Joe Sandbox Cloud Basic Analysis Report

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Linux Analysis Report
SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf

Overview

General Information

Sample name:SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf
Analysis ID:1531110
MD5:bb7cc7c4e17cdd054a336f4d5aeaad62
SHA1:5b64d9bfe4ca4bb4c776ceb0b7debed89f244534
SHA256:e7eea6500b08adcb507695a7149adb51b3fd9c3e2e343e63a4c8aecc2a0a6ced
Tags:elf
Infos:

Detection

Score:48
Range:0 - 100
Whitelisted:false

Signatures

Multi AV Scanner detection for submitted file
Executes the "rm" command used to delete files or directories
Sample has stripped symbol table
Uses the "uname" system call to query kernel version information (possible evasion)

Classification

General Information

Joe Sandbox version:41.0.0 Charoite
Analysis ID:1531110
Start date and time:2024-10-10 21:28:19 +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:SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf
Detection:MAL
Classification:mal48.linELF@0/0@2/0

Warnings

  • VT rate limit hit for: SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf

Runtime Messages

Command:/tmp/SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf
PID:5481
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

Process Tree

  • system is lnxubuntu20
  • dash New Fork (PID: 5468, Parent: 3634)
  • rm (PID: 5468, Parent: 3634, MD5: aa2b5496fdbfd88e38791ab81f90b95b) Arguments: rm -f /tmp/tmp.Ze5FXhQGmx /tmp/tmp.zyEcEV5Ve8 /tmp/tmp.ePWjI8w4A6
  • dash New Fork (PID: 5469, Parent: 3634)
  • rm (PID: 5469, Parent: 3634, MD5: aa2b5496fdbfd88e38791ab81f90b95b) Arguments: rm -f /tmp/tmp.Ze5FXhQGmx /tmp/tmp.zyEcEV5Ve8 /tmp/tmp.ePWjI8w4A6
  • cleanup

Yara Signatures

⊘No yara matches

Suricata Signatures

⊘No Suricata rule has matched

Joe Sandbox Signatures

Click to jump to signature section

Show All Signature Results

AV Detection

barindex
Multi AV Scanner detection for submitted file
Source: SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elfReversingLabs: Detection: 15%
Source: unknownUDP traffic detected without corresponding DNS query: 1.1.1.1
Source: unknownUDP traffic detected without corresponding DNS query: 1.1.1.1
Source: global trafficDNS traffic detected: DNS query: daisy.ubuntu.com
Source: ELF static info symbol of initial sample.symtab present: no
Source: classification engineClassification label: mal48.linELF@0/0@2/0
Source: /usr/bin/dash (PID: 5468)Rm executable: /usr/bin/rm -> rm -f /tmp/tmp.Ze5FXhQGmx /tmp/tmp.zyEcEV5Ve8 /tmp/tmp.ePWjI8w4A6Jump to behavior
Source: /usr/bin/dash (PID: 5469)Rm executable: /usr/bin/rm -> rm -f /tmp/tmp.Ze5FXhQGmx /tmp/tmp.zyEcEV5Ve8 /tmp/tmp.ePWjI8w4A6Jump to behavior
Source: /tmp/SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf (PID: 5481)Queries kernel information via 'uname': Jump to behavior
Source: SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf, 5481.1.00007ffffc8dc000.00007ffffc8fd000.rw-.sdmpBinary or memory string: /usr/bin/qemu-mips64
Source: SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf, 5481.1.000055d120983000.000055d120a31000.rw-.sdmpBinary or memory string: U!/etc/qemu-binfmt/mips641RelativeDistinguishedName
Source: SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf, 5481.1.000055d120983000.000055d120a31000.rw-.sdmpBinary or memory string: /etc/qemu-binfmt/mips64
Source: SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf, 5481.1.00007ffffc8dc000.00007ffffc8fd000.rw-.sdmpBinary or memory string: x86_64/usr/bin/qemu-mips64/tmp/SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.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/SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf
Source: SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf, 5481.1.00007ffffc8dc000.00007ffffc8fd000.rw-.sdmpBinary or memory string: qemu: uncaught target signal 11 (Segmentation fault) - core dumped

Mitre Att&ck Matrix

ReconnaissanceResource DevelopmentInitial AccessExecutionPersistencePrivilege EscalationDefense EvasionCredential AccessDiscoveryLateral MovementCollectionCommand and ControlExfiltrationImpact
Gather Victim Identity InformationAcquire InfrastructureValid AccountsWindows Management InstrumentationPath InterceptionPath Interception1
File Deletion		OS 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

Malware Configuration

⊘No configs have been found

Behavior Graph

Hide Legend

Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Number of created Files
  • Is malicious
  • Internet

Antivirus, Machine Learning and Genetic Malware Detection

Initial Sample

SourceDetectionScannerLabelLink
SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf16%ReversingLabsLinux.Trojan.Generic

Dropped Files

⊘No Antivirus matches

Domains

⊘No Antivirus matches

URLs

⊘No Antivirus matches

Domains and IPs

Contacted Domains

NameIPActiveMaliciousAntivirus DetectionReputation
daisy.ubuntu.com
162.213.35.25
truefalse
    		unknown

    World Map of Contacted IPs

    ⊘No contacted IP infos

    Joe Sandbox View / Context

    IPs

    ⊘No context

    Domains

    MatchAssociated Sample Name / URLSHA 256DetectionThreat NameLinkContext
    daisy.ubuntu.comSecuriteInfo.com.Trojan.Linux.GenericKD.24480.17315.19960.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.25
    1Yd49lT5sX.elfGet hashmaliciousMiraiBrowse
    • 162.213.35.25
    hOLZtATFdS.elfGet hashmaliciousMiraiBrowse
    • 162.213.35.24
    MzvEzhTtYW.elfGet hashmaliciousMiraiBrowse
    • 162.213.35.25
    NBputeIhof.elfGet hashmaliciousMiraiBrowse
    • 162.213.35.25
    0akPYDSlld.elfGet hashmaliciousMiraiBrowse
    • 162.213.35.24
    17CiAkKMyC.elfGet hashmaliciousGafgyt, MiraiBrowse
    • 162.213.35.25
    fNR6GoKo15.elfGet hashmaliciousMiraiBrowse
    • 162.213.35.24
    maucl6PmW8.elfGet hashmaliciousMiraiBrowse
    • 162.213.35.25
    na.elfGet hashmaliciousUnknownBrowse
    • 162.213.35.24

    ASNs

    ⊘No context

    JA3 Fingerprints

    ⊘No context

    Dropped Files

    ⊘No context

    Created / dropped Files

    ⊘No created / dropped files found

    Static File Info

    General

    File type:ELF 64-bit MSB executable, MIPS, MIPS-III version 1 (SYSV), statically linked, Go BuildID=531EpRgthPZPt3knqoKK/ayf51kNy_prNzbkXr_MN/zxjogFIOCYVVIxufPI04/tQgJURn6GO8NPfNwspcu, stripped
    Entropy (8bit):0.6454962369250512
    TrID:
    • ELF Executable and Linkable format (generic) (4004/1) 100.00%
    File name:SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf
    File size:5'963'776 bytes
    MD5:bb7cc7c4e17cdd054a336f4d5aeaad62
    SHA1:5b64d9bfe4ca4bb4c776ceb0b7debed89f244534
    SHA256:e7eea6500b08adcb507695a7149adb51b3fd9c3e2e343e63a4c8aecc2a0a6ced
    SHA512:a725c63e5a4f2d5b1ed62a479113d6e4944b0a236c40c0ce11262ef8b3718e24d5f68eaa421fd44626732d35ed6629389e93adad60e766c7ac2ec744f1062acb
    SSDEEP:24576:kYc8hbuA60SjA4JPr3+wSkmAUd4TJcTzSN5A+FJW1I9OBL4AB61jTw5UMb5Ud4CW:Xr
    TLSH:8E567362BB58AE1ED699307557A7C13033CB7A1580E0B432CA97C70D2F5D2BCA85BDD8
    File Content Preview:.ELF...................................@........ ....@.8...@...................@.......@.......@...............................................................d.......d.............................................0.......0.......................1.......2.

    Static ELF Info

    ELF header

    Class:ELF64
    Data:2's complement, big endian
    Version:1 (current)
    Machine:MIPS R3000
    Version Number:0x1
    Type:EXEC (Executable file)
    OS/ABI:UNIX - System V
    ABI Version:0
    Entry Point Address:0x90000
    Flags:0x20000004
    ELF Header Size:64
    Program Header Offset:64
    Program Header Size:56
    Number of Program Headers:7
    Section Header Offset:456
    Section Header Size:64
    Number of Section Headers:14
    Header String Table Index:3

    Sections

    NameTypeAddressOffsetSizeEntSizeFlagsFlags DescriptionLinkInfoAlign
    NULL0x00x00x00x00x0000
    PROGBITS0x110000x10000x30dbf00x00x6AX008
    PROGBITS0x3200000x3100000xf91340x00x2A0032
    STRTAB0x00x4091400xa50x00x0001
    PROGBITS0x4192000x4092000x17c80x00x2A0032
    PROGBITS0x41a9e00x40a9e00x9480x00x2A0032
    PROGBITS0x41b3280x40b3280x00x00x2A001
    PROGBITS0x41b3400x40b3400x14bcb80x00x2A0032
    PROGBITS0x5700000x5600000xf00x00x3WA0016
    PROGBITS0x5701000x5601000x31e180x00x3WA0032
    PROGBITS0x5a1f200x591f200xfe800x00x3WA0032
    NOBITS0x5b1da00x5a1da00x301000x00x3WA0032
    NOBITS0x5e1ea00x5d1ea00xf5700x00x3WA0032
    NOTE0x10f9c0xf9c0x640x00x2A004

    Program Segments

    TypeOffsetVirtual AddressPhysical AddressFile SizeMemory SizeEntropyFlagsFlags DescriptionAlignProg InterpreterSection Mappings
    PHDR0x400x100400x100400x1880x1881.50300x4R 0x10000
    NOTE0xf9c0x10f9c0x10f9c0x640x645.31720x4R 0x4
    LOAD0x00x100000x100000x30ebf00x30ebf01.10840x5R E0x10000
    LOAD0x3100000x3200000x3200000x246ff80x246ff80.00000x4R 0x10000
    LOAD0x5600000x5700000x5700000x41da00x814100.00000x6RW 0x10000
    GNU_STACK0x00x00x00x00x00.00000x6RW 0x8
    LOOS+50415800x00x00x00x00x00.00000x2a00 0x8

    Network Behavior

    Network Port Distribution

    UDP Packets

    TimestampSource PortDest PortSource IPDest IP
    Oct 10, 2024 21:29:12.369862080 CEST4637353192.168.2.141.1.1.1
    Oct 10, 2024 21:29:12.369862080 CEST5736753192.168.2.141.1.1.1
    Oct 10, 2024 21:29:12.377300024 CEST53573671.1.1.1192.168.2.14
    Oct 10, 2024 21:29:12.377851009 CEST53463731.1.1.1192.168.2.14

    DNS Queries

    TimestampSource IPDest IPTrans IDOP CodeNameTypeClassDNS over HTTPS
    Oct 10, 2024 21:29:12.369862080 CEST192.168.2.141.1.1.10xc2bcStandard query (0)daisy.ubuntu.comA (IP address)IN (0x0001)false
    Oct 10, 2024 21:29:12.369862080 CEST192.168.2.141.1.1.10x7063Standard query (0)daisy.ubuntu.com28IN (0x0001)false

    DNS Answers

    TimestampSource IPDest IPTrans IDReply CodeNameCNameAddressTypeClassDNS over HTTPS
    Oct 10, 2024 21:29:12.377851009 CEST1.1.1.1192.168.2.140xc2bcNo error (0)daisy.ubuntu.com162.213.35.25A (IP address)IN (0x0001)false
    Oct 10, 2024 21:29:12.377851009 CEST1.1.1.1192.168.2.140xc2bcNo error (0)daisy.ubuntu.com162.213.35.24A (IP address)IN (0x0001)false

    System Behavior

    General

    Start time (UTC):19:28:59
    Start date (UTC):10/10/2024
    Path:/usr/bin/dash
    Arguments:-
    File size:129816 bytes
    MD5 hash:1e6b1c887c59a315edb7eb9a315fc84c

    Chronological Activities


    General

    Start time (UTC):19:28:59
    Start date (UTC):10/10/2024
    Path:/usr/bin/rm
    Arguments:rm -f /tmp/tmp.Ze5FXhQGmx /tmp/tmp.zyEcEV5Ve8 /tmp/tmp.ePWjI8w4A6
    File size:72056 bytes
    MD5 hash:aa2b5496fdbfd88e38791ab81f90b95b

    General

    Start time (UTC):19:28:59
    Start date (UTC):10/10/2024
    Path:/usr/bin/dash
    Arguments:-
    File size:129816 bytes
    MD5 hash:1e6b1c887c59a315edb7eb9a315fc84c

    Chronological Activities


    General

    Start time (UTC):19:28:59
    Start date (UTC):10/10/2024
    Path:/usr/bin/rm
    Arguments:rm -f /tmp/tmp.Ze5FXhQGmx /tmp/tmp.zyEcEV5Ve8 /tmp/tmp.ePWjI8w4A6
    File size:72056 bytes
    MD5 hash:aa2b5496fdbfd88e38791ab81f90b95b

    General

    Start time (UTC):19:29:10
    Start date (UTC):10/10/2024
    Path:/tmp/SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf
    Arguments:/tmp/SecuriteInfo.com.Trojan.Linux.GenericKD.24576.12596.14920.elf
    File size:5830456 bytes
    MD5 hash:801a06b4e0ed2dca89cbfa1f900a483d

    Chronological Activities