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Analysis

  • max time kernel
    94s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/09/2024, 09:55

General

  • Target

    6ed4c0b2e67a048fea0163a19588d4cf3ae469b62cbf8536cb6c2a213cbfd56f.js

  • Size

    711KB

  • MD5

    49ed597d3e71dee0ced6c17c9ecc5ee9

  • SHA1

    235f285825ac621f16f8fc98664a1c226f1a4d68

  • SHA256

    6ed4c0b2e67a048fea0163a19588d4cf3ae469b62cbf8536cb6c2a213cbfd56f

  • SHA512

    94971817ecafe3bd69ba19c68162320c6d4ed403ce5e4a5841862114b76f599e87fd8552282a466d1af69fa1fedb4767c6e2f77563181924046f4fddfa3aa4c5

  • SSDEEP

    12288:5YOoheqQXmtqSElhoXJ/r2tiT+059vIkd08brxp+0:5to8vhBE5/r/T+051Q+xpr

Malware Config

Signatures

  • Detects Latrodectus 5 IoCs

    Detects Latrodectus v1.4.

  • Latrodectus loader

    Latrodectus is a loader written in C++.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 10 IoCs
  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\6ed4c0b2e67a048fea0163a19588d4cf3ae469b62cbf8536cb6c2a213cbfd56f.js
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:212
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4320
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 456A6AE47871A2EE5423793ADB1F44E2
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2984
    • C:\Windows\Installer\MSI8A25.tmp
      "C:\Windows\Installer\MSI8A25.tmp" /DontWait C:/Windows/System32/rundll32.exe C:\Users\Admin\AppData\Roaming\true.dll, NvPluginGetInfo
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3764
  • C:\Windows\System32\rundll32.exe
    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\true.dll, NvPluginGetInfo
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2572
    • C:\Windows\System32\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Roaming\Custom_update\Update_893835d6.dll", NvPluginGetInfo
      2⤵
      • Loads dropped DLL
      PID:1536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Config.Msi\e578966.rbs

    Filesize

    1KB

    MD5

    9e93afe9e4a8ab6387ce010ba4ed5825

    SHA1

    704cde40bf65cb29f6b386d6e3fdcef108b53494

    SHA256

    103de72d99a5720523b255cdfa189a23a46d4272032d155f41d26e88abed4b8b

    SHA512

    b7f46f2b747ccf77b253b0e4bae0162ea1460f78a4457fa4372d25ea8a134c59c64588d44eceea824606dddd980df35e939a7c0492c5f912c4072aef339aa590

  • C:\Users\Admin\AppData\Roaming\true.dll

    Filesize

    1.8MB

    MD5

    6dc0d350d735fd1acc8219cfa5d02b9b

    SHA1

    7ba0708a4404715fb21a23acfbd88a25b7245ef1

    SHA256

    2333dd858fc40899a1bff3fb39fbc0b4e65a864bfd4eb73c26b48aaddcca7061

    SHA512

    99c9b6310363ce3a7d9ff680c4a0ae976553fc4789b12f9b60d9f629608d90cf4d64b4c8a037264f8aaa48fba69ae397236ef4c32c2eb6779fb5d9e0b3b0d52f

  • C:\Windows\Installer\MSI824F.tmp

    Filesize

    1.9MB

    MD5

    c017277279dada1b9653bc6838019952

    SHA1

    4d66580dade368ea823c2afc602ad3686c20d4d1

    SHA256

    f60c7e2cd7078584e1fb2eacd6270c314f1e23f76a4cd78c5d13eec215f0e41c

    SHA512

    cd9fea4bfa73987fb95e4e15ee6fa5c489842b79f8a497ea7dd65ec355db9df6d4af786612e6d9f43e7293723a91841465368728fb1b5361716a9297008adfa2

  • C:\Windows\Installer\MSI87DE.tmp

    Filesize

    436KB

    MD5

    475d20c0ea477a35660e3f67ecf0a1df

    SHA1

    67340739f51e1134ae8f0ffc5ae9dd710e8e3a08

    SHA256

    426e6cf199a8268e8a7763ec3a4dd7add982b28c51d89ebea90ca792cbae14dd

    SHA512

    99525aaab2ab608134b5d66b5313e7fc3c2e2877395c5c171897d7a6c66efb26b606de1a4cb01118c2738ea4b6542e4eb4983e631231b3f340bf85e509a9589e

  • C:\Windows\Installer\MSI8A25.tmp

    Filesize

    389KB

    MD5

    b9545ed17695a32face8c3408a6a3553

    SHA1

    f6c31c9cd832ae2aebcd88e7b2fa6803ae93fc83

    SHA256

    1e0e63b446eecf6c9781c7d1cae1f46a3bb31654a70612f71f31538fb4f4729a

    SHA512

    f6d6dc40dcba5ff091452d7cc257427dcb7ce2a21816b4fec2ee249e63246b64667f5c4095220623533243103876433ef8c12c9b612c0e95fdfffe41d1504e04

  • memory/1536-51-0x0000025B85AB0000-0x0000025B85AC6000-memory.dmp

    Filesize

    88KB

  • memory/1536-52-0x0000025B85AB0000-0x0000025B85AC6000-memory.dmp

    Filesize

    88KB

  • memory/1536-53-0x0000025B85AB0000-0x0000025B85AC6000-memory.dmp

    Filesize

    88KB

  • memory/2572-45-0x000002134D2E0000-0x000002134D2F6000-memory.dmp

    Filesize

    88KB

  • memory/2572-47-0x000002134D2E0000-0x000002134D2F6000-memory.dmp

    Filesize

    88KB

  • memory/2572-48-0x0000000180000000-0x00000001801DC000-memory.dmp

    Filesize

    1.9MB