Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/07/2024, 10:15

General

  • Target
    62d2b3a22d70b893887d14f749e1e634_JaffaCakes118.exe
  • Size 2.0MB
  • Sample240722-l984fasalg
  • SHA256 12893481b04564624964972d930b86d0a12f667de6b271e85c92c483d9b228ab
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Ardamax

    A keylogger first seen in 2013.

  • Ardamax main executable 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 8 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\62d2b3a22d70b893887d14f749e1e634_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\62d2b3a22d70b893887d14f749e1e634_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:5020
    • C:\Windows\SysWOW64\NARCUN\QBP.exe
      "C:\Windows\system32\NARCUN\QBP.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2484

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        AKV.exe

        • Path C:\Windows\SysWOW64\NARCUN\AKV.exe
        • Size 463KB
        • SHA256 96af80e7ba0f3997d59ebcb5ecef619f980d71ca29113e2cd2f2e8adcdea3061
        • MD5 SHA1 SHA512 SSDEEP

        QBP.001

        • Path C:\Windows\SysWOW64\NARCUN\QBP.001
        • Size 61KB
        • SHA256 70b00b09ae76a7ecfd6680ab22df546b17826755087c069fc87d14895e1a4e24
        • MD5 SHA1 SHA512 SSDEEP

        QBP.002

        • Path C:\Windows\SysWOW64\NARCUN\QBP.002
        • Size 43KB
        • SHA256 4de0c277800ae36b85a11ed9765f732a73578d4dce053ff7179f96ab776fb60d
        • MD5 SHA1 SHA512 SSDEEP

        QBP.003

        • Path C:\Windows\SysWOW64\NARCUN\QBP.003
        • Size 68KB
        • SHA256 f170be2582c82ea131e1f688eea6e1cd17d14e6a9bb805b6aed2791e625a74d8
        • MD5 SHA1 SHA512 SSDEEP

        QBP.004

        • Path C:\Windows\SysWOW64\NARCUN\QBP.004
        • Size 1KB
        • SHA256 59831b976f8ec8a599e28ac5d308219cbed92da87a1fbc45e9b2f43a35eb3f4a
        • MD5 SHA1 SHA512

        QBP.chm

        • Path C:\Windows\SysWOW64\NARCUN\QBP.chm
        • Size 20KB
        • SHA256 c69e694d6db9a958a99901afb86a8b864a17b510a5dcdd1c176f53abf0c61a61
        • MD5 SHA1 SHA512 SSDEEP

        QBP.exe

        • Path C:\Windows\SysWOW64\NARCUN\QBP.exe
        • Size 1.5MB
        • SHA256 734439c4049ae1a832b4cc5c8d227112106406945d1a7cbb355e11a3f5e356c4
        • MD5 SHA1 SHA512 SSDEEP

        memory/2484-21-0x00000000005E0000-0x00000000005E1000-memory.dmp