Analysis

  • max time kernel
    121s
  • max time network
    107s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/07/2024, 10:05

General

  • Target
    4dd63bb405a5e282dc0942018bf30a48_JaffaCakes118.exe
  • Size 1.3MB
  • Sample240716-l4le7azdrf
  • SHA256 98bf5793c46987e46bb2559ed565d0d96012f9cf16ae4961dc18d1fb65006a47
  • 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 2 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 6 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 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4dd63bb405a5e282dc0942018bf30a48_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4dd63bb405a5e282dc0942018bf30a48_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:2852
    • C:\Windows\SysWOW64\USJVTX\HPA.exe
      "C:\Windows\system32\USJVTX\HPA.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:3672
    • C:\Users\Admin\AppData\Local\Temp\TibiaScript.exe
      "C:\Users\Admin\AppData\Local\Temp\TibiaScript.exe"
      2⤵
      • Executes dropped EXE
      PID:372

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        TibiaScript.exe

        • Path C:\Users\Admin\AppData\Local\Temp\TibiaScript.exe
        • Size 168KB
        • SHA256 421e5c460caeddbeab8f4a6427bcf66045d2fc1d5a7251ae7e01a6630910de53
        • MD5 SHA1 SHA512 SSDEEP

        AKV.exe

        • Path C:\Windows\SysWOW64\USJVTX\AKV.exe
        • Size 457KB
        • SHA256 1223da59a4cb9e56bb606cefe6fb5bbc7205b626ea33897343ccad706aed302e
        • MD5 SHA1 SHA512 SSDEEP

        HPA.001

        • Path C:\Windows\SysWOW64\USJVTX\HPA.001
        • Size 61KB
        • SHA256 cada62c6811dfa92d90ed5b622fa29f95e855ebc9ea06413fbcc63945c74d103
        • MD5 SHA1 SHA512 SSDEEP

        HPA.002

        • Path C:\Windows\SysWOW64\USJVTX\HPA.002
        • Size 43KB
        • SHA256 e998a8fa03e719fc56088fe17d355afa5109084f2607f8b3e502bb4391273a76
        • MD5 SHA1 SHA512 SSDEEP

        HPA.004

        • Path C:\Windows\SysWOW64\USJVTX\HPA.004
        • Size 1KB
        • SHA256 31d183f294bc2f8fe53ccc81cd60a33b654ddc91bd728d52ce62f7a6670bee12
        • MD5 SHA1 SHA512

        HPA.exe

        • Path C:\Windows\SysWOW64\USJVTX\HPA.exe
        • Size 1.5MB
        • SHA256 7f560cd87731d1f70a0cf193756994ff69f039e737a4c017f63603b0ba2efbe5
        • MD5 SHA1 SHA512 SSDEEP

        memory/372-29-0x00007FF90B4B0000-0x00007FF90B6A5000-memory.dmp

        memory/372-28-0x00007FF90B4B0000-0x00007FF90B6A5000-memory.dmp

        memory/372-30-0x00007FF90B4B0000-0x00007FF90B6A5000-memory.dmp

        memory/372-32-0x000000001B860000-0x000000001B906000-memory.dmp

        memory/372-33-0x000000001BF10000-0x000000001C3DE000-memory.dmp

        memory/372-34-0x000000001C480000-0x000000001C51C000-memory.dmp

        memory/372-35-0x000000001B940000-0x000000001B948000-memory.dmp

        memory/372-36-0x000000001C5B0000-0x000000001C5FC000-memory.dmp

        memory/372-37-0x00007FF90B4B0000-0x00007FF90B6A5000-memory.dmp

        memory/372-39-0x00007FF90B4B0000-0x00007FF90B6A5000-memory.dmp

        memory/3672-27-0x00007FF90B4B0000-0x00007FF90B6A5000-memory.dmp

        memory/3672-38-0x00007FF90B4B0000-0x00007FF90B6A5000-memory.dmp