Analysis

  • max time kernel
    121s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-09-2024 15:08

General

  • Target

    f3e95567ee9ece690c044ea8447d91c7_JaffaCakes118.exe

  • Size

    1.2MB

  • MD5

    f3e95567ee9ece690c044ea8447d91c7

  • SHA1

    e23380d8bbd5fcd5f435aae29ac925533fcdf3d0

  • SHA256

    0510651b5b1269059c6ebcaafbb770ac7cce1850f7b3c2508b83ed311afa7e86

  • SHA512

    31d92cb87c477eaf5594e659415a1c02e4ca76202746da71d8b0ac1d48cd079de5f9b65bce413d729a5083726ec99aa6b6cb01371eafa2a6cdb8a54955284c6d

  • SSDEEP

    24576:f5z9C4nqDGvx09BTw4VkFpSg3MQxs7LEd5vSelzY6Mba1psk0nj4Q:f5z4Kzvx03DmpSg3BxgLEd56e+6wmukU

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.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Drops file in System32 directory 6 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f3e95567ee9ece690c044ea8447d91c7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f3e95567ee9ece690c044ea8447d91c7_JaffaCakes118.exe"
    1⤵
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2612
    • C:\Users\Admin\AppData\Local\Temp\f3e95567ee9ece690c044ea8447d91c7_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\f3e95567ee9ece690c044ea8447d91c7_JaffaCakes118.exe
      2⤵
      • Checks computer location settings
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1076
      • C:\Windows\SysWOW64\TEPNMS\PHI.exe
        "C:\Windows\system32\TEPNMS\PHI.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4184

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\SysWOW64\TEPNMS\AKV.exe

    Filesize

    463KB

    MD5

    eb916da4abe4ff314662089013c8f832

    SHA1

    1e7e611cc6922a2851bcf135806ab51cdb499efa

    SHA256

    96af80e7ba0f3997d59ebcb5ecef619f980d71ca29113e2cd2f2e8adcdea3061

    SHA512

    d0dbe1d1612982b9cd2a3ed3cbd3e3b5be49237f580f91d5e5d5b6d20ed4dc0babb69a666c19bf4e0f10776a43b9b1dcda91a4cd381ce3705b1795ef9d731c8b

  • C:\Windows\SysWOW64\TEPNMS\PHI.001

    Filesize

    61KB

    MD5

    425ff37c76030ca0eb60321eedd4afdd

    SHA1

    7dde5e9ce5c4057d3db149f323fa43ed29d90e09

    SHA256

    70b00b09ae76a7ecfd6680ab22df546b17826755087c069fc87d14895e1a4e24

    SHA512

    ef5ff97c0d682b6155eff8f92dace1789cf01ca8bca55af1c1d0f2243b5e18bc12a657bb2bb12601b51ef9e1b942f02feb8462644da291fd1b2239c34ef2b59b

  • C:\Windows\SysWOW64\TEPNMS\PHI.002

    Filesize

    43KB

    MD5

    12fb4f589942682a478b7c7881dfcba2

    SHA1

    a3d490c6cda965708a1ff6a0dc4e88037e0d6336

    SHA256

    4de0c277800ae36b85a11ed9765f732a73578d4dce053ff7179f96ab776fb60d

    SHA512

    dd1c6a4ea5bc9698701ec941c4e90fe8dfb0993dc321edc052d1a80cc49bc46be665a85ec678876e698de60cda5dbf1d6279742a16d648f9d18e642a3ea33ddd

  • C:\Windows\SysWOW64\TEPNMS\PHI.004

    Filesize

    1KB

    MD5

    91a2da7eb87a79d2f52e84961818c991

    SHA1

    bb96c87fe3b8eafa11b209711c08cc161231fe1f

    SHA256

    e99d37356a0b756d11288a11b9f97f3b0835a681a46c9ab7c214d8ac5f5691da

    SHA512

    a4246f6d313041d50ed69a9bf7180771db021f34bc9ab3a0cdaf05d3baf78ed6b868f6534163bf56e9e75942ce762b7535c37d91e5821cb350c4010d584f1075

  • C:\Windows\SysWOW64\TEPNMS\PHI.exe

    Filesize

    1.5MB

    MD5

    f8530f0dfe90c7c1e20239b0a7643041

    SHA1

    3e0208ab84b8444a69c8d62ad0b81c4186395802

    SHA256

    734439c4049ae1a832b4cc5c8d227112106406945d1a7cbb355e11a3f5e356c4

    SHA512

    5cb01517938789e006e00d69729ae7d73ad480f1ae17a80059bf81ee5d9cebb1263a35732c84f03d742684a650b116b13e6731ca80b0b9cdb3908e5588649399

  • memory/1076-2-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/1076-3-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/1076-4-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/1076-9-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/1076-18-0x0000000000400000-0x000000000051F000-memory.dmp

    Filesize

    1.1MB

  • memory/4184-24-0x0000000000400000-0x000000000058B000-memory.dmp

    Filesize

    1.5MB

  • memory/4184-26-0x0000000000400000-0x000000000058B000-memory.dmp

    Filesize

    1.5MB