Analysis

  • max time kernel
    120s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-09-2024 09:18

General

  • Target

    fbfb6344bad16657e69434143bde12d9_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    fbfb6344bad16657e69434143bde12d9

  • SHA1

    2c0135c2042b2800cb88df50814b2134de3cf439

  • SHA256

    e648d3dc74787646def479acd6970a936b6814545b5361b06800d2c100d0230e

  • SHA512

    e245a9f670e0a5c89070392f2c8486bbea609fbf461f18959447e0429f356cab78b45b7c5008008a1d48500f9391893118e161f1cf58e3f5fe2390e25122b1d0

  • SSDEEP

    24576:+k/AT1yBZsxNHcDI+id/9lQM6MmG6FVFHgeNzcSeDWGvM9emdywGuw2HpQU:foT1savHcOdqMmG6FX1bQmdzGuw2Hp

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
  • 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 Windows directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fbfb6344bad16657e69434143bde12d9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fbfb6344bad16657e69434143bde12d9_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:956
    • C:\Windows\KHJCCL\IIC.exe
      "C:\Windows\KHJCCL\IIC.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:1960

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\KHJCCL\AKV.exe

    Filesize

    463KB

    MD5

    eb916da4abe4ff314662089013c8f832

    SHA1

    1e7e611cc6922a2851bcf135806ab51cdb499efa

    SHA256

    96af80e7ba0f3997d59ebcb5ecef619f980d71ca29113e2cd2f2e8adcdea3061

    SHA512

    d0dbe1d1612982b9cd2a3ed3cbd3e3b5be49237f580f91d5e5d5b6d20ed4dc0babb69a666c19bf4e0f10776a43b9b1dcda91a4cd381ce3705b1795ef9d731c8b

  • C:\Windows\KHJCCL\IIC.001

    Filesize

    61KB

    MD5

    425ff37c76030ca0eb60321eedd4afdd

    SHA1

    7dde5e9ce5c4057d3db149f323fa43ed29d90e09

    SHA256

    70b00b09ae76a7ecfd6680ab22df546b17826755087c069fc87d14895e1a4e24

    SHA512

    ef5ff97c0d682b6155eff8f92dace1789cf01ca8bca55af1c1d0f2243b5e18bc12a657bb2bb12601b51ef9e1b942f02feb8462644da291fd1b2239c34ef2b59b

  • C:\Windows\KHJCCL\IIC.002

    Filesize

    43KB

    MD5

    12fb4f589942682a478b7c7881dfcba2

    SHA1

    a3d490c6cda965708a1ff6a0dc4e88037e0d6336

    SHA256

    4de0c277800ae36b85a11ed9765f732a73578d4dce053ff7179f96ab776fb60d

    SHA512

    dd1c6a4ea5bc9698701ec941c4e90fe8dfb0993dc321edc052d1a80cc49bc46be665a85ec678876e698de60cda5dbf1d6279742a16d648f9d18e642a3ea33ddd

  • C:\Windows\KHJCCL\IIC.004

    Filesize

    1KB

    MD5

    962630e7797d4812c9061157349f3850

    SHA1

    1a5bd7c0c438394526e8cb7ed8c38dea5386bb4d

    SHA256

    e0f249d7ab491f0741d4907ab10685f4a24ab8029e4cbe63ad18011e17c79010

    SHA512

    f19db42024f2b8d2fc2641171e97d90d571dcf21064c84c118becd141d5018d51d13b69b4c8e8ef1a4abfc8ca256e284741b5c1360616ad1eec3854359afd628

  • C:\Windows\KHJCCL\IIC.exe

    Filesize

    1.5MB

    MD5

    f8530f0dfe90c7c1e20239b0a7643041

    SHA1

    3e0208ab84b8444a69c8d62ad0b81c4186395802

    SHA256

    734439c4049ae1a832b4cc5c8d227112106406945d1a7cbb355e11a3f5e356c4

    SHA512

    5cb01517938789e006e00d69729ae7d73ad480f1ae17a80059bf81ee5d9cebb1263a35732c84f03d742684a650b116b13e6731ca80b0b9cdb3908e5588649399

  • memory/1960-16-0x00000000005A0000-0x00000000005A1000-memory.dmp

    Filesize

    4KB

  • memory/1960-20-0x00000000005A0000-0x00000000005A1000-memory.dmp

    Filesize

    4KB