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Analysis

  • max time kernel
    142s
  • max time network
    107s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/05/2024, 11:49

General

  • Target

    4aebaeb95e8c940900b4b3e8fe34368e_JaffaCakes118.exe

  • Size

    994KB

  • MD5

    4aebaeb95e8c940900b4b3e8fe34368e

  • SHA1

    a3aefd9283e47b2d7b889bb5a1a44afdaff511fa

  • SHA256

    dd85d2a0e71d34b389efa691ea895415ea9a023c9ef61d5147bb2b8fb7e4d7b8

  • SHA512

    ebf534d2efdf47e42ee7013d540809162c9fbd2f052b3c278b8bb4db0051ec72a1812a3ddfdba56a26cb3e2421c224222974f9dd3f12bcd2a98c452daed00abe

  • SSDEEP

    24576:4MjPJ5g9KVGrdNikfu2hBfK8ilRty5olGJsx+:dJ5gEKNikf3hBfUiWx+

Score
10/10

Malware Config

Signatures

  • Ammyy Admin

    Remote admin tool with various capabilities.

  • AmmyyAdmin payload 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
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4aebaeb95e8c940900b4b3e8fe34368e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4aebaeb95e8c940900b4b3e8fe34368e_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4736
    • C:\Users\Admin\AppData\Local\Temp\budha.exe
      "C:\Users\Admin\AppData\Local\Temp\budha.exe"
      2⤵
      • Executes dropped EXE
      PID:1600

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\budha.exe

    Filesize

    994KB

    MD5

    f3b922847a5ca439c6e3f6f3dd81dba8

    SHA1

    f07d761b3543e84e50493144115e6116c4fe3cb3

    SHA256

    b43ea6c17b1dcc2c386902fadae2948340b27ac61d8828dff711025e44063f32

    SHA512

    bc1895bc9413220450248a3297464118bf6f40f07000db9a4d4a28c716db2a35cec33e224fa9d303476d94d1d049b95068a3dbce5819ef3be3912ad1f0ac340c

  • memory/1600-14-0x0000000002570000-0x0000000002970000-memory.dmp

    Filesize

    4.0MB

  • memory/1600-13-0x00000000021B0000-0x00000000021B1000-memory.dmp

    Filesize

    4KB

  • memory/1600-15-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/4736-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/4736-2-0x0000000002340000-0x0000000002341000-memory.dmp

    Filesize

    4KB

  • memory/4736-3-0x00000000026A0000-0x0000000002AA0000-memory.dmp

    Filesize

    4.0MB

  • memory/4736-12-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB