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Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/07/2024, 23:23

General

  • Target

    71ac1cbe44d6212bc1dc0cb0fbb41e9a_JaffaCakes118.exe

  • Size

    128KB

  • MD5

    71ac1cbe44d6212bc1dc0cb0fbb41e9a

  • SHA1

    8c64fe6cc45c90fb8a9df29e7ce8d0af71eeae93

  • SHA256

    097bfde212e662ca24e3af9dbb8e44b1d7b05dbf9730ca1232061d507181d7fd

  • SHA512

    c39e6f3c314dea7aa913befe9d3612c8822e2c45d4ab94cddb6b8cc83344c6a58b2ec70320a613efa92094699076f3a226daf5c0b530d619b25ebf1d1e691245

  • SSDEEP

    1536:m30siP4hgIuFQFvHwd6PXOYb7gXWgWKsEH/NeG0h/l:00siag/FQByYb7gvsE4t

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 51 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\71ac1cbe44d6212bc1dc0cb0fbb41e9a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\71ac1cbe44d6212bc1dc0cb0fbb41e9a_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Users\Admin\dieojog.exe
      "C:\Users\Admin\dieojog.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\dieojog.exe

    Filesize

    128KB

    MD5

    049c0f3f7797f9466f1bf1d7b32d9c2f

    SHA1

    fcedc23b53d8ce4b777d729a733ec0c1982c75f4

    SHA256

    06a78650caae25c50d242bf5b682f59805311b3939d8dd044a5c89a350d0fb0e

    SHA512

    f8e3fe8ec578afeaa77c2a5593fda94afcb9e09603311ae45ba879475418ea38ae943587174ecaebefa0ce2dc56d7e6d70bb9d66ae04d40509bb2efdca564b9d