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Analysis

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

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/07/2024, 18:50

General

  • Target

    4af3eb17b08c45ea5b377cfc7432b1df_JaffaCakes118.exe

  • Size

    128KB

  • MD5

    4af3eb17b08c45ea5b377cfc7432b1df

  • SHA1

    761042688c6892117f64669346990b5c88d04fb8

  • SHA256

    031ce207a9348ca92047b2ff3cde60d6c608e02491d14dbecbe29c51c6b532b5

  • SHA512

    8c1e0c7445e63853d2ff735127a04e445bcb6b8da51903b9285f3ee3659806887fc0ab589ed2d89535d4e42b8cb52d1f3292497f36bf641df602aacb84a72b38

  • SSDEEP

    3072:xxwbcHVICc7soi3rK+/7uqelMYa3S1H2N:nwbAVFc7st3rK+/7uqelMYa3S1HS

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 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
  • 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).

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4af3eb17b08c45ea5b377cfc7432b1df_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4af3eb17b08c45ea5b377cfc7432b1df_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2356
    • C:\Users\Admin\gaoze.exe
      "C:\Users\Admin\gaoze.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2340

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\gaoze.exe

    Filesize

    128KB

    MD5

    2cdc09450ad9d239d938d62d3b8a0321

    SHA1

    45240fab77933f5ec593dfa93b7d705096cef76e

    SHA256

    4137258d66d67c7cd966fdef40e3ab50648ff4e96a631b0c365046cfa2061849

    SHA512

    432a0620beb4b7f303f16806080037a2771074229616d40d2f9ec112bb8be944c5977c0bc517ea1c383f6e1b32f08e206283ff7e2fd82843228ebe13f804df49