Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-07-2024 02:05

General

  • Target

    5e9f919440448e41aaa517b103c80dd7_JaffaCakes118.exe

  • Size

    252KB

  • MD5

    5e9f919440448e41aaa517b103c80dd7

  • SHA1

    12591c0fdcbf567cde5be6503c19b6cbc2a171c2

  • SHA256

    7dc617cc83985940de5fa68cf790d44e31863dee96c6aa337cd575207ca1ca71

  • SHA512

    e721f3a0878bee12b55be16a02fe8f055399ac3dea150c13a0c1149669524eac5970c8af2feccaba431a13ebe9f765f9357f089e92af1221a117142515750804

  • SSDEEP

    3072:QgsdS80wRfrUuFa3iw+SQqTw79ae1TdMPfoxMkdPtcyXDKv31I:QnzR7Bzq8h11qhGBXDKvF

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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e9f919440448e41aaa517b103c80dd7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5e9f919440448e41aaa517b103c80dd7_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Users\Admin\crlof.exe
      "C:\Users\Admin\crlof.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
      PID:3628

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\crlof.exe

    Filesize

    252KB

    MD5

    9acb28a54b26699d031ee8bab6ff9dba

    SHA1

    849dbad9f4363cda3a919e1ebb7435af7c9f786f

    SHA256

    6491461665aba0afc29cd66ff88ae58d57eeb053edd961b2e079400ec4e6aa4a

    SHA512

    d64b8b324111b9846e5ff7c2b739da9a06c159c70f93def30336c45334345ab7dabad795a98ff24d39424e840717ed61f6015cecfffea53170f472f3a3317e6b