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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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, 08:59

General

  • Target

    5fd6aa9e2fe037c0449dc8f666aac026_JaffaCakes118.exe

  • Size

    96KB

  • MD5

    5fd6aa9e2fe037c0449dc8f666aac026

  • SHA1

    63c5473fe56b2591b1c2b28ccd74a95cd1e67e6b

  • SHA256

    34d84084a3007372e7abace3a7daaf4cf9f642bb2531e3d2aeb294123d00f204

  • SHA512

    658214425034a0884b480adf28ae4c39c12bddebc9a07ed286ab1364574f5ffd320079b5385f5e3c0b7881501978c41a205749fcbdce9ec39a5d262c15a1ef4a

  • SSDEEP

    1536:FgQBH8f6cO/hwnkGulSc16l6u+NMMl/KlYv1Tq5ThFfNIjnZZ2:9/hwYlu8CFFfCnr2

Score
10/10

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 53 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\5fd6aa9e2fe037c0449dc8f666aac026_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5fd6aa9e2fe037c0449dc8f666aac026_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5088
    • C:\Users\Admin\reagau.exe
      "C:\Users\Admin\reagau.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:968

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\reagau.exe

    Filesize

    96KB

    MD5

    34656969775c7415fc5d433249d7186a

    SHA1

    ab292d9c83eb839bb12001fd30e734cbbffcb5fc

    SHA256

    c08dd3ea22b5daea8d3f240b273043700598b8b53bfcc5574a6a9067b32c127a

    SHA512

    ab0b5c1a58f5589a08d62aa2d6b069d45c6938f9c76bc6b44886c93fe78e810edd05d62496502faced8813d091ae2f71ed220f57bafe8aa9f2bced480617cd85