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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    25/07/2024, 11:30

General

  • Target

    6f6407fe7997eebe44c9f4181a6aaf89_JaffaCakes118.exe

  • Size

    46KB

  • MD5

    6f6407fe7997eebe44c9f4181a6aaf89

  • SHA1

    e7001072589737e6a92f6fa48f554ccafb073f3c

  • SHA256

    3fbc83dea0868d7198187f253acb487ee841993d8904477f5843d2f4de7303d2

  • SHA512

    9aa9db0268098a56f06b6c50c8644aa65933f0d6315a1b647902afef042f5f195aef7160efbec7eb545ab4f7e528bdc1e3af976fccfe0496e98adfa1b5fae33f

  • SSDEEP

    768:VvfdodU3RWkUMydj+anIUAnKcOst+lya3UD9BLwJYhuJvFVmfenKwWQ1lwWqz3zi:9dodIAuydaSIUAnKcpt+33GvcJYmDWQN

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 6 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6f6407fe7997eebe44c9f4181a6aaf89_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\6f6407fe7997eebe44c9f4181a6aaf89_JaffaCakes118.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\ProgramData\pbuccmnv.exe
      "C:\ProgramData\pbuccmnv.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks processor information in registry
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2800
      • C:\Users\Admin\nky2nda.exe
        "C:\Users\Admin\nky2nda.exe" C:\ProgramData\pbuccmnv.exe 2800
        3⤵
        • Executes dropped EXE
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2572

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\pbuccmnv.exe

    Filesize

    46KB

    MD5

    6f6407fe7997eebe44c9f4181a6aaf89

    SHA1

    e7001072589737e6a92f6fa48f554ccafb073f3c

    SHA256

    3fbc83dea0868d7198187f253acb487ee841993d8904477f5843d2f4de7303d2

    SHA512

    9aa9db0268098a56f06b6c50c8644aa65933f0d6315a1b647902afef042f5f195aef7160efbec7eb545ab4f7e528bdc1e3af976fccfe0496e98adfa1b5fae33f

  • memory/2644-0-0x000007FEF565E000-0x000007FEF565F000-memory.dmp

    Filesize

    4KB

  • memory/2644-1-0x0000000000270000-0x000000000028A000-memory.dmp

    Filesize

    104KB

  • memory/2644-2-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

    Filesize

    9.6MB

  • memory/2644-3-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

    Filesize

    9.6MB

  • memory/2644-11-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

    Filesize

    9.6MB

  • memory/2800-12-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

    Filesize

    9.6MB

  • memory/2800-13-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

    Filesize

    9.6MB

  • memory/2800-14-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

    Filesize

    9.6MB

  • memory/2800-23-0x000007FEF53A0000-0x000007FEF5D3D000-memory.dmp

    Filesize

    9.6MB