Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/08/2024, 07:40

General

  • Target

    a5f00f1b1576a2cc8f24cd105cc736b1_JaffaCakes118.exe

  • Size

    51KB

  • MD5

    a5f00f1b1576a2cc8f24cd105cc736b1

  • SHA1

    164d5a3730c3f098586d85eb5809dd958730eb55

  • SHA256

    b55a4183b3d1d81af87afc4d0770239c8bdf645c0867d1af4e6d20a46561f104

  • SHA512

    bf75d0fd420be15f168206bae7ac142234dfbc04bea0b1d8386e9236d763e32c8cc998543e56fdab80262c382a8e8c8583f39831a6952eaada958fbe16ef2f45

  • SSDEEP

    768:SxfclrFapGEhNVorGNQPU6yZuhlB1oYN1y0GJNwM9lc1iNb5l6q:SmlRbQGTyUlBbfk39lcEt5lf

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\winlogon.exe
    winlogon.exe
    1⤵
      PID:612
    • C:\Users\Admin\AppData\Local\Temp\a5f00f1b1576a2cc8f24cd105cc736b1_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\a5f00f1b1576a2cc8f24cd105cc736b1_JaffaCakes118.exe"
      1⤵
      • Modifies WinLogon for persistence
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2428

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/612-34-0x0000000035AC0000-0x0000000035AE6000-memory.dmp

      Filesize

      152KB

    • memory/612-39-0x0000000035AF0000-0x0000000035B16000-memory.dmp

      Filesize

      152KB

    • memory/612-79-0x0000000035C70000-0x0000000035C96000-memory.dmp

      Filesize

      152KB

    • memory/612-73-0x0000000035C40000-0x0000000035C66000-memory.dmp

      Filesize

      152KB

    • memory/612-8-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/612-15-0x0000000035A00000-0x0000000035A26000-memory.dmp

      Filesize

      152KB

    • memory/612-16-0x0000000035A00000-0x0000000035A26000-memory.dmp

      Filesize

      152KB

    • memory/612-18-0x0000000035A30000-0x0000000035A56000-memory.dmp

      Filesize

      152KB

    • memory/612-23-0x0000000035A60000-0x0000000035A86000-memory.dmp

      Filesize

      152KB

    • memory/612-28-0x0000000035A90000-0x0000000035AB6000-memory.dmp

      Filesize

      152KB

    • memory/612-68-0x0000000035C10000-0x0000000035C36000-memory.dmp

      Filesize

      152KB

    • memory/612-44-0x0000000035B20000-0x0000000035B46000-memory.dmp

      Filesize

      152KB

    • memory/612-63-0x0000000035BE0000-0x0000000035C06000-memory.dmp

      Filesize

      152KB

    • memory/612-50-0x0000000035B50000-0x0000000035B76000-memory.dmp

      Filesize

      152KB

    • memory/612-53-0x0000000035B80000-0x0000000035BA6000-memory.dmp

      Filesize

      152KB

    • memory/612-61-0x0000000035BB0000-0x0000000035BD6000-memory.dmp

      Filesize

      152KB

    • memory/2428-0-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2428-1-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2428-2-0x0000000000410000-0x0000000000412000-memory.dmp

      Filesize

      8KB

    • memory/2428-3-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2428-1438-0x0000000000410000-0x0000000000412000-memory.dmp

      Filesize

      8KB