Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-04-2024 13:49

General

  • Target

    f1355d1e00ebb8f7bc4cbbc6b173a346_JaffaCakes118.dll

  • Size

    839KB

  • MD5

    f1355d1e00ebb8f7bc4cbbc6b173a346

  • SHA1

    a6804cf44577702bedf2877c302794c3606ee325

  • SHA256

    6b4d50ee4950a8a97627c9281f3cca2266d1d16d20adc249c3f9a84c29967b94

  • SHA512

    4e6a26240217acc2fc7594406adf2cc163a939db96d94ad18ff0f6025e9dd9f34aec88636f0682afcdfac202c6c89fcc50c8e886e0cbf82df3004dcf2f0bdb4f

  • SSDEEP

    12288:EuUlSHsf2k3dlITfY2AXPkWBsF9vTyAAkTLWmVOeDH1uAWsn60jl9bOs:9MeGNWLAMpF9vGhgb1uKn6gl9q

Score
6/10

Malware Config

Signatures

  • Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Modifies registry class 11 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\f1355d1e00ebb8f7bc4cbbc6b173a346_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3008
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\f1355d1e00ebb8f7bc4cbbc6b173a346_JaffaCakes118.dll
      2⤵
      • Installs/modifies Browser Helper Object
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      PID:1336

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1336-0-0x0000000000800000-0x00000000008D9000-memory.dmp

    Filesize

    868KB