Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    15-04-2024 19:56

General

  • Target

    f1cd8f79c76e25351083223f1095dfdb_JaffaCakes118.dll

  • Size

    89KB

  • MD5

    f1cd8f79c76e25351083223f1095dfdb

  • SHA1

    8a7e0f12a96fe5e98fba83a2d1bba27026d3fc2d

  • SHA256

    b2dcaf5321231924745898afbd6427041fac0bf31f4c83fcd9037bc1a029256e

  • SHA512

    7d596ad73e5b7dc429fa91c794cef8f187845b64d34ec8378f3fec2d46bdd739d95e96d4c83a52f8c335ca047bd017f82f0cf2eedf91464490c232d77f04f81a

  • SSDEEP

    1536:F6c2bcATlbcKNyRAOh5wbuq1keisif9TR7fhbhnq7U6L4tq34fng+jiulG/lR:FkI0tvwde5i7fhbH6L4to4fE

Score
7/10

Malware Config

Signatures

  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Installs/modifies Browser Helper Object 2 TTPs 1 IoCs

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

  • Modifies registry class 6 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\f1cd8f79c76e25351083223f1095dfdb_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\f1cd8f79c76e25351083223f1095dfdb_JaffaCakes118.dll
      2⤵
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      PID:2188

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2188-0-0x00000000008B0000-0x00000000008EF000-memory.dmp

    Filesize

    252KB

  • memory/2188-1-0x00000000008B0000-0x00000000008EF000-memory.dmp

    Filesize

    252KB