Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    15-04-2024 16:29

General

  • Target

    f17d949a0b75a2ddec20e0e5bab78511_JaffaCakes118.dll

  • Size

    33KB

  • MD5

    f17d949a0b75a2ddec20e0e5bab78511

  • SHA1

    a3cfb822cd8ee49cb5c4cfd135ccdd8ca239c983

  • SHA256

    541b6bfc5207481ab9a7dd95ec6f0580f1adba8b1d352eae9577c3b732864087

  • SHA512

    e88160dbda63f3902d3c1a297aede0bd02c4391db4b5661c2ea05fc9038b33db18a16416827201540c372f94d7b411f8064bad536767ecac49596b8058002bf7

  • SSDEEP

    768:p9x5kW3LqVOnus47mcPiT42vDHEdDXW735m:V5k8a9mcPic2LkhW75

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 60 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\f17d949a0b75a2ddec20e0e5bab78511_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2232
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\f17d949a0b75a2ddec20e0e5bab78511_JaffaCakes118.dll
      2⤵
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      PID:1928

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1928-0-0x0000000010000000-0x0000000010017000-memory.dmp

    Filesize

    92KB