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Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/06/2024, 03:10

General

  • Target

    024fec3160957086108ccc537d1f8d6f_JaffaCakes118.dll

  • Size

    8KB

  • MD5

    024fec3160957086108ccc537d1f8d6f

  • SHA1

    a727f0b62c2ff00d101bf8983d91a4e7a9ca3a1a

  • SHA256

    42d60ba9c224f75cc7bb0da9d2a8f55d80e71514553c3902de070d53067c2a31

  • SHA512

    ad218a0351837f4650def8d318a6d3768a13411999be9573a4b7fba2bb87ed81d65495e8d69d80518ecf31608afccad0d65a09174c45f35dc3472d6c42154fe6

  • SSDEEP

    192:t5xFHFY2P1mEi4XiJMSGe3yusvcLPZMFojJ6sPtJZU:nHa2P1mYeXyusUiFodPlJ

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 2 IoCs

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

  • Modifies registry class 5 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\024fec3160957086108ccc537d1f8d6f_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:648
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\024fec3160957086108ccc537d1f8d6f_JaffaCakes118.dll
      2⤵
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      PID:2348
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4072 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:3356

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2348-0-0x0000000010000000-0x000000001000A000-memory.dmp

      Filesize

      40KB