Analysis

  • max time kernel
    138s
  • max time network
    153s
  • 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 06:26

General

  • Target

    039f77cca6a222eb79429ce75452b005_JaffaCakes118.dll

  • Size

    140KB

  • MD5

    039f77cca6a222eb79429ce75452b005

  • SHA1

    64226c7a8fbc8858cd45e9fbf81156df8aa97f9a

  • SHA256

    a8a6c4c9e6b1eb4510a31eb65cc8f83172b001f937832a9e8b01cbd696e74825

  • SHA512

    f7edc2079a02f70e2c0ceb56e9017f8705dde50dd8c95342094646ecc8cb2247677d6a7ef65bc330c1b0684fe1a259c444717fd9d3fc362f50c126ae001a6a65

  • SSDEEP

    3072:+2q2DNQQ7cU+5a41+tPvY9RTiohygkSj7G:+5Y7kx1+tPQ9hOgk+7

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.

  • Modifies registry class 31 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\039f77cca6a222eb79429ce75452b005_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3652
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\039f77cca6a222eb79429ce75452b005_JaffaCakes118.dll
      2⤵
      • Installs/modifies Browser Helper Object
      • Modifies registry class
      PID:1856
  • 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=3956 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1760

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads