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Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/09/2024, 17:03

General

  • Target

    d4d9388736ca601efd16498b1dfbd095_JaffaCakes118.dll

  • Size

    542KB

  • MD5

    d4d9388736ca601efd16498b1dfbd095

  • SHA1

    8128f76d517f9c3bc9f3b53c5e4763fe233a1570

  • SHA256

    888e8f80bc8681f7c0743ce8bb29224cfaca3ddd8d54dd13f03deb2e28f57234

  • SHA512

    e5fac6765d59097874c1480b6a817fea960d1411c5fc8787fd9b72dd3abfafdf3db03c9f3aa066d8bc414e5c14b2f40bb17d26b94f6603a9c5f5d4a56aa161fe

  • SSDEEP

    12288:II2nJe2M67FFg+CT8K99coEpSl9eENEvpIXdGpjQIITB2Zz3gON:nss6E+C79ioEpSeEDxTB2ZzlN

Malware Config

Signatures

  • Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\d4d9388736ca601efd16498b1dfbd095_JaffaCakes118.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1200
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\d4d9388736ca601efd16498b1dfbd095_JaffaCakes118.dll
      2⤵
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      PID:3284
  • 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 --field-trial-handle=4380,i,2904906934812054273,11716976550456127484,262144 --variations-seed-version --mojo-platform-channel-handle=4128 /prefetch:8
    1⤵
      PID:3224

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads