Analysis

  • max time kernel
    149s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/08/2024, 02:56

General

  • Target

    848d69ddbfbceccdef37e6d30ffe4176_JaffaCakes118.exe

  • Size

    132KB

  • MD5

    848d69ddbfbceccdef37e6d30ffe4176

  • SHA1

    15df515002f1d0ae4a0dfcc6d46360fd5e0cbc8d

  • SHA256

    e75c0b3983af8b4189a66cd7e40e66677bb5343d59b15ee48049f5daa96bac1d

  • SHA512

    f568eb338524254ffd1bab4c907562431ba5976137a76764657e703b7bbce05a329bebe5ef4c775c32a5ebe6ab842bbc45eac515957c75802670a159d07a7fe5

  • SSDEEP

    3072:Jp7JovvXFwRBW1cQoj9MYuPCNtrK6tJTVUa37Ph5:pu/d2QRYjfTVU4Ph

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\848d69ddbfbceccdef37e6d30ffe4176_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\848d69ddbfbceccdef37e6d30ffe4176_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4908
    • C:\Users\Admin\vaeogul.exe
      "C:\Users\Admin\vaeogul.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2756
  • 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=4416,i,3239535018877284530,3457823197501312703,262144 --variations-seed-version --mojo-platform-channel-handle=3800 /prefetch:8
    1⤵
      PID:4740

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\vaeogul.exe

      Filesize

      132KB

      MD5

      86dd0ddd4bfbc4298ee505ab2228beb8

      SHA1

      dcf486d64bc965b347bd8bbf70ccdac46ea3fda8

      SHA256

      20857764a46ca82287d934f87fcd37a66e4463d0d6a8a07b193818d6bc7e1dd7

      SHA512

      e8ab7520dd7c3db3e23e17d3728b98359338c01f1ae2ef6c4d3ddc8ab6378362cc9fe2361fdcb246d31fa9b6f1fc2e00534c66524da78dcd5b78d5a0e4735d00