Analysis

  • max time kernel
    143s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/05/2024, 22:05

General

  • Target

    76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe

  • Size

    1.1MB

  • MD5

    76efbe5ba71a85d44775598fa4942607

  • SHA1

    4a4656efd85d40783c92979f4ce975bf9a5970d0

  • SHA256

    83cc77c4c6080d58c8afac2e62b6684b741cfa68d64b042b4b10eb10cdcaf600

  • SHA512

    b6244916ad9d7f40a4173140fe9577f7946f8b7ef22c801dc96fdc3e78586ed3243ea657ff2ed87da3ebb9c7c5f559a5be4c07333a73590f56fe61eeddbb794e

  • SSDEEP

    12288:PsM+aTA3c+FK1vrlVYBVignBtZnfVq4cz1i5pP9kPQq:0V4W8hqBYgnBLfVqx1WjkX

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 37 IoCs
  • Modifies Internet Explorer start page 1 TTPs 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\76efbe5ba71a85d44775598fa4942607_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Modifies Internet Explorer settings
    • Modifies Internet Explorer start page
    • Suspicious use of WriteProcessMemory
    PID:1596
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -noframemerging
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4304
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4304 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:4004
  • 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=4240 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:324

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

            Filesize

            471B

            MD5

            90e9c891fdbc30c47adf44608d1e62a3

            SHA1

            a41e884afa528048ccec4b6a6692e164ab684553

            SHA256

            4353c8e772765f9f44b5b51678d48e558f5c3ef3b2ff2a04d3fcfecf47540619

            SHA512

            e5b5d33b716d805f64030db6f9d60cab1aea1a5425f2a3830bcee402d0a42e8c2f5392df37c2662f10a96a3e375c7ae67afdfdfedcc027d40c66ffd18dd47e53

          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

            Filesize

            404B

            MD5

            fdf10bba361625c80a6921f5ac55c5af

            SHA1

            916ad6c445f0f38088b4042704fa3fb628faedcf

            SHA256

            0a1b29b484c912f820ce7dc9790183324ad168040dba66982594b0a4a353b3bb

            SHA512

            66914250f4c1d921b967e9ea00e2af25f8059becb8ad416fefd67dffbc81eb3ddf0e0b56bbe675e272e4a8fdaf1c148cda44675459720f84594968e75101a4c1

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\X0OFMNIL\suggestions[1].en-US

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee