Analysis

  • max time kernel
    115s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-03-2024 10:59

General

  • Target

    3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe

  • Size

    329KB

  • MD5

    3ab4567f554b6bb6b7d042e79f8ff20d

  • SHA1

    2665f3b61b3689358350b6b1c4133d8c85659280

  • SHA256

    60736642b3c21361fb3aab74bd57a05a2f1f13f5b19fb7c970466bddafd4925f

  • SHA512

    c357a5cce8ebcf195bcaa0e43e201181a74d3e408a13903eacc896ec8fed8ac940dffb32b64f755e4089d0062edbf8961472d012bb3c36361c2acc856c39c76e

  • SSDEEP

    6144:k7rV+JJ8CsHamG5g8fEysBRZunvVZXP/0i1jxDBAQ+KM+yrvdpYiwOeJ+32Qh:srV+z8BIRMBRZ6VhXfjjO+yzPwbJ0

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3ab4567f554b6bb6b7d042e79f8ff20d_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3844
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3904
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe"
        3⤵
          PID:4780
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
          dw20.exe -x -s 1104
          3⤵
          • Checks processor information in registry
          • Enumerates system info in registry
          • Suspicious use of AdjustPrivilegeToken
          PID:4412
    • 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=1028 --field-trial-handle=2272,i,1589057049575649654,2929151440327217574,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:1052

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.exe

        Filesize

        329KB

        MD5

        3ab4567f554b6bb6b7d042e79f8ff20d

        SHA1

        2665f3b61b3689358350b6b1c4133d8c85659280

        SHA256

        60736642b3c21361fb3aab74bd57a05a2f1f13f5b19fb7c970466bddafd4925f

        SHA512

        c357a5cce8ebcf195bcaa0e43e201181a74d3e408a13903eacc896ec8fed8ac940dffb32b64f755e4089d0062edbf8961472d012bb3c36361c2acc856c39c76e

      • memory/3844-0-0x0000000074E40000-0x00000000753F1000-memory.dmp

        Filesize

        5.7MB

      • memory/3844-1-0x0000000074E40000-0x00000000753F1000-memory.dmp

        Filesize

        5.7MB

      • memory/3844-2-0x0000000001090000-0x00000000010A0000-memory.dmp

        Filesize

        64KB

      • memory/3844-3-0x0000000001090000-0x00000000010A0000-memory.dmp

        Filesize

        64KB

      • memory/3844-20-0x0000000074E40000-0x00000000753F1000-memory.dmp

        Filesize

        5.7MB

      • memory/3904-15-0x0000000074E40000-0x00000000753F1000-memory.dmp

        Filesize

        5.7MB

      • memory/3904-16-0x0000000001460000-0x0000000001470000-memory.dmp

        Filesize

        64KB

      • memory/3904-18-0x0000000074E40000-0x00000000753F1000-memory.dmp

        Filesize

        5.7MB

      • memory/3904-27-0x0000000074E40000-0x00000000753F1000-memory.dmp

        Filesize

        5.7MB