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Analysis

  • max time kernel
    149s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2024, 00:15

General

  • Target

    ea3c5325797dfbf413281cc20885581b_JaffaCakes118.exe

  • Size

    324KB

  • MD5

    ea3c5325797dfbf413281cc20885581b

  • SHA1

    e218c146cbda11e62f1111db31666c285144d1e5

  • SHA256

    4e8e7dde7d477a8fdc92801a07ad360a0dcb61b9b3b2b94821c5d1939510c50e

  • SHA512

    ec0c7394b50ff431b65dc51d45644f4809d190f6a09883d5b7fc8628cdd9fbcc8a1d506d587f4107b400d65c4fe438d974e71214305dcde29f55b174b5fcbd32

  • SSDEEP

    6144:g0ORT9A65pP1wlYgrN1y6V1X1RonMequ8+my5ET7a8IzYchYfUpDF:VCA65XwlYgrHy6V17kr8+m73a86nzpDF

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • UPX packed file 17 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • AutoIT Executable 15 IoCs

    AutoIT scripts compiled to PE executables.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ea3c5325797dfbf413281cc20885581b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ea3c5325797dfbf413281cc20885581b_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1948
    • C:\Users\Admin\AppData\Local\Temp\PIserver'.exe
      "C:\Users\Admin\AppData\Local\Temp\PIserver'.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1040
      • C:\Users\Admin\AppData\Local\Temp\PIserver'.exe
        StubPath
        3⤵
        • Executes dropped EXE
        PID:4200
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 460
          4⤵
          • Program crash
          PID:3500
    • C:\Users\Admin\AppData\Local\Temp\XYZ.exe
      "C:\Users\Admin\AppData\Local\Temp\XYZ.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3648
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4200 -ip 4200
    1⤵
      PID:1716
    • 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=4448,i,1602949858158667699,12464335823361976127,262144 --variations-seed-version --mojo-platform-channel-handle=4412 /prefetch:8
      1⤵
        PID:4780

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\PIserver'.exe

        Filesize

        12KB

        MD5

        9d70a7247f7d47f7a51434da4efe0264

        SHA1

        e27c48bf7e34c7fc86a5899942fdc458024c6d70

        SHA256

        a4fcc801ad1734b1e977e45764fe3197b714a65b965c580d0ed31f7104d96837

        SHA512

        917ef9f6df11f7cef3d692383ca75de56efee5b01a7ebd03cd8165b95e4fb4d491bdb27b51e59ba7b6c9dec08168322a5eb5b0b99e6529091ec80b93facdeb9b

      • C:\Users\Admin\AppData\Local\Temp\XYZ.exe

        Filesize

        292KB

        MD5

        0e664fa74e2348b6af56b140b3f43583

        SHA1

        9460d91f80ba9a170b890ea03ea1653ad7a170bf

        SHA256

        d62cc922c2e5aee8621ef61a7ad2ec7ef1e6239ea73844df2d219af53886c140

        SHA512

        bce0e7dcd53cd7acbaa86a68735c0a5e02a3492543d1743cd4db22bc1b2e6bdc4063883d884f9929677061d741a1116f09e15c4eefd6cebf199b4995120c5b75

      • memory/3648-22-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-23-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-24-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-25-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-26-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-27-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-28-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-29-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-30-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-31-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-32-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-33-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-34-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-35-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-36-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB

      • memory/3648-37-0x0000000000400000-0x0000000000498000-memory.dmp

        Filesize

        608KB