Analysis

  • max time kernel
    140s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-08-2024 07:14

General

  • Target

    8978c92506c07d5302ce6dc662f9f04a_JaffaCakes118.exe

  • Size

    1.2MB

  • MD5

    8978c92506c07d5302ce6dc662f9f04a

  • SHA1

    f428dc75757b74a4d4c5af2aead9c1632aadf1ab

  • SHA256

    ecdffe05411786c5546a7c19ccedf2414ed6f504f8c21f2c9549b00fcd3c0a0f

  • SHA512

    57e09ee7662110850d59f9a08093b6f309f03234b9f252ac491b73a1be3521e0a7f0764a597632332efb296944c741060015cd9692bdcc56e1d3abc55b0549c2

  • SSDEEP

    24576:AtNzf/+vtSE3hY2mvb8ryQr1+0sPMeLVwhlDKQHp:qfG1S+z88+Qr1+0sPMeLG7f

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 1 IoCs
  • Maps connected drives based on registry 3 TTPs 4 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • 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
  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8978c92506c07d5302ce6dc662f9f04a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8978c92506c07d5302ce6dc662f9f04a_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Maps connected drives based on registry
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3920
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Delete /TN "Update\4aa57bbc-7206-4ec5-aeea-8c7974e0194c" /F
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4968
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Update\4aa57bbc-7206-4ec5-aeea-8c7974e0194c" /XML "C:\Users\Admin\AppData\Local\Temp\tmp750817248.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3160
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /K "C:\Users\Admin\AppData\Roaming\WipeShadow.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4660
      • C:\Users\Admin\AppData\Roaming\WipeShadow.exe
        C:\Users\Admin\AppData\Roaming\WipeShadow.exe
        3⤵
        • Executes dropped EXE
        • Maps connected drives based on registry
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3536
        • C:\Users\Admin\AppData\Roaming\WipeShadow.exe
          C:\Users\Admin\AppData\Roaming\WipeShadow.exe
          4⤵
            PID:1880
          • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
            dw20.exe -x -s 1660
            4⤵
            • Drops file in Windows directory
            • System Location Discovery: System Language Discovery
            • Checks processor information in registry
            • Enumerates system info in registry
            • Suspicious use of AdjustPrivilegeToken
            PID:2524

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp750817248.tmp

      Filesize

      1KB

      MD5

      559093b507ea499a7ca082eff2c1dbd1

      SHA1

      6f05ae34700850a4e17f70ce44d81f5fc84e8dc4

      SHA256

      78bad1523c446e58e50a5f24f8e0fb6185712b35c2a0cbd09ec71717c9d9e6c5

      SHA512

      7ca16e247fd80651fae377fcd9182ef7064bcd7a94af4f7b097afde5572ebfcd51ca46eba3036b82c9c0a94b9897846abf57bb936b6d3aa75ac85e90121c5207

    • C:\Users\Admin\AppData\Roaming\WipeShadow.exe

      Filesize

      1.2MB

      MD5

      8978c92506c07d5302ce6dc662f9f04a

      SHA1

      f428dc75757b74a4d4c5af2aead9c1632aadf1ab

      SHA256

      ecdffe05411786c5546a7c19ccedf2414ed6f504f8c21f2c9549b00fcd3c0a0f

      SHA512

      57e09ee7662110850d59f9a08093b6f309f03234b9f252ac491b73a1be3521e0a7f0764a597632332efb296944c741060015cd9692bdcc56e1d3abc55b0549c2

    • memory/3536-20-0x0000000075340000-0x00000000758F1000-memory.dmp

      Filesize

      5.7MB

    • memory/3536-19-0x0000000075340000-0x00000000758F1000-memory.dmp

      Filesize

      5.7MB

    • memory/3536-31-0x0000000075340000-0x00000000758F1000-memory.dmp

      Filesize

      5.7MB

    • memory/3536-23-0x000000000CE20000-0x000000000CE23000-memory.dmp

      Filesize

      12KB

    • memory/3536-21-0x0000000075340000-0x00000000758F1000-memory.dmp

      Filesize

      5.7MB

    • memory/3920-15-0x0000000075340000-0x00000000758F1000-memory.dmp

      Filesize

      5.7MB

    • memory/3920-2-0x0000000075340000-0x00000000758F1000-memory.dmp

      Filesize

      5.7MB

    • memory/3920-3-0x0000000075340000-0x00000000758F1000-memory.dmp

      Filesize

      5.7MB

    • memory/3920-1-0x0000000075340000-0x00000000758F1000-memory.dmp

      Filesize

      5.7MB

    • memory/3920-7-0x0000000075340000-0x00000000758F1000-memory.dmp

      Filesize

      5.7MB

    • memory/3920-0-0x0000000075342000-0x0000000075343000-memory.dmp

      Filesize

      4KB

    • memory/3920-6-0x0000000075340000-0x00000000758F1000-memory.dmp

      Filesize

      5.7MB

    • memory/3920-5-0x0000000075342000-0x0000000075343000-memory.dmp

      Filesize

      4KB

    • memory/3920-4-0x0000000075340000-0x00000000758F1000-memory.dmp

      Filesize

      5.7MB