Analysis

  • max time kernel
    113s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-06-2024 01:36

General

  • Target

    934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe

  • Size

    516KB

  • MD5

    934bfae26194c99f299ecd90468dc75c

  • SHA1

    fb16c0a778c6a1d8c0bfb731c8646978a23e9ade

  • SHA256

    5a518c95518f8b07466c21b60e6b00f95d71993370b8f8b4c83308e73d5c7cf7

  • SHA512

    46495dd878e85490b7a4cb5a04041ec36706f588810841c63874e354170b6d546a9a28b78bb94bfb8ccd6b2a7131520db3d2786e8c577c09f61a9a9f347dc35e

  • SSDEEP

    6144:/Kw9ZuL+7TBufhHztxTBIp2ZrPs+JiifYPeyy8JAt3kgURi34wgC1:/Kw9ZuL+7TQfhhcGTs+lYWyp+tcyNZ

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Users\Admin\AppData\Local\Temp\n2967\s2967.exe
      "C:\Users\Admin\AppData\Local\Temp\n2967\s2967.exe" ins.exe /h 13a9a3.api.socdn.com /e 12912908 /u 76873fd7-d775-11e3-8a58-80c16e6f498c /t 54146c0e561ca3220a8b45a3 /v "C:\Users\Admin\AppData\Local\Temp\934bfae26194c99f299ecd90468dc75c_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:948
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2148 -s 3780
      2⤵
      • Program crash
      PID:1116
  • 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=2268 --field-trial-handle=2244,i,11878111470816612087,2265290141962607370,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1324
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2148 -ip 2148
      1⤵
        PID:1520

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\n2967\s2967.exe

        Filesize

        336KB

        MD5

        b135fc75caa27de9314e7d980c51acaf

        SHA1

        7454bd6f8485da5464bb9a101cdc8464acc00a86

        SHA256

        06fb2b270b815539fba6c6755b96c41f1ae2d1cf8705a42cdcd643eb68355eba

        SHA512

        c9e02e843d1e4bdeae948828c389e76f80efd3bc412b5e90e29f5ee2b12f600c44a32a2995b1f8b7a46c15d2828fab23155fd4152b896893d7f40756ce1366fd

      • memory/948-14-0x00007FFC23105000-0x00007FFC23106000-memory.dmp

        Filesize

        4KB

      • memory/948-15-0x00007FFC22E50000-0x00007FFC237F1000-memory.dmp

        Filesize

        9.6MB

      • memory/948-22-0x00000000016F0000-0x00000000016FE000-memory.dmp

        Filesize

        56KB

      • memory/948-25-0x000000001C940000-0x000000001CE0E000-memory.dmp

        Filesize

        4.8MB

      • memory/948-26-0x000000001CEB0000-0x000000001CF4C000-memory.dmp

        Filesize

        624KB

      • memory/948-27-0x00000000016E0000-0x00000000016E8000-memory.dmp

        Filesize

        32KB

      • memory/948-28-0x00007FFC23105000-0x00007FFC23106000-memory.dmp

        Filesize

        4KB

      • memory/948-29-0x00007FFC22E50000-0x00007FFC237F1000-memory.dmp

        Filesize

        9.6MB

      • memory/948-30-0x00007FFC22E50000-0x00007FFC237F1000-memory.dmp

        Filesize

        9.6MB

      • memory/948-31-0x00007FFC22E50000-0x00007FFC237F1000-memory.dmp

        Filesize

        9.6MB

      • memory/948-32-0x00007FFC22E50000-0x00007FFC237F1000-memory.dmp

        Filesize

        9.6MB

      • memory/948-33-0x00007FFC22E50000-0x00007FFC237F1000-memory.dmp

        Filesize

        9.6MB

      • memory/948-34-0x00007FFC22E50000-0x00007FFC237F1000-memory.dmp

        Filesize

        9.6MB

      • memory/948-35-0x0000000020510000-0x0000000020572000-memory.dmp

        Filesize

        392KB

      • memory/948-36-0x00000000209D0000-0x0000000020B0C000-memory.dmp

        Filesize

        1.2MB

      • memory/948-37-0x0000000021020000-0x000000002152E000-memory.dmp

        Filesize

        5.1MB

      • memory/948-38-0x00007FFC22E50000-0x00007FFC237F1000-memory.dmp

        Filesize

        9.6MB

      • memory/948-39-0x00007FFC22E50000-0x00007FFC237F1000-memory.dmp

        Filesize

        9.6MB

      • memory/948-41-0x00007FFC22E50000-0x00007FFC237F1000-memory.dmp

        Filesize

        9.6MB