Analysis

  • max time kernel
    138s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/05/2024, 05:12

General

  • Target

    2357063ede9b322763822c757588310c_JaffaCakes118.exe

  • Size

    670KB

  • MD5

    2357063ede9b322763822c757588310c

  • SHA1

    ad5a717c194584949d5fa2f488f40db6c37c6dd5

  • SHA256

    20da8dd8b72c08e0ec0f447adb9eca81fe73fbc603439341b88b4b9bcac18e42

  • SHA512

    2dfeef73023dde372ab7c72378d53923f8f8a54bffd3b9979a7a5692203ec76d11d11b6521537ed2da1831c05914367eff9c03ad89f6931485ab49b6bdd2d857

  • SSDEEP

    12288:VJJsobojeAr644444lIyyazhRHvw3S8dQOKQSjXF2jcjJBAsMbKO/L1kmik7RBsN:HJsobY/NzQdQOUecvpyZ/L1kmik7RBsN

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).

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 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\2357063ede9b322763822c757588310c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2357063ede9b322763822c757588310c_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:1096
    • C:\Users\Admin\AppData\Local\Temp\n6404\s6404.exe
      "C:\Users\Admin\AppData\Local\Temp\n6404\s6404.exe" 9110693153e54b0ff5b6c925Aq4ZrFXBdK1Tj0QwMh7Yl8KfRItV23gL6VULFHlGGxGKh2Qg46s+L3dkcrNnsvsoRLIRBz4jF5RpEnaUrHnICFdoosHwCGZaVrXCUu30HK1T34xkSTSTyKP1QRTx+bF6JxgFahHZOMhXPJedQe8XMgpfTtDVqtYIFrbDt/0= /v "C:\Users\Admin\AppData\Local\Temp\2357063ede9b322763822c757588310c_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n6404\s6404.exe

    Filesize

    350KB

    MD5

    fa6ed0f7848455d3f0929a2954f39c47

    SHA1

    41d67fd1285246b71a7ffb7b3b7debc0f71d3bbf

    SHA256

    f9cdc17ae98b92e4dd757e07dc7966d845cef242d549fdc0587e8e548062df46

    SHA512

    463ef43ec36dd5c65fab50312df35a647840db4b8aab779fdfebdb3988a36effedd6b6a91e4b8eb7f9b38f9989bd793a8b0ca64f292310caa1b71747ca1b0d92

  • memory/3620-12-0x00007FF91F225000-0x00007FF91F226000-memory.dmp

    Filesize

    4KB

  • memory/3620-13-0x00007FF91EF70000-0x00007FF91F911000-memory.dmp

    Filesize

    9.6MB

  • memory/3620-28-0x0000000001330000-0x0000000001340000-memory.dmp

    Filesize

    64KB

  • memory/3620-31-0x000000001C740000-0x000000001CC0E000-memory.dmp

    Filesize

    4.8MB

  • memory/3620-32-0x000000001CC10000-0x000000001CCAC000-memory.dmp

    Filesize

    624KB

  • memory/3620-33-0x00007FF91EF70000-0x00007FF91F911000-memory.dmp

    Filesize

    9.6MB

  • memory/3620-34-0x000000001CD50000-0x000000001CDB2000-memory.dmp

    Filesize

    392KB

  • memory/3620-35-0x00007FF91EF70000-0x00007FF91F911000-memory.dmp

    Filesize

    9.6MB

  • memory/3620-36-0x00007FF91EF70000-0x00007FF91F911000-memory.dmp

    Filesize

    9.6MB

  • memory/3620-37-0x0000000001360000-0x0000000001368000-memory.dmp

    Filesize

    32KB

  • memory/3620-38-0x00007FF91EF70000-0x00007FF91F911000-memory.dmp

    Filesize

    9.6MB

  • memory/3620-39-0x00007FF91EF70000-0x00007FF91F911000-memory.dmp

    Filesize

    9.6MB

  • memory/3620-40-0x00007FF91EF70000-0x00007FF91F911000-memory.dmp

    Filesize

    9.6MB

  • memory/3620-41-0x00007FF91EF70000-0x00007FF91F911000-memory.dmp

    Filesize

    9.6MB

  • memory/3620-42-0x00000000202A0000-0x00000000203DC000-memory.dmp

    Filesize

    1.2MB

  • memory/3620-43-0x00000000208F0000-0x0000000020DFE000-memory.dmp

    Filesize

    5.1MB

  • memory/3620-44-0x00007FF91EF70000-0x00007FF91F911000-memory.dmp

    Filesize

    9.6MB

  • memory/3620-45-0x00007FF91F225000-0x00007FF91F226000-memory.dmp

    Filesize

    4KB

  • memory/3620-46-0x00007FF91EF70000-0x00007FF91F911000-memory.dmp

    Filesize

    9.6MB

  • memory/3620-47-0x00007FF91EF70000-0x00007FF91F911000-memory.dmp

    Filesize

    9.6MB

  • memory/3620-49-0x00007FF91EF70000-0x00007FF91F911000-memory.dmp

    Filesize

    9.6MB