Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/04/2024, 02:34

General

  • Target
    e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.exe
  • Size 270KB
  • Sample240408-c2g6baec8w
  • SHA256 c37b1adfc4ef4de78eedb51d560fdb6af815ca78363269d8ca942e25ec11a37e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • UAC bypass 3 TTPs 1 IoCs
  • ModiLoader Second Stage 16 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e66ebdfd0f228c202a6850bd90678c98_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Checks whether UAC is enabled
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3016
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe"
      2⤵
      • UAC bypass
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:444

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        cmsetac.dll

        • Path C:\Windows\cmsetac.dll
        • Size 33KB
        • SHA256 f4e9171ef717d1bad59c84f77cb5cefd1a62a91234362f4874d8005d7ce0528b
        • MD5 SHA1 SHA512 SSDEEP

        mstwain32.exe

        • Path C:\Windows\mstwain32.exe
        • Size 270KB
        • SHA256 c37b1adfc4ef4de78eedb51d560fdb6af815ca78363269d8ca942e25ec11a37e
        • MD5 SHA1 SHA512 SSDEEP

        ntdtcstp.dll

        • Path C:\Windows\ntdtcstp.dll
        • Size 7KB
        • SHA256 e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
        • MD5 SHA1 SHA512 SSDEEP

        memory/444-27-0x0000000000400000-0x000000000044B000-memory.dmp

        memory/444-33-0x0000000000400000-0x000000000044B000-memory.dmp

        memory/444-16-0x0000000000730000-0x0000000000731000-memory.dmp

        memory/444-23-0x0000000002350000-0x0000000002351000-memory.dmp

        memory/444-24-0x0000000000400000-0x000000000044B000-memory.dmp

        memory/444-25-0x0000000000780000-0x0000000000788000-memory.dmp

        memory/444-26-0x00000000030E0000-0x00000000030EE000-memory.dmp

        memory/444-63-0x0000000000400000-0x000000000044B000-memory.dmp

        memory/444-30-0x0000000000400000-0x000000000044B000-memory.dmp

        memory/444-20-0x00000000030E0000-0x00000000030EE000-memory.dmp

        memory/444-36-0x0000000000400000-0x000000000044B000-memory.dmp

        memory/444-39-0x0000000000400000-0x000000000044B000-memory.dmp

        memory/444-42-0x0000000000400000-0x000000000044B000-memory.dmp

        memory/444-45-0x0000000000400000-0x000000000044B000-memory.dmp

        memory/444-48-0x0000000000400000-0x000000000044B000-memory.dmp

        memory/444-51-0x0000000000400000-0x000000000044B000-memory.dmp

        memory/444-54-0x0000000000400000-0x000000000044B000-memory.dmp

        memory/444-57-0x0000000000400000-0x000000000044B000-memory.dmp

        memory/444-60-0x0000000000400000-0x000000000044B000-memory.dmp

        memory/3016-7-0x0000000000400000-0x000000000044B000-memory.dmp