Analysis

  • max time kernel
    94s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/09/2024, 02:45

General

  • Target
    dbac9ab75be0110cdb438261fe3c98d3_JaffaCakes118.exe
  • Size 1.8MB
  • Sample240912-c8tspaxcre
  • SHA256 061f3fc874ee08b1d49b72ccbf18042e8a2b3826e6148d26541ee4b2568ce43c
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 7 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 38 IoCs
  • UPX packed file 7 IoCs

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

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • 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 64 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dbac9ab75be0110cdb438261fe3c98d3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\dbac9ab75be0110cdb438261fe3c98d3_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4700
    • C:\Users\Admin\AppData\Local\Temp\58B1793D-CC19-7442-9129-8958263F6CAC\RtHelp.exe
      "C:\Users\Admin\AppData\Local\Temp\58B1793D-CC19-7442-9129-8958263F6CAC\RtHelp.exe" --InstSupp --Supp 602 --Ver 179
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:60
    • C:\Users\Admin\AppData\Local\Temp\58B1793D-CC19-7442-9129-8958263F6CAC\RtHelp.exe
      "C:\Users\Admin\AppData\Local\Temp\58B1793D-CC19-7442-9129-8958263F6CAC\RtHelp.exe" --PreCheck 602 --Uid F8357EAF00ED584BA396FC3C0B9EEDBA --Ver 179
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Maps connected drives based on registry
      • System Location Discovery: System Language Discovery
      PID:4788

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        MSVCP110.dll

        • Path C:\Users\Admin\AppData\Local\Temp\58B1793D-CC19-7442-9129-8958263F6CAC\MSVCP110.dll
        • Size 522KB
        • SHA256 c8d5572ca8d7624871188f0acabc3ae60d4c5a4f6782d952b9038de3bc28b39a
        • MD5 SHA1 SHA512 SSDEEP

        MSVCR110.dll

        • Path C:\Users\Admin\AppData\Local\Temp\58B1793D-CC19-7442-9129-8958263F6CAC\MSVCR110.dll
        • Size 854KB
        • SHA256 b30160e759115e24425b9bcdf606ef6ebce4657487525ede7f1ac40b90ff7e49
        • MD5 SHA1 SHA512 SSDEEP

        clc.dll

        • Path C:\Users\Admin\AppData\Local\Temp\58B1793D-CC19-7442-9129-8958263F6CAC\Modules\clc.dll
        • Size 111KB
        • SHA256 f1107b54b4cbbfbd7a894226317918f5aadafd56c65ea255c81facdc539b88be
        • MD5 SHA1 SHA512 SSDEEP

        crm.dll

        • Path C:\Users\Admin\AppData\Local\Temp\58B1793D-CC19-7442-9129-8958263F6CAC\Modules\crm.dll
        • Size 104KB
        • SHA256 ec27c6987d403bb31df794b47060fe707bca85c058ecb62b8a6ec9ab35de2c06
        • MD5 SHA1 SHA512 SSDEEP

        wis.dll

        • Path C:\Users\Admin\AppData\Local\Temp\58B1793D-CC19-7442-9129-8958263F6CAC\Modules\wis.dll
        • Size 42KB
        • SHA256 3a942e2bfd313ecdbd48ebe05653b50d904f9b1dc30c86067446885a8d01dff7
        • MD5 SHA1 SHA512 SSDEEP

        RtHelp.exe

        • Path C:\Users\Admin\AppData\Local\Temp\58B1793D-CC19-7442-9129-8958263F6CAC\RtHelp.exe
        • Size 334KB
        • SHA256 0946e5e56039b750820fad2169e66ffe31a5a0d93fc17734948c40f9ef147c43
        • MD5 SHA1 SHA512 SSDEEP

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsdA6E0.tmp\System.dll
        • Size 11KB
        • SHA256 4ff9b2678d698677c5d9732678f9cf53f17290e09d053691aac4cc6e6f595cbe
        • MD5 SHA1 SHA512 SSDEEP

        md5dll.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsdA6E0.tmp\md5dll.dll
        • Size 6KB
        • SHA256 32c3d36f38e7e8a8bafd4a53663203ef24a10431bda16af9e353c7d5d108610f
        • MD5 SHA1 SHA512 SSDEEP

        memory/4700-64-0x0000000002940000-0x000000000294A000-memory.dmp

        memory/4700-87-0x0000000002940000-0x000000000294A000-memory.dmp

        memory/4700-74-0x0000000002940000-0x000000000294A000-memory.dmp

        memory/4700-70-0x0000000002940000-0x000000000294A000-memory.dmp

        memory/4700-62-0x0000000002940000-0x000000000294A000-memory.dmp

        memory/4700-55-0x0000000002940000-0x000000000294A000-memory.dmp

        memory/4700-54-0x0000000002940000-0x000000000294A000-memory.dmp

        memory/4700-50-0x0000000002940000-0x000000000294A000-memory.dmp

        memory/4700-116-0x0000000002940000-0x000000000294A000-memory.dmp

        memory/4700-115-0x0000000002940000-0x000000000294A000-memory.dmp