Analysis

  • max time kernel
    150s
  • max time network
    188s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20250207-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20250207-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    10/02/2025, 04:34

General

  • Target
    VirusSign.2023.11.29/03d13a90719878d7a335bd8c5a0e4e1a.exe
  • Size 29KB
  • Sample250210-e7c5na1qhs
  • SHA256 9256e4d607cc1e19d787472563b5862818027538515cea37da7aca75e4be8414
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Detects MyDoom family 5 IoCs
  • MyDoom

    MyDoom is a Worm that is written in C++.

  • Mydoom family
  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • UPX packed file 24 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VirusSign.2023.11.29\03d13a90719878d7a335bd8c5a0e4e1a.exe
    "C:\Users\Admin\AppData\Local\Temp\VirusSign.2023.11.29\03d13a90719878d7a335bd8c5a0e4e1a.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4084
    • C:\Windows\services.exe
      "C:\Windows\services.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1772

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        search[1].htm

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\6MD069B5\search[1].htm
        • Size 25B
        • SHA256 6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1
        • MD5 SHA1 SHA512

        tmpF9AE.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpF9AE.tmp
        • Size 29KB
        • SHA256 de952ac43d921bf6522dc6796f6a492bb1acccf573ce9e00906626b00c4f963b
        • MD5 SHA1 SHA512 SSDEEP

        zincite.log

        • Path C:\Users\Admin\AppData\Local\Temp\zincite.log
        • Size 320B
        • SHA256 144c234e85be191e238e3590b553f0251cd8b144c237357aa7511b6080c728ba
        • MD5 SHA1 SHA512

        zincite.log

        • Path C:\Users\Admin\AppData\Local\Temp\zincite.log
        • Size 320B
        • SHA256 89673ec8d4bdb11b13f402754b7c313c21da1a69b337073b49f2e6d3eb75ed91
        • MD5 SHA1 SHA512

        services.exe

        • Path C:\Windows\services.exe
        • Size 8KB
        • SHA256 bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c
        • MD5 SHA1 SHA512 SSDEEP

        memory/1772-49-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-56-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-25-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-27-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-32-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-37-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-39-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-44-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-165-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-51-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-151-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-20-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-15-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-14-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-5-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/1772-96-0x0000000000400000-0x0000000000408000-memory.dmp

        memory/4084-95-0x0000000000500000-0x0000000000510200-memory.dmp

        memory/4084-12-0x0000000000500000-0x0000000000510200-memory.dmp

        memory/4084-150-0x0000000000500000-0x0000000000510200-memory.dmp

        memory/4084-55-0x0000000000500000-0x0000000000510200-memory.dmp

        memory/4084-164-0x0000000000500000-0x0000000000510200-memory.dmp

        memory/4084-0-0x0000000000500000-0x0000000000510200-memory.dmp