Analysis

  • max time kernel
    142s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/03/2024, 23:12

General

  • Target
    c9dfad0bfb517258e306f97d3169af62.exe
  • Size 106KB
  • Sample240314-26v1eaaa9s
  • SHA256 7863a35d484cd31d4a456e519abf8a484914c13951eef400befc8b219929abbc
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 8 IoCs

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

  • Program crash 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c9dfad0bfb517258e306f97d3169af62.exe
    "C:\Users\Admin\AppData\Local\Temp\c9dfad0bfb517258e306f97d3169af62.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    PID:3864
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3864 -s 356
      2⤵
      • Program crash
      PID:4344
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3864 -ip 3864
    1⤵
      PID:1332

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          ~TMD263.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\~TMD263.tmp
          • Size 1.6MB
          • SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
          • MD5 SHA1 SHA512 SSDEEP

          memory/3864-9-0x0000000000400000-0x000000000042A000-memory.dmp

          memory/3864-2-0x0000000000400000-0x000000000042A000-memory.dmp

          memory/3864-4-0x0000000000400000-0x000000000042A000-memory.dmp

          memory/3864-5-0x0000000000400000-0x000000000042A000-memory.dmp

          memory/3864-8-0x0000000000400000-0x000000000042A000-memory.dmp

          memory/3864-0-0x0000000000400000-0x0000000000429000-memory.dmp

          memory/3864-1-0x0000000000400000-0x000000000042A000-memory.dmp

          memory/3864-16-0x0000000077262000-0x0000000077263000-memory.dmp

          memory/3864-15-0x0000000077262000-0x0000000077264000-memory.dmp

          memory/3864-11-0x0000000000400000-0x000000000042A000-memory.dmp

          memory/3864-7-0x00000000001F0000-0x00000000001F1000-memory.dmp

          memory/3864-18-0x0000000000400000-0x0000000000429000-memory.dmp