Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/09/2026, 22:20

General

  • Target
    2026-09-09_e5c38df835ee05ba6d059786989be2d1_elex_ramnit_wannacry.exe
  • Size 580KB
  • Sample260910-18773seh68
  • SHA256 b7d47c40cc18cb7af5915e7f05feff2ce12c8c50599ff3cfeabee4369c43b5ab
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: Ramnit

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

  • UPX dump on OEP (original entry point) 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 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 behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-09_e5c38df835ee05ba6d059786989be2d1_elex_ramnit_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-09_e5c38df835ee05ba6d059786989be2d1_elex_ramnit_wannacry.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1096
    • C:\Users\Admin\AppData\Local\Temp\2026-09-09_e5c38df835ee05ba6d059786989be2d1_elex_ramnit_wannacrymgr.exe
      C:\Users\Admin\AppData\Local\Temp\2026-09-09_e5c38df835ee05ba6d059786989be2d1_elex_ramnit_wannacrymgr.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:932
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 932 -s 10176
        3⤵
        • Program crash
        PID:4752
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 932 -ip 932
    1⤵
      PID:4800

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          2026-09-09_e5c38df835ee05ba6d059786989be2d1_elex_ramnit_wannacrymgr.exe

          • Path C:\Users\Admin\AppData\Local\Temp\2026-09-09_e5c38df835ee05ba6d059786989be2d1_elex_ramnit_wannacrymgr.exe
          • Size 94KB
          • SHA256 55751df54d8d54e5bb8edab83bd57fd599b2e9aa313233d6aa084cde167e6951
          • MD5 SHA1 SHA512 SSDEEP TLSH

          ~TM47A3.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\~TM47A3.tmp
          • Size 1.6MB
          • SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/932-4-0x0000000000400000-0x0000000000444000-memory.dmp

          memory/932-6-0x0000000001F30000-0x0000000001F74000-memory.dmp

          memory/932-11-0x0000000077122000-0x0000000077124000-memory.dmp

          memory/932-10-0x0000000077122000-0x0000000077123000-memory.dmp

          memory/932-14-0x0000000001F30000-0x0000000001F74000-memory.dmp

          memory/932-13-0x0000000000400000-0x0000000000444000-memory.dmp

          memory/1096-0-0x0000000000400000-0x0000000000496000-memory.dmp

          memory/1096-15-0x0000000000400000-0x0000000000496000-memory.dmp