Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    20/04/2026, 15:57

General

  • Target
    2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe
  • Size 98KB
  • Sample260420-tedytabx4y
  • SHA256 e3fb7f7640731db0f9b0dc49c5d418030412b6dc1b344a08859481f58a9a6fa2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • qqpass

C2
  • http://www.zigui.org/article.php?id=103822

Attributes
  • user_agent

    Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)

Signatures

  • Family: QQpass

    QQpass is a trojan written in C++..

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • 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.

  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-20_98bd8df3b33d129759340e1f4884d18e_elex_glassworm_wannacry.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2560
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4476
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4476 -s 1552
        3⤵
        • Program crash
        PID:956
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4476 -ip 4476
    1⤵
      PID:5876

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          notepad¢¬.exe

          • Path C:\Windows\SysWOW64\notepad¢¬.exe
          • Size 94KB
          • SHA256 4e2728f56f0209a8bbbe56962f3b7cfa1a90f5b10fa490c3b947194c25351d6c
          • MD5 SHA1 SHA512 SSDEEP TLSH

          rundll32.exe

          • Path C:\Windows\System\rundll32.exe
          • Size 92KB
          • SHA256 3e0067c9c828712bf86f5843a5b1623d905f7aabf9f7a61f6eb8d04ee8249ddc
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/2560-0-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/2560-16-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/2560-18-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/2560-17-0x0000000003E20000-0x0000000003EA7000-memory.dmp

          memory/4476-13-0x000000000040B000-0x000000000040C000-memory.dmp

          memory/4476-14-0x0000000002230000-0x00000000022B7000-memory.dmp

          memory/4476-15-0x0000000000400000-0x0000000000415000-memory.dmp