Analysis

  • max time kernel
    148s
  • max time network
    125s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/10/2026, 14:05

General

  • Target
    2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe
  • Size 94KB
  • Sample261004-rd2mdatz3k
  • SHA256 9c413ca89b0f4aed89adf216761479b2c6683e54933046b9874961bf12599410
  • 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
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • 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\2026-10-03_41843334e09e7797bcf45b72eb550578_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-03_41843334e09e7797bcf45b72eb550578_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:1492
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4920
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 1556
        3⤵
        • Program crash
        PID:1544
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4920 -ip 4920
    1⤵
      PID:3724

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          notepad¢¬.exe

          • Path C:\Windows\SysWOW64\notepad¢¬.exe
          • Size 97KB
          • SHA256 28742cfe899f9c642355370842cb52bfaaab5bb07e36ee7d2fa66b209d81cb51
          • MD5 SHA1 SHA512 SSDEEP TLSH

          rundll32.exe

          • Path C:\Windows\System\rundll32.exe
          • Size 95KB
          • SHA256 203bb9e8c3c18e2d8f038b4a440324dd248eb092494488ac111ee92173cc9c05
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1492-0-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/1492-19-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/1492-20-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/4920-14-0x000000000040B000-0x000000000040C000-memory.dmp

          memory/4920-18-0x0000000000400000-0x0000000000415000-memory.dmp