Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    16/04/2026, 21:07

General

  • Target
    2026-04-16_6174c361234dd21390caca6b3c37d3cf_elex_glassworm_wannacry.exe
  • Size 93KB
  • Sample260416-zyemcaa15m
  • SHA256 534c55cfb0a21cbb2a5c6cdeb33a8f6abbe579d9a2ba09c89710d3174d298fb6
  • 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 19 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\2026-04-16_6174c361234dd21390caca6b3c37d3cf_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-16_6174c361234dd21390caca6b3c37d3cf_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:4240
    • 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:5024
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5024 -s 1428
        3⤵
        • Program crash
        PID:4992
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 5024 -ip 5024
    1⤵
      PID:3888

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          notepad¢¬.exe

          • Path C:\Windows\SysWOW64\notepad¢¬.exe
          • Size 91KB
          • SHA256 17b95e5846fa907eac0fd7d72054ec4490d8a315d3c03304db216094fccc4096
          • MD5 SHA1 SHA512 SSDEEP TLSH

          rundll32.exe

          • Path C:\Windows\System\rundll32.exe
          • Size 85KB
          • SHA256 1c62e3b1aec284b502ecc28f3c829d058c81594c453e57b05a7bd7c7e6142455
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/4240-0-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/4240-16-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/4240-18-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/4240-17-0x0000000000990000-0x00000000009F4000-memory.dmp

          memory/5024-13-0x000000000040B000-0x000000000040C000-memory.dmp

          memory/5024-14-0x0000000000640000-0x00000000006A4000-memory.dmp

          memory/5024-15-0x0000000000400000-0x0000000000415000-memory.dmp