Analysis

  • max time kernel
    150s
  • max time network
    115s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    27/07/2026, 00:46

General

  • Target
    2026-07-27_873c9696908546e76738c419ebc1de0d_elex_glassworm_wannacry.exe
  • Size 88KB
  • Sample260727-a4tk1stwcy
  • SHA256 fdffda07603945ca65294c298a733ada8dd4051f03999906f694b11ed08b9f05
  • 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\2026-07-27_873c9696908546e76738c419ebc1de0d_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-27_873c9696908546e76738c419ebc1de0d_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:5404
    • 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:4448
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 1560
        3⤵
        • Program crash
        PID:5020
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4448 -ip 4448
    1⤵
      PID:6092

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          notepad¢¬.exe

          • Path C:\Windows\SysWOW64\notepad¢¬.exe
          • Size 91KB
          • SHA256 f3ba56ec58b644a6d62295357e90bfba7780cc50563657739254fcab9619a5ae
          • MD5 SHA1 SHA512 SSDEEP TLSH

          rundll32.exe

          • Path C:\Windows\System\rundll32.exe
          • Size 92KB
          • SHA256 d214c53775d7462c589e42586b6da52a8a7a1b6e5bedd5529ba213d3d2395b60
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/4448-14-0x000000000040B000-0x000000000040C000-memory.dmp

          memory/4448-18-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/5404-0-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/5404-19-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/5404-20-0x0000000000400000-0x0000000000415000-memory.dmp