Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    23/04/2026, 09:12

General

  • Target
    2026-04-23_baa598690b7983b08485c9d26664bfaa_elex_glassworm_wannacry.exe
  • Size 87KB
  • Sample260423-k57t5sf14w
  • SHA256 3eaec10f17e465b961a29aaf4029921a95e2d728ce203c5564acdc9f950543b1
  • 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\2026-04-23_baa598690b7983b08485c9d26664bfaa_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-23_baa598690b7983b08485c9d26664bfaa_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:3852
    • 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:2828
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2828 -s 1392
        3⤵
        • Program crash
        PID:3344
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2828 -ip 2828
    1⤵
      PID:3288

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          notepad¢¬.exe

          • Path C:\Windows\SysWOW64\notepad¢¬.exe
          • Size 86KB
          • SHA256 83cc015b23d3136f3ac2ddad9aefe3b24b1ddca5af66c610cd4f1165bf8d90e3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          rundll32.exe

          • Path C:\Windows\System\rundll32.exe
          • Size 94KB
          • SHA256 8844f0a7cee231b378d9a01bdf128241b19b911a1478e998bb0187a06e1a6d8d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/2828-13-0x000000000040B000-0x000000000040C000-memory.dmp

          memory/2828-14-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/3852-0-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/3852-15-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/3852-16-0x0000000000400000-0x0000000000415000-memory.dmp