Analysis

  • max time kernel
    149s
  • max time network
    116s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    15/04/2026, 09:24

General

  • Target
    2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe
  • Size 92KB
  • Sample260415-lc8fmsax4n
  • SHA256 b1968c683aab392f451aaf4406a84773ac36dad41d585a55f5d76be13af90cde
  • 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\2026-04-15_7bbcf577da57b065db8572ed7dfb4206_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-15_7bbcf577da57b065db8572ed7dfb4206_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:4328
    • 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:5496
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5496 -s 1384
        3⤵
        • Program crash
        PID:1264
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 5496 -ip 5496
    1⤵
      PID:960

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          notepad¢¬.exe

          • Path C:\Windows\SysWOW64\notepad¢¬.exe
          • Size 86KB
          • SHA256 03a2b0de542f0a28181ff12ff6a37f938a7039a5d662f54d6aa257db37a48afc
          • MD5 SHA1 SHA512 SSDEEP TLSH

          rundll32.exe

          • Path C:\Windows\System\rundll32.exe
          • Size 96KB
          • SHA256 b3bc4a01cc4186860fd15a0f7fb9c532e484d9352ef271dba078dd02c2488d89
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/4328-0-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/4328-15-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/4328-16-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/5496-13-0x000000000040B000-0x000000000040C000-memory.dmp

          memory/5496-14-0x0000000000400000-0x0000000000415000-memory.dmp