Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    27/07/2026, 09:20

General

  • Target
    2026-07-27_f983a01dc5039e7f9ef0b19ef87ad33d_elex_glassworm_wannacry.exe
  • Size 95KB
  • Sample260727-lay47aab93
  • SHA256 a1d826c72d9da0325d47bcf1bbd3347612c65ab042ef57e8fcd75878355ef39a
  • 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_f983a01dc5039e7f9ef0b19ef87ad33d_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-27_f983a01dc5039e7f9ef0b19ef87ad33d_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:4936
    • 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:4080
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4080 -s 1580
        3⤵
        • Program crash
        PID:1688
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4080 -ip 4080
    1⤵
      PID:5556

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          notepad¢¬.exe

          • Path C:\Windows\SysWOW64\notepad¢¬.exe
          • Size 97KB
          • SHA256 5277ee2c33a6f6c695ae1873b3f32b883b683400ee795754d89959f9def499a4
          • MD5 SHA1 SHA512 SSDEEP TLSH

          rundll32.exe

          • Path C:\Windows\System\rundll32.exe
          • Size 96KB
          • SHA256 436180dad03a4180d3096f83255a355beb378c1f3b29dd203bdd780f5a3dfa00
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/4080-13-0x000000000040B000-0x000000000040C000-memory.dmp

          memory/4080-16-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/4080-17-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/4936-0-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/4936-14-0x0000000000400000-0x0000000000415000-memory.dmp

          memory/4936-15-0x0000000000400000-0x0000000000415000-memory.dmp