Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 09:56

General

  • Target
    17bdd77e5673da731d87aaa995df9f70fae2a9fe005cceb4a82367027a8615f5.exe
  • Size 84KB
  • Sample260820-lyvfxathke
  • SHA256 17bdd77e5673da731d87aaa995df9f70fae2a9fe005cceb4a82367027a8615f5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • qqpass

C2
  • http://www.zigui.org/article.php?id=103822

Attributes
  • url

    http://www.mxm9191.com/myrunner_up.exe

  • 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
  • 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 behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\17bdd77e5673da731d87aaa995df9f70fae2a9fe005cceb4a82367027a8615f5.exe
    "C:\Users\Admin\AppData\Local\Temp\17bdd77e5673da731d87aaa995df9f70fae2a9fe005cceb4a82367027a8615f5.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:2548
    • 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 behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:2688

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        notepad¢¬.exe

        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 76KB
        • SHA256 5f44d1b52f0f8039400d64cf567dad1aba038307169bfec84d06240261aa1d18
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundll32.exe

        • Path C:\Windows\System\rundll32.exe
        • Size 77KB
        • SHA256 8bea0e67596c22c7d9af3a742724f9165721dba74f1e8193544df0b35df38f71
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2548-0-0x0000000000400000-0x0000000000415A00-memory.dmp

        memory/2548-18-0x0000000000400000-0x0000000000415A00-memory.dmp

        memory/2688-14-0x000000000040B000-0x000000000040C000-memory.dmp

        memory/2688-19-0x0000000000400000-0x0000000000415A00-memory.dmp