Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    25/04/2026, 07:40

General

  • Target
    62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe
  • Size 74KB
  • Sample260425-jhnx3sbs8t
  • SHA256 62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773
  • 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\62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.exe
    "C:\Users\Admin\AppData\Local\Temp\62fd4899d44548bd23ddcccaa021d9401b4dd17ad9bbb8ae57328457ec6a2773.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:4892
    • 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:60

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        notepad¢¬.exe

        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 73KB
        • SHA256 13cd0eb0d1b9065937173ff5e79f8b5088e0690d65e60d3782a491366697d2e3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        rundll32.exe

        • Path C:\Windows\System\rundll32.exe
        • Size 77KB
        • SHA256 ea3606444ff2d3d4c41cf048e5e8a06db706a4e5179b6501b1896622fd23b4e8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/60-13-0x000000000040B000-0x000000000040C000-memory.dmp

        memory/60-15-0x0000000000400000-0x0000000000415A00-memory.dmp

        memory/4892-0-0x0000000000400000-0x0000000000415A00-memory.dmp

        memory/4892-14-0x0000000000400000-0x0000000000415A00-memory.dmp