Windows 7 deprecation

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Analysis

  • max time kernel
    149s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/03/2025, 07:48

General

  • Target

    8ce35956c1cdaa3c4a7e4d2b28b5bb870e62b0c06389d78a52bc98bb2dd249a0.exe

  • Size

    80KB

  • MD5

    40d2893bcbfe5499545506adb6f94747

  • SHA1

    01bc59b477f4112c634a93666483ab49129ca6a3

  • SHA256

    8ce35956c1cdaa3c4a7e4d2b28b5bb870e62b0c06389d78a52bc98bb2dd249a0

  • SHA512

    e3a0cff08e19fdab016d104e49984abdc547f3d65246ae88b6fadc0286402d9ab4d99ffbc64969b5b8f91e10921d877c45e3dbd98dd100cda429845d3205d42f

  • SSDEEP

    1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOO/7rS:GhfxHNIreQm+HiD/7rS

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

  • QQpass

    QQpass is a trojan written in C++..

  • Qqpass family
  • 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8ce35956c1cdaa3c4a7e4d2b28b5bb870e62b0c06389d78a52bc98bb2dd249a0.exe
    "C:\Users\Admin\AppData\Local\Temp\8ce35956c1cdaa3c4a7e4d2b28b5bb870e62b0c06389d78a52bc98bb2dd249a0.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:4568
    • 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:4032

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\notepad¢¬.exe

    Filesize

    82KB

    MD5

    1e6e8dac3c0286c7cbef9a90b8dd645a

    SHA1

    f99aaa905b095bb5f2d33c972edf3da20a51a370

    SHA256

    d02d765fbbfac956fc5f5ffe393ae2ec4ad590837047c6861f0a07c14fef2ebf

    SHA512

    5e7698b8fad8c6bcc17ad116c08ca3f4ea0fa0aa2f7c992840c1a065df87be750680086f5fdbbb5f900bbd1067e0cf4e8a004a9f4377a324dca14d28de354600

  • C:\Windows\System\rundll32.exe

    Filesize

    74KB

    MD5

    ee5ceb0f23b25336099a36c38f6f69d1

    SHA1

    7b933b69d0910d04ab18f4c670ba0bd2248e8528

    SHA256

    5c79372bd7c32d5393a7b606b035a14427e8c04af3528aa5ba7ce1ab6b1a8a8a

    SHA512

    5c4226905160399566d3985acd0e309ae8513b6e3199bc10aab5fea03a0d251e8ae25e340ae90333861d875cf7a4fdde51f1a2a6eac4e5812be68b87924483ac

  • memory/4032-14-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/4568-0-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/4568-13-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB