Windows 7 deprecation

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Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/03/2025, 07:08

General

  • Target

    57a202a398617e0651c881ed0738aa195f382e939c9cc6d6087f8672a99efadc.exe

  • Size

    74KB

  • MD5

    fd27efd4f1de906b8ac06286dc478e32

  • SHA1

    8a83613faabaab3641f076b27bf466be9273efe6

  • SHA256

    57a202a398617e0651c881ed0738aa195f382e939c9cc6d6087f8672a99efadc

  • SHA512

    11e12499966e9372a4ac7de302ebe322246039e0ad287555e2e1b3d1991eb63c1ce6a4fd15b6d3654358b53785e8cb2d3ea32348e0b6396022efb19218ef3d0c

  • SSDEEP

    768:agO5xRYi+SfSWHHNvvG5bnl/NqNwsKVDstHxYD0p1aXKynF0vQmYZS0HdJnfWOO:RshfSWHHNvoLqNwDDGw02eQmh0HjWOO

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\57a202a398617e0651c881ed0738aa195f382e939c9cc6d6087f8672a99efadc.exe
    "C:\Users\Admin\AppData\Local\Temp\57a202a398617e0651c881ed0738aa195f382e939c9cc6d6087f8672a99efadc.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:220
    • 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:2140

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\notepad¢¬.exe

    Filesize

    74KB

    MD5

    15fbfa70154d92d2f548cafd6605856a

    SHA1

    854bfece793dc87726748661269bd814da681c68

    SHA256

    4f08b6d7bd1374ef156f749f8a407deb590ef51d2f5e7a4c6b8d65e11391fefd

    SHA512

    e587e0862c5263e518b27889bac47df619632a7129a9ca9e868dfce5266d95175ac513ae5b770ac81569c865bbb7e927bdd9bc9cc245a3a78a8eff0660436847

  • C:\Windows\system\rundll32.exe

    Filesize

    73KB

    MD5

    d2c0dd76e05e3ed2106089468b2d65a2

    SHA1

    642967312de7e370e19515651b6cb460bec6e87e

    SHA256

    13cd0eb0d1b9065937173ff5e79f8b5088e0690d65e60d3782a491366697d2e3

    SHA512

    8e9c96fe25347aa869797e0ceba8adf0d74ad34a76a24e4fb9eb23dfdfe521b130802e3b2c8ee303f365b2bce51e70ff7bd211645c0c20b79a7ceba5d0dfc69a

  • memory/220-0-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/220-13-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB

  • memory/2140-14-0x0000000000400000-0x0000000000415A00-memory.dmp

    Filesize

    86KB