Analysis

  • max time kernel
    149s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2024 10:21

General

  • Target

    e3dc5b2d20052b4658fa35f928c10d831ee05dc9218a85826b366f480adfd8bd.exe

  • Size

    88KB

  • MD5

    0a4200838f49f7dded2cedf9b79c07e4

  • SHA1

    888ec3a613a70541f29179c0fd5cdf888b330461

  • SHA256

    e3dc5b2d20052b4658fa35f928c10d831ee05dc9218a85826b366f480adfd8bd

  • SHA512

    e1fd94f82cf623029cc1ed0435be97a427779cb8f16d6a183760518b6b0087980a39daacd76ee794a5e85cee95ccdc8b4cd2e3e16dc2577d15f57445bc4d0910

  • SSDEEP

    768:6lXIk+U+KiMeffZzCjsK2+/T/PmLRBNV3ZJfqHJvE/AZbydR:6JIk+tVR5K2KjPmLRBNJqHJNZmdR

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e3dc5b2d20052b4658fa35f928c10d831ee05dc9218a85826b366f480adfd8bd.exe
    "C:\Users\Admin\AppData\Local\Temp\e3dc5b2d20052b4658fa35f928c10d831ee05dc9218a85826b366f480adfd8bd.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2592
    • C:\Users\Admin\qiougo.exe
      "C:\Users\Admin\qiougo.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2896
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2592 -s 792
      2⤵
      • Program crash
      PID:2900

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\qiougo.exe

    Filesize

    88KB

    MD5

    b2a4593729614398bf18f99a0b74fc08

    SHA1

    b611b37abe6f0294b0a0702a1fa365295de8a755

    SHA256

    06bc34d2c5d22df40f55ccf5d43d69e486fed1bea130efb959552926a2e657bd

    SHA512

    f5621d8d8c62673b9dc25bfd3f85425ee10d953b46a4f2bba5cee610508e402c3bcc0ef826c4d1a75ae9175e7e9bb19873f12c1cff9b49a779deef44ee830478