Analysis

  • max time kernel
    120s
  • max time network
    114s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20/09/2024, 14:22

General

  • Target

    4a3303cbc651281d3fbf4ac4edd563dc669fc98220bc48d3e5eba326cda63cbdN.exe

  • Size

    200KB

  • MD5

    2a02e0c978c7e7429e3b4e8c2f304fc0

  • SHA1

    cc404eb9bc94be176b6bfadf8de5e76781cd24a2

  • SHA256

    4a3303cbc651281d3fbf4ac4edd563dc669fc98220bc48d3e5eba326cda63cbd

  • SHA512

    794aee9ab97df5093bba556422b1e4b939f29554694fef1113849862bf3a4696a0c983a3c6f593d57c27a65cc1f862396b8daa97e3175d6c3babd977feef51aa

  • SSDEEP

    3072:wCb6To/0Yxis0tQ9nLHbB9WPliBs2HWWEakGJm9x:wCnh4QxL7B9WPli+yWWEazG

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 27 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4a3303cbc651281d3fbf4ac4edd563dc669fc98220bc48d3e5eba326cda63cbdN.exe
    "C:\Users\Admin\AppData\Local\Temp\4a3303cbc651281d3fbf4ac4edd563dc669fc98220bc48d3e5eba326cda63cbdN.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2968
    • C:\Users\Admin\hookuq.exe
      "C:\Users\Admin\hookuq.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
      PID:2700

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\hookuq.exe

    Filesize

    200KB

    MD5

    74ded1f72375ffcbc572a4e668d86f50

    SHA1

    f00558f9dc6894128192016a7cc66f469f6fa4d6

    SHA256

    ca3d294e61bc4d805b742cbcd4f09fd0921dc149d2a077cda53f20b39bb9ae91

    SHA512

    cad5d97966bf3473788e2929d9dd4b960ea7df98814b32f4cbb36db1290eaf36f2d9caa8db4b356b406d94d1a07b344023942ce3930e975072924b416b1f10f9