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Analysis

  • max time kernel
    151s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2022, 00:58

General

  • Target

    42b6212a87d94e944b1989854d6a76e150a1526d09b7f1a4077e1abb81830019.exe

  • Size

    116KB

  • MD5

    bc855de407600be582e63e1340f12786

  • SHA1

    9eed0af59ed5c2e9c84f1b8c05e74a70ead3e1a3

  • SHA256

    42b6212a87d94e944b1989854d6a76e150a1526d09b7f1a4077e1abb81830019

  • SHA512

    7d6048bfee8a28983dd5281a6f4cf44799685867a261beb9b29c6fc0735d40ef1a56c51c2564d39c677a5a500a4da728a7351af46de3c009d75442da5f6fe453

  • SSDEEP

    1536:lZpxoV++We8Kw6KBOIW4Z8HO1Zwt0f4HeDUEdMOPy9sbgN2wo7JaS1:fp7+WefIr1ZNDUEdTwQL

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 53 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\42b6212a87d94e944b1989854d6a76e150a1526d09b7f1a4077e1abb81830019.exe
    "C:\Users\Admin\AppData\Local\Temp\42b6212a87d94e944b1989854d6a76e150a1526d09b7f1a4077e1abb81830019.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2708
    • C:\Users\Admin\qakuw.exe
      "C:\Users\Admin\qakuw.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:4316

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\qakuw.exe

    Filesize

    116KB

    MD5

    43c623549893943b9f2554f20f174c72

    SHA1

    a0b83fbfe08f42eecabca7002223812b36fd4144

    SHA256

    7ee1831bea488091dce5f9a952c6566782a96bfda4cda739179eb34cf3dd6b15

    SHA512

    47103fc9d2034a60faf3be95d1e26b1a2acd3cce7f3aee767af300cbd19419ce0d4a2503b577b5b54da3cfa6c495a38ca9cd903297914e4d38536244b42f3057

  • C:\Users\Admin\qakuw.exe

    Filesize

    116KB

    MD5

    43c623549893943b9f2554f20f174c72

    SHA1

    a0b83fbfe08f42eecabca7002223812b36fd4144

    SHA256

    7ee1831bea488091dce5f9a952c6566782a96bfda4cda739179eb34cf3dd6b15

    SHA512

    47103fc9d2034a60faf3be95d1e26b1a2acd3cce7f3aee767af300cbd19419ce0d4a2503b577b5b54da3cfa6c495a38ca9cd903297914e4d38536244b42f3057