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Analysis

  • max time kernel
    172s
  • max time network
    196s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2022, 20:01

General

  • Target

    92195d2e3f40e5251f95d052d282986d9f54f04f8ea90103f61829ce02cb724c.exe

  • Size

    224KB

  • MD5

    7124dcef46c91490e5ebe768f96a3179

  • SHA1

    9764fe3c4ba6cb73a46a02e234213659cebeb16a

  • SHA256

    92195d2e3f40e5251f95d052d282986d9f54f04f8ea90103f61829ce02cb724c

  • SHA512

    8bf2957bd2bd69d9ac034b786e2d0b204b53da90c8ab417fecb7d13c6db8ab96a8222e8b17987ab787612e7d0f894ca3a1cdfae6b1c2fa00ad0e7dfa993175a9

  • SSDEEP

    3072:hiYBN7aWbqDImDrT+UvtkvnNBLieMyiayNe2XKrJlZmNlDY:hFBvuImDrT+U1QtMyiaO6mS

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 54 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\92195d2e3f40e5251f95d052d282986d9f54f04f8ea90103f61829ce02cb724c.exe
    "C:\Users\Admin\AppData\Local\Temp\92195d2e3f40e5251f95d052d282986d9f54f04f8ea90103f61829ce02cb724c.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:3328
    • C:\Users\Admin\mcdiuq.exe
      "C:\Users\Admin\mcdiuq.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:3796

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\mcdiuq.exe

    Filesize

    224KB

    MD5

    7e4b00ee5dfc930f81407e5e8b58cb28

    SHA1

    0050132d4de46b72eb4581c0d6c828a6c0def43c

    SHA256

    77edadbe167065ab0967522b65a1afac99136a5461438bca2b72bf5bd9b700be

    SHA512

    69e141764b3f3a7e8c4a8d2cf5fe48abc567d4c729a61b46f260a78b4bfc231637caffd316db3604ae291b4d5899e6d91146bae552cb8dcda387a440ad8cd9f0

  • C:\Users\Admin\mcdiuq.exe

    Filesize

    224KB

    MD5

    7e4b00ee5dfc930f81407e5e8b58cb28

    SHA1

    0050132d4de46b72eb4581c0d6c828a6c0def43c

    SHA256

    77edadbe167065ab0967522b65a1afac99136a5461438bca2b72bf5bd9b700be

    SHA512

    69e141764b3f3a7e8c4a8d2cf5fe48abc567d4c729a61b46f260a78b4bfc231637caffd316db3604ae291b4d5899e6d91146bae552cb8dcda387a440ad8cd9f0