Overview

overview

8

Static

static

1

882e987150...89.exe

windows7-x64

8

882e987150...89.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    147s
  • max time network
    17s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/01/2023, 12:08

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General

  • Target
    882e987150e481362aa97fe0ec8a6baa49df0c490f0862b86765233facb9a589.exe
  • Size 1.1MB
  • Sample230110-pawkvabf8w
  • SHA256 882e987150e481362aa97fe0ec8a6baa49df0c490f0862b86765233facb9a589
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
persistence

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\882e987150e481362aa97fe0ec8a6baa49df0c490f0862b86765233facb9a589.exe
    "C:\Users\Admin\AppData\Local\Temp\882e987150e481362aa97fe0ec8a6baa49df0c490f0862b86765233facb9a589.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1348
    • C:\Users\Admin\AppData\Local\Temp\chmoqauji.exe
      "C:\Users\Admin\AppData\Local\Temp\chmoqauji.exe" "C:\Users\Admin\AppData\Local\Temp\woguurci.au3"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2504
      • C:\Users\Admin\AppData\Local\Temp\chmoqauji.exe
        "C:\Users\Admin\AppData\Local\Temp\chmoqauji.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:3068

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        ahswk.vi
        • Path C:\Users\Admin\AppData\Local\Temp\ahswk.vi
        • Size 87KB
        • SHA256 3ff18f8518a093378007f120c968199054b0ece6bb0669359261aec96600080d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        chmoqauji.exe
        • Path C:\Users\Admin\AppData\Local\Temp\chmoqauji.exe
        • Size 872KB
        • SHA256 237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        chmoqauji.exe
        • Path C:\Users\Admin\AppData\Local\Temp\chmoqauji.exe
        • Size 872KB
        • SHA256 237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        chmoqauji.exe
        • Path C:\Users\Admin\AppData\Local\Temp\chmoqauji.exe
        • Size 872KB
        • SHA256 237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        woguurci.au3
        • Path C:\Users\Admin\AppData\Local\Temp\woguurci.au3
        • Size 5KB
        • SHA256 9d679f2a2e974b4a974acfba169b07119f523cc4e34b1a77398f2457d1904045
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        zzxnnvzruqs.kmm
        • Path C:\Users\Admin\AppData\Local\Temp\zzxnnvzruqs.kmm
        • Size 384KB
        • SHA256 16302dc401d4c8b2005c3283e8aa8342aea3b6e014f9865e430cd149ba8ea3a3
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        memory/3068-142-0x0000000000400000-0x0000000000460000-memory.dmp
        Download

        memory/3068-143-0x0000000000400000-0x0000000000460000-memory.dmp
        Download