Analysis

  • max time kernel
    91s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/07/2022, 11:23

General

  • Target
    Order THD-PRG-00093-Alfero TOP PEAK QUOTATION REQUEST PO3587.exe
  • Size 668KB
  • Sample220727-ng5awsdcdj
  • SHA256 36f236ece6077f65bf5513daa3fc779863f6027b62950137f606ef448fc7727a
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Order THD-PRG-00093-Alfero TOP PEAK QUOTATION REQUEST PO3587.exe
    "C:\Users\Admin\AppData\Local\Temp\Order THD-PRG-00093-Alfero TOP PEAK QUOTATION REQUEST PO3587.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4760
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgA4AA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5044
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
      C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1896

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1896-142-0x00007FF8DB980000-0x00007FF8DC441000-memory.dmp

        memory/1896-141-0x00007FF8DB980000-0x00007FF8DC441000-memory.dmp

        memory/1896-138-0x0000000140000000-0x0000000140058000-memory.dmp

        memory/4760-131-0x000001AA3A450000-0x000001AA3A472000-memory.dmp

        memory/4760-132-0x00007FF8DB980000-0x00007FF8DC441000-memory.dmp

        memory/4760-130-0x000001AA39FA0000-0x000001AA3A04C000-memory.dmp

        memory/4760-135-0x00007FF8DB980000-0x00007FF8DC441000-memory.dmp

        memory/4760-140-0x00007FF8DB980000-0x00007FF8DC441000-memory.dmp

        memory/5044-137-0x00007FF8DB980000-0x00007FF8DC441000-memory.dmp

        memory/5044-136-0x00007FF8DB980000-0x00007FF8DC441000-memory.dmp

        memory/5044-134-0x00007FF8DB980000-0x00007FF8DC441000-memory.dmp