Analysis

  • max time kernel
    146s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-08-2022 06:00

General

  • Target

    1316-63-0x0000000000400000-0x000000000046E000-memory.exe

  • Size

    440KB

  • MD5

    c67bf7359df8f388847ed471a79d93d5

  • SHA1

    2be60c20a739e9b6736e3f92213e39c234e9bac0

  • SHA256

    74544779f20456a761f40feb845d32df7981b48f44bd2aa56242a74d3fbe5379

  • SHA512

    1d09f49b33ca678c2abfcac86cddaa29662d62b58739aba62fbe83330142a65c1bac6fcbb555c4df772a25aff04c302aa7f4497ad7b39b253c1d1265a2579182

  • SSDEEP

    12288:HWnxfgsRL4u/1AlLK6FRY2n8OPKxGvYmB:QxgsRftD0C2nKG

Score
6/10

Malware Config

Signatures

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1316-63-0x0000000000400000-0x000000000046E000-memory.exe
    "C:\Users\Admin\AppData\Local\Temp\1316-63-0x0000000000400000-0x000000000046E000-memory.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4932
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      2⤵
      • Accesses Microsoft Outlook profiles
      • outlook_office_path
      • outlook_win_path
      PID:972

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/972-135-0x0000000000E00000-0x0000000000E66000-memory.dmp

    Filesize

    408KB

  • memory/972-136-0x00000000055C0000-0x000000000565C000-memory.dmp

    Filesize

    624KB