Analysis

  • max time kernel
    77s
  • max time network
    144s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    28-02-2021 07:18

General

  • Target

    2643fbabf67dfe0de347951a8586a6d945610cb7ee4cacd27c4b83be93aba301.exe

  • Size

    1.5MB

  • MD5

    8f96ab46a0be45d68388cc02c8f0e18d

  • SHA1

    5f4efe013409e483b0d98d5d913f5ca22c609301

  • SHA256

    2643fbabf67dfe0de347951a8586a6d945610cb7ee4cacd27c4b83be93aba301

  • SHA512

    2e200ffeecdd6e7ab3c78788c9f81b6a6c07ba20e2096bb27d62b47ba34fd0da9bdf21a2c72493c79e702fe8c934d379a4bc53e93c4ca6a296797073b57d637e

Score
7/10

Malware Config

Signatures

  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2643fbabf67dfe0de347951a8586a6d945610cb7ee4cacd27c4b83be93aba301.exe
    "C:\Users\Admin\AppData\Local\Temp\2643fbabf67dfe0de347951a8586a6d945610cb7ee4cacd27c4b83be93aba301.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:412
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:2424
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 88
          3⤵
          • Program crash
          PID:2752

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/2424-3-0x000000000048F888-mapping.dmp

    • memory/2752-4-0x00000000046A0000-0x00000000046A1000-memory.dmp

      Filesize

      4KB