Analysis

  • max time kernel
    38s
  • max time network
    41s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    09-09-2022 01:16

General

  • Target

    a79e9aff885b5aa305517c3836d10be1.exe

  • Size

    440KB

  • MD5

    a79e9aff885b5aa305517c3836d10be1

  • SHA1

    a71d4faf5b3d863144d361129c4f52b6e66de27d

  • SHA256

    1c5bf7e3edbccd4fe44d97baba8529438169f346769e109b2b660d1b45b2a02b

  • SHA512

    d8d7f5ed21a3c76c6ffa430f44f964d76529fb31c6eb4a838b5b74265a5c989d239111b530fb3673358ef70fc0a51e6adb0630dca0fbfe72a66b9802d2d9fd4f

  • SSDEEP

    12288:d8WnxfgsRL4u/1AlLK6FRY2n8OPKxGvYmB:dnxgsRftD0C2nKG

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.

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a79e9aff885b5aa305517c3836d10be1.exe
    "C:\Users\Admin\AppData\Local\Temp\a79e9aff885b5aa305517c3836d10be1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:364
    • 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:1868

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/364-56-0x0000000076681000-0x0000000076683000-memory.dmp

    Filesize

    8KB

  • memory/1868-57-0x0000000000280000-0x00000000002E6000-memory.dmp

    Filesize

    408KB

  • memory/1868-59-0x0000000000280000-0x00000000002E6000-memory.dmp

    Filesize

    408KB

  • memory/1868-62-0x0000000000280000-0x00000000002E6000-memory.dmp

    Filesize

    408KB

  • memory/1868-64-0x0000000000280000-0x00000000002E6000-memory.dmp

    Filesize

    408KB

  • memory/1868-66-0x0000000000B50000-0x0000000000C0C000-memory.dmp

    Filesize

    752KB