Analysis

  • max time kernel
    141s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/01/2023, 16:53

General

  • Target

    Office 2021.7z

  • Size

    11.2MB

  • MD5

    f0dc586a5a538de3e346500ece1d46af

  • SHA1

    827643662ffa8ade2cd074535c36aa535d2d4e6d

  • SHA256

    eeafcdef94d71214d03a23f7d7aa75feec16f1c00152a6598cd51859921be29b

  • SHA512

    79edabff8819390ef27f71820389c554f48e0b58c211a6f10ef7124ab4fa2e1681177b5c662be626aa236e17b6b66deaacd9ce5d4c16bcc5ac8efadc32f0b513

  • SSDEEP

    196608:E9SezaLAk+qKN+eI9jhTtbY6nx7PjGy4lVE9jGXFJwFxNhPU11EvwkHBrBjIrLjY:gSeqM89jb/xj19qwFxMPRkHBJIrLgD

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\Office 2021.7z"
    1⤵
    • Modifies registry class
    PID:4308
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:424

Network

MITRE ATT&CK Enterprise v6

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Downloads