Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2023 18:19

General

  • Target

    scripts/sirius.lua.example

  • Size

    468B

  • MD5

    1fdd7bce4f24c51ec8267d7fe65b265e

  • SHA1

    4f247776830fb30cf816f227f13d3645b8d3aa6d

  • SHA256

    d331a1344d7354019fdeb564a21f95f85f26458f91aa93d7af58affa9728cb1d

  • SHA512

    4bf9c85600dcab2ff532ef5f459c270d3197ea5a9d46677b4f7f1e0d2e3b3454bc5ba1f64bcb732448cbe37a71a2112511f46166ec4ba0f3db1ca14d4f685bb4

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\scripts\sirius.lua.example
    1⤵
    • Modifies registry class
    PID:4752
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4976

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

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Downloads