Analysis

  • max time kernel
    61s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-04-2023 19:40

General

  • Target

    structures/rainbow lb structures/open chest.gz

  • Size

    2KB

  • MD5

    47e4b6a43e9afa61df63c69b58608a38

  • SHA1

    37bbbdf13ce129c440ae6a5ca5b91c4ad7d7dfe6

  • SHA256

    039b3d2cff951830475ab6638688dee908d9f5f0a835eeaa055cbf962a2f1231

  • SHA512

    ede044b804fb3b2ae68ecf37b3be61a5ea158a9bad780a9bc4f1eb5ba2fd2d56ca8a4d5b7f1f294b2df6b0f7b27b8bebb9ed0f4609bf5fff61b129a2168bf4bc

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\structures\rainbow lb structures\open chest.gz"
    1⤵
    • Modifies registry class
    PID:2120
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2920

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads