Analysis

  • max time kernel
    52s
  • max time network
    147s
  • platform
    windows10-1703_x64
  • resource
    win10-20220812-en
  • resource tags

    arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
  • submitted
    27-01-2023 17:54

General

  • Target

    MultiMC/libLauncher_nbt++.dll.a

  • Size

    149KB

  • MD5

    ffabd70def945035addf48ebef4a8f86

  • SHA1

    803b95adab566e55f8fdb4a4a7c7cd4eff6a73a5

  • SHA256

    809783bc1689c21caedef407fda5c722a725361357c90ca27561ac67f93b38e2

  • SHA512

    04dd492f9bca6580c8b552c9d582580f03f26f3f81b4f62af897299954cdb05c054d37424208a0c7ec1a7cd3df1469e5522815edb7ea9ce2f1863275dbb2b2e4

  • SSDEEP

    768:BPr973m9vvDJvmFE0ZFCrA9PUOYT5cQZ5qSpQfKMKpDMng+NJO+7o5Amsmwx15qR:xr973mXDaKrk37Tu6qY57VYmK

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\MultiMC\libLauncher_nbt++.dll.a
    1⤵
    • Modifies registry class
    PID:4940
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4900

Network

MITRE ATT&CK Enterprise v6

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Downloads