Resubmissions

23/01/2023, 12:43

230123-pycsmsdb847

05/07/2022, 14:19

220705-rmt9naaaen10

Analysis

  • max time kernel
    141s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    05/07/2022, 14:19

General

  • Target
    lidan.exe
  • Size 124KB
  • Sample220705-rmt9naaaen
  • SHA256 97ead2057976cc989c024fa9ad761549fa57e53b16ca38aeecf3aa70da77c0ea
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • 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.

  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\lidan.exe
    "C:\Users\Admin\AppData\Local\Temp\lidan.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Users\Admin\AppData\Local\Temp\lidan.exe
      "C:\Users\Admin\AppData\Local\Temp\lidan.exe" -u
      2⤵
        PID:1084
    • C:\Windows\system32\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\sqlite.dll",global
      1⤵
      • Process spawned unexpected child process
      PID:4860

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          sqlite.dll

          • Path C:\Users\Admin\AppData\Local\Temp\sqlite.dll
          • Size 4KB
          • SHA256 d16bbd109119e5a0b9da55bb48cdfc500a44b7414ead47b27c4eff64fe7f5fd4
          • MD5 SHA1 SHA512 SSDEEP