Overview

overview

10

Static

static

10

4f9a833e79...in.exe

windows7_x64

10

4f9a833e79...in.exe

windows10_x64

10

Sharing

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General

  • Target
    4f9a833e79092006c06203a66b41fc9250bcebcee148fea404db75d52035131c.bin
  • Size 669KB
  • Sample210808-3dcrfzz2ae
  • SHA256 4f9a833e79092006c06203a66b41fc9250bcebcee148fea404db75d52035131c
  • MD5 SHA1 SHA512
Score
10/10
medusalockerevasionransomwarespywarestealertrojan

Malware Config

Targets

    • Target
      4f9a833e79092006c06203a66b41fc9250bcebcee148fea404db75d52035131c.bin
    • Size 669KB
    • SHA256 4f9a833e79092006c06203a66b41fc9250bcebcee148fea404db75d52035131c
    • MD5 SHA1 SHA512
    Score
    10/10
    medusalockerevasionransomwarespywarestealertrojan

    • MedusaLocker

      Ransomware with several variants first seen in September 2019.

      ransomwaremedusalocker

    • MedusaLocker Payload

    • UAC bypass

      evasiontrojan

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Checks whether UAC is enabled

      evasiontrojan

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks