Overview

overview

10

Static

static

802fef4d4f...f5.exe

windows7_x64

10

802fef4d4f...f5.exe

windows10-2004_x64

10

Sharing

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General

  • Target
    802fef4d4f81c443497362711a7d8611741c30373c96d3229d699f225552a5f5
  • Size 78KB
  • Sample220520-wvyn9sbff8
  • SHA256 802fef4d4f81c443497362711a7d8611741c30373c96d3229d699f225552a5f5
  • MD5 SHA1 SHA512
Score
10/10
jigsawpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target
      802fef4d4f81c443497362711a7d8611741c30373c96d3229d699f225552a5f5
    • Size 78KB
    • SHA256 802fef4d4f81c443497362711a7d8611741c30373c96d3229d699f225552a5f5
    • MD5 SHA1 SHA512
    Score
    10/10
    jigsawpersistenceransomwarespywarestealer

    • Jigsaw Ransomware

      Ransomware family first created in 2016. Named based on wallpaper set after infection in the early versions.

      ransomwarejigsaw

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Checks computer location settings

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

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks