Overview

overview

10

Static

static

1

URLScan

urlscan

1

https://bazaar.abuse...

windows10-2004-x64

10

Sharing

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General

  • Target

    https://bazaar.abuse.ch/sample/3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7/

  • Sample

    240802-yyszastcjb

Score
10/10
jigsawdiscoverypersistenceransomwarespywarestealer

Malware Config

Targets

    • Target

      https://bazaar.abuse.ch/sample/3ae96f73d805e1d3995253db4d910300d8442ea603737a1428b613061e7f61e7/

    Score
    10/10
    jigsawdiscoverypersistenceransomwarespywarestealer

    • Jigsaw Ransomware

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

      ransomwarejigsaw

    • Renames multiple (3741) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • 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

    • Drops file in System32 directory

    • Probable phishing domain

    behavioral1

MITRE ATT&CK Enterprise v15

Tasks