Overview

overview

8

Static

static

1

URLScan

urlscan

1

https://www.upload.e...

windows10-2004-x64

8

Sharing

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General

  • Target
    https://www.upload.ee/download/19324219/4bbd792eae9d2347e0ce/Bitsum.Process.Lasso.Pro.v18.Keymaker-CORE.rar
  • Sample261003-wyfmvswvbv
Score
8/10
discoverypersistenceransomwareupx

Malware Config

Targets

    • Target
      https://www.upload.ee/download/19324219/4bbd792eae9d2347e0ce/Bitsum.Process.Lasso.Pro.v18.Keymaker-CORE.rar
    Score
    8/10
    discoverypersistenceransomwareupx

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1

MITRE ATT&CK Enterprise v16

Tasks