Overview

overview

10

Static

static

10

2026-07-04...ok.exe

windows10-2004-x64

9

2026-07-04...ok.exe

windows11-ltsc_2024-x64

9

Sharing

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General

  • Target
    2026-07-04_db0d7c8e14a6380c99fdd4f59b9cdd28_rook
  • Size 75KB
  • Sample260704-vplbbaes6l
  • SHA256 d99e9dbe1aed0c235be547122ef23895ac8deecabc5ac3988737f0fb434c1170
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
persistenceransomwarespywarestealerupx

Malware Config

Targets

    • Target
      2026-07-04_db0d7c8e14a6380c99fdd4f59b9cdd28_rook
    • Size 75KB
    • SHA256 d99e9dbe1aed0c235be547122ef23895ac8deecabc5ac3988737f0fb434c1170
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    9/10
    persistenceransomwarespywarestealerupx

    • Renames multiple (222) files with added filename extension

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

      ransomware

    • UPX dump on OEP (original entry point)

    • 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

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks