Overview

overview

10

Static

static

10

2026-07-01...ry.exe

windows10-2004-x64

10

2026-07-01...ry.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-07-01_2e4e5d9461d558b34de33ee4fb527687_elex_wannacry
  • Size 37KB
  • Sample260701-pbl3ssdv4p
  • SHA256 0061e6434f1490dd004b424aec407c281d9ca1d0a966465d1584462cd4cacff3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmuadwarediscoverypersistenceransomwarespywareworm

Malware Config

Targets

    • Target
      2026-07-01_2e4e5d9461d558b34de33ee4fb527687_elex_wannacry
    • Size 37KB
    • SHA256 0061e6434f1490dd004b424aec407c281d9ca1d0a966465d1584462cd4cacff3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoverycosmuransomwarewormadwarepersistencespyware

    • Detects Cosmu payload

      Cosmu is a worm written in C++.

    • Family: Cosmu

      Cosmu is a Windows worm written in C++.

      wormcosmu

    • Renames multiple (5143) files with added filename extension

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

      ransomware

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

      persistence

    • 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 v16

Tasks