Overview

overview

10

Static

static

10

2026-08-21...ry.exe

windows10-2004-x64

10

2026-08-21...ry.exe

windows11-ltsc_2024-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    2026-08-21_ef8d7aec91b8d37f2d8f131265892fc8_elex_wannacry
  • Size 36KB
  • Sample260821-fg8pbatbke
  • SHA256 0298ca266153d62806c4eb2855e4f8a8e2b83f19d9fd7bd4a8999d3c5bf395a6
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryransomwareworm

Malware Config

Targets

    • Target
      2026-08-21_ef8d7aec91b8d37f2d8f131265892fc8_elex_wannacry
    • Size 36KB
    • SHA256 0298ca266153d62806c4eb2855e4f8a8e2b83f19d9fd7bd4a8999d3c5bf395a6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoverycosmuransomwareworm

    • Detects Cosmu payload

      Cosmu is a worm written in C++.

    • Family: Cosmu

      Cosmu is a Windows worm written in C++.

      wormcosmu

    • Renames multiple (5128) files with added filename extension

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

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks