Overview

overview

10

Static

static

10

2026-05-19...ry.exe

windows10-2004-x64

10

2026-05-19...ry.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    2026-05-19_896a3af351d5b3e5a1830ef82b0327d7_elex_wannacry
  • Size 1.7MB
  • Sample260519-c3eftaa18j
  • SHA256 96dbd579973fcd8f9348acce3cc95aa9f85767a9e7d0c25a2cc6454da9ae02f5
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryransomwareworm

Malware Config

Targets

    • Target
      2026-05-19_896a3af351d5b3e5a1830ef82b0327d7_elex_wannacry
    • Size 1.7MB
    • SHA256 96dbd579973fcd8f9348acce3cc95aa9f85767a9e7d0c25a2cc6454da9ae02f5
    • 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

    • Detects executables packed with eXPressor

    • Renames multiple (1136) 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