Overview

overview

10

Static

static

10

2026-10-31...ry.exe

windows10-2004-x64

10

2026-10-31...ry.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-10-31_1b33cc07b9a419b0c0d1c1f6db95d516_elex_wannacry
  • Size 76KB
  • Sample261031-tdn3dsx1cs
  • SHA256 f0caa8c9489991e7b579cfeffa76876e085de835b8d58da5c1c32ecb1eb986e6
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryransomwareworm

Malware Config

Targets

    • Target
      2026-10-31_1b33cc07b9a419b0c0d1c1f6db95d516_elex_wannacry
    • Size 76KB
    • SHA256 f0caa8c9489991e7b579cfeffa76876e085de835b8d58da5c1c32ecb1eb986e6
    • 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 (4977) 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