Overview

overview

10

Static

static

10

2026-07-28...ry.exe

windows10-2004-x64

10

2026-07-28...ry.exe

windows11-ltsc_2024-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    2026-07-28_3974d6e80dcf4af3a9f168346d2856fa_elex_wannacry
  • Size 191KB
  • Sample260728-26v1eacd87
  • SHA256 8f811332d0e544945e476e138519e2b9206838a984f3c20a347a358ede0570d3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryransomwareworm

Malware Config

Targets

    • Target
      2026-07-28_3974d6e80dcf4af3a9f168346d2856fa_elex_wannacry
    • Size 191KB
    • SHA256 8f811332d0e544945e476e138519e2b9206838a984f3c20a347a358ede0570d3
    • 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 (4848) files with added filename extension

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

      ransomware

    • Executes dropped EXE

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks