Overview

overview

10

Static

static

10

2026-09-05...ry.exe

windows10-2004-x64

10

2026-09-05...ry.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-09-05_ff95ad944092c2f6df8809fba6f5ad49_elex_wannacry
  • Size 50KB
  • Sample260905-3qq7ysgd99
  • SHA256 b92256865f9cc4772373877c84c862c00895127267b9531dd12f1d589dba6b7b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryransomwareworm

Malware Config

Targets

    • Target
      2026-09-05_ff95ad944092c2f6df8809fba6f5ad49_elex_wannacry
    • Size 50KB
    • SHA256 b92256865f9cc4772373877c84c862c00895127267b9531dd12f1d589dba6b7b
    • 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 (5198) 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