Overview

overview

10

Static

static

10

2026-10-20...ry.exe

windows10-2004-x64

10

2026-10-20...ry.exe

windows11-ltsc_2024-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    2026-10-20_3b94d641a961b2be4dc91cbba44882a4_elex_wannacry
  • Size 72KB
  • Sample261020-jmtdcsa12q
  • SHA256 90c0205e41c154583374ffa18fdca5b44979bf4710122ebdee6d2619ddce4456
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryransomwareworm

Malware Config

Targets

    • Target
      2026-10-20_3b94d641a961b2be4dc91cbba44882a4_elex_wannacry
    • Size 72KB
    • SHA256 90c0205e41c154583374ffa18fdca5b44979bf4710122ebdee6d2619ddce4456
    • 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 (5124) 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