Overview

overview

10

Static

static

10

2026-04-16...ry.exe

windows10-2004-x64

10

2026-04-16...ry.exe

windows11-21h2-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    2026-04-16_9f9aa2c0cab0d352727a363ec262bf3a_cobalt-strike_elex_wannacry
  • Size 4.0MB
  • Sample260416-sdjbgaez2w
  • SHA256 b2a81803f81175bcc425dbf709f10fde555486f5182363c239a83e7b8abc4779
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryransomwareworm

Malware Config

Targets

    • Target
      2026-04-16_9f9aa2c0cab0d352727a363ec262bf3a_cobalt-strike_elex_wannacry
    • Size 4.0MB
    • SHA256 b2a81803f81175bcc425dbf709f10fde555486f5182363c239a83e7b8abc4779
    • 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 (681) 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