Overview

overview

10

Static

static

10

2026-08-08...ry.exe

windows10-2004-x64

10

2026-08-08...ry.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-08-08_8a3a6a63a57ee3cf1e51ad835f789101_elex_wannacry
  • Size 372KB
  • Sample260808-nsp1cazwbv
  • SHA256 81b8f92dd21765b474e668f2cf1818dfb98488f2eff1eb82ee025eb6e1e0a5f0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryransomwareworm

Malware Config

Targets

    • Target
      2026-08-08_8a3a6a63a57ee3cf1e51ad835f789101_elex_wannacry
    • Size 372KB
    • SHA256 81b8f92dd21765b474e668f2cf1818dfb98488f2eff1eb82ee025eb6e1e0a5f0
    • 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 (3746) 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