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

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General

  • Target
    2026-07-28_c1002545eaf706be041136c7c270e1a5_elex_wannacry
  • Size 121KB
  • Sample260728-13qqvacb42
  • SHA256 73876d3df6fd78117282b4ef7a9fc5455253e4d6392db8ea23eb14ea2a35544b
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryransomwareworm

Malware Config

Targets

    • Target
      2026-07-28_c1002545eaf706be041136c7c270e1a5_elex_wannacry
    • Size 121KB
    • SHA256 73876d3df6fd78117282b4ef7a9fc5455253e4d6392db8ea23eb14ea2a35544b
    • 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 (4874) 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