Overview

overview

10

Static

static

10

2026-09-24...ry.exe

windows10-2004-x64

10

2026-09-24...ry.exe

windows11-ltsc_2024-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    2026-09-24_5afb427dd220966b8b2aee6dc037bd9b_coinminer_elex_wannacry
  • Size 1.1MB
  • Sample260925-k37rcstcke
  • SHA256 8f554cbf9c4bc1cdba211a266e78be9881a1671b4c741ced0fa0d9c3260d5936
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryransomwareupxworm

Malware Config

Targets

    • Target
      2026-09-24_5afb427dd220966b8b2aee6dc037bd9b_coinminer_elex_wannacry
    • Size 1.1MB
    • SHA256 8f554cbf9c4bc1cdba211a266e78be9881a1671b4c741ced0fa0d9c3260d5936
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoverycosmuransomwareupxworm

    • Detects Cosmu payload

      Cosmu is a worm written in C++.

    • Family: Cosmu

      Cosmu is a Windows worm written in C++.

      wormcosmu

    • Renames multiple (4880) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • UPX dump on OEP (original entry point)

    • Executes dropped EXE

    • Drops file in System32 directory

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks