Overview

overview

10

Static

static

10

2026-05-09...ry.exe

windows10-2004-x64

10

2026-05-09...ry.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    2026-05-09_dfba099ca0cf5dbe827c36b2cd5eba89_coinminer_elex_wannacry
  • Size 861KB
  • Sample260509-2splgahs3j
  • SHA256 2320d6362f0ed2a6c9fd614b7a3c78714bc242fe23a19743956731bba6695bc9
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryransomwareupxworm

Malware Config

Targets

    • Target
      2026-05-09_dfba099ca0cf5dbe827c36b2cd5eba89_coinminer_elex_wannacry
    • Size 861KB
    • SHA256 2320d6362f0ed2a6c9fd614b7a3c78714bc242fe23a19743956731bba6695bc9
    • 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 (2515) 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)

    • Drops startup file

    • Suspicious use of SetThreadContext

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks