Overview

overview

10

Static

static

10

2026-10-28...ry.exe

windows10-2004-x64

10

2026-10-28...ry.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-10-28_fd6bdd633ea248aa6934f8d3f22d7232_coinminer_elex_wannacry
  • Size 1.7MB
  • Sample261028-fxr2haav3m
  • SHA256 5e1730fda91932609447a2d8413c85cf3de9e442c88058251ccbfe1588802a4d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryexecutionpersistenceprivilege_escalationupxworm

Malware Config

Targets

    • Target
      2026-10-28_fd6bdd633ea248aa6934f8d3f22d7232_coinminer_elex_wannacry
    • Size 1.7MB
    • SHA256 5e1730fda91932609447a2d8413c85cf3de9e442c88058251ccbfe1588802a4d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryexecutioncosmupersistenceprivilege_escalationupxworm

    • Detects Cosmu payload

      Cosmu is a worm written in C++.

    • Family: Cosmu

      Cosmu is a Windows worm written in C++.

      wormcosmu
    • Custom signature

      UPX dump on OEP (original entry point)

    • Creates a file in the Startup directory

      A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

      persistenceprivilege_escalation

    • 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