Overview

overview

10

Static

static

10

2026-10-13...ry.exe

windows10-2004-x64

10

2026-10-13...ry.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-10-13_bd6718da0ff6b2d1f49c2e8e4bf273a1_coinminer_elex_wannacry
  • Size 1.6MB
  • Sample261014-hypzmsxz2j
  • SHA256 6e3ad9e1efa29e61253d52909498de99f22ccd42f7d0e629dbc1429a14f3806d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryexecutionpersistenceprivilege_escalationransomwareupxworm

Malware Config

Targets

    • Target
      2026-10-13_bd6718da0ff6b2d1f49c2e8e4bf273a1_coinminer_elex_wannacry
    • Size 1.6MB
    • SHA256 6e3ad9e1efa29e61253d52909498de99f22ccd42f7d0e629dbc1429a14f3806d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryexecutioncosmupersistenceprivilege_escalationransomwareupxworm

    • Detects Cosmu payload

      Cosmu is a worm written in C++.

    • Family: Cosmu

      Cosmu is a Windows worm written in C++.

      wormcosmu

    • Renames multiple (1685) 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)

    • 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