Overview

overview

10

Static

static

10

2026-08-30...ry.exe

windows10-2004-x64

10

2026-08-30...ry.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-08-30_66e0e9ea9753b92e0b26eb501281c942_coinminer_elex_wannacry
  • Size 762KB
  • Sample260831-mc4m5astfx
  • SHA256 73c8cde9c9c332d0ed7f20d0815da1f42f4f7190f8b5ca0f76653860c9756bb3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryexecutionpersistenceprivilege_escalationupxworm

Malware Config

Targets

    • Target
      2026-08-30_66e0e9ea9753b92e0b26eb501281c942_coinminer_elex_wannacry
    • Size 762KB
    • SHA256 73c8cde9c9c332d0ed7f20d0815da1f42f4f7190f8b5ca0f76653860c9756bb3
    • 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

    • 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