Overview

overview

10

Static

static

10

2026-08-15...ry.exe

windows10-2004-x64

10

2026-08-15...ry.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-08-15_8a02a78a36420abe9d80f3f8764f66b4_coinminer_elex_wannacry
  • Size 64KB
  • Sample260815-xt4dsssyhw
  • SHA256 dd67e920a49384e50c28c18008f4f6bad1dafd68b66cd27cd1fda8943f609422
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
cosmudiscoveryransomwareupxworm

Malware Config

Targets

    • Target
      2026-08-15_8a02a78a36420abe9d80f3f8764f66b4_coinminer_elex_wannacry
    • Size 64KB
    • SHA256 dd67e920a49384e50c28c18008f4f6bad1dafd68b66cd27cd1fda8943f609422
    • 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 (4958) 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)

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks