Overview

overview

10

Static

static

10

2026-05-28...ry.exe

windows10-2004-x64

10

2026-05-28...ry.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    2026-05-28_b02b3bd800b2d200884e504636f017da_elex_wannacry
  • Size 72KB
  • Sample260528-s19ryaew6z
  • SHA256 49c77e9dd970f7851815829f7f518c0e7e44922597731bb5ae9c272d01bf41c2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
stormserdiscoverypersistenceupxworm

Malware Config

Targets

    • Target
      2026-05-28_b02b3bd800b2d200884e504636f017da_elex_wannacry
    • Size 72KB
    • SHA256 49c77e9dd970f7851815829f7f518c0e7e44922597731bb5ae9c272d01bf41c2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoverystormserpersistenceupxworm

    • Detects Stormser aka Storm DDoS and StormAttack

    • Family: Stormser, StormDDoS, StormAttack, Stormer

      Stormser aka StormDDoS, StormAttack, and Stormer is a Windows worm written in C++.

      wormstormser
    • Custom signature

      UPX dump on OEP (original entry point)

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

      persistence

    • Executes dropped EXE

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks