Overview

overview

10

Static

static

10

2026-05-24...ry.exe

windows10-2004-x64

10

2026-05-24...ry.exe

windows11-21h2-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    2026-05-24_0020088cb892d1ad5bcd3e861520e297_elex_wannacry
  • Size 61KB
  • Sample260524-pl6j7act4k
  • SHA256 79c3a2ca5eba9cc0fe2f8bb6916f7aa4ac2f00b17bfa3176793d28b99d432b61
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
servstartbackdoordefense_evasiondiscovery

Malware Config

Targets

    • Target
      2026-05-24_0020088cb892d1ad5bcd3e861520e297_elex_wannacry
    • Size 61KB
    • SHA256 79c3a2ca5eba9cc0fe2f8bb6916f7aa4ac2f00b17bfa3176793d28b99d432b61
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    backdoordefense_evasiondiscoveryservstart

    • Detects ServStart payload

    • Family: ServStart

      ServStart is a backdoor written in C.

      backdoorservstart

    • Detects Windows executables referencing non-Windows User-Agents

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

      defense_evasion

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks