Overview

overview

7

Static

static

3

2026-05-27...ry.exe

windows10-2004-x64

7

2026-05-27...ry.exe

windows11-21h2-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    27/05/2026, 04:39

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General

  • Target
    2026-05-27_bce9b01aa3899615497addc434a534d7_elex_glassworm_wannacry.exe
  • Size 89KB
  • Sample260527-e9yt5sfs5l
  • SHA256 e2dba895a57b5160e751febaff23e9a1116d249488a9b1f26892f3dcd59c4a08
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discoverypersistence

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 5 IoCs
    persistence
  • Drops file in System32 directory 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Modifies registry class 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-27_bce9b01aa3899615497addc434a534d7_elex_glassworm_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-27_bce9b01aa3899615497addc434a534d7_elex_glassworm_wannacry.exe"
    1⤵
    • Modifies system executable filetype association
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4160
    • C:\Windows\system\rundll32.exe
      C:\Windows\system\rundll32.exe
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:2720

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        notepad¢¬.exe
        • Path C:\Windows\SysWOW64\notepad¢¬.exe
        • Size 95KB
        • SHA256 ab554468333f5894d0e4698655a6ecf1cc1fa40ce292087bf6a4b7564aa6110e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        rundll32.exe
        • Path C:\Windows\System\rundll32.exe
        • Size 93KB
        • SHA256 84d1298a4c848615d14ba218ae703bc2bf64831e1c11512b4588e0184386d4bf
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2720-13-0x000000000040B000-0x000000000040C000-memory.dmp
        Download

        memory/2720-16-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4160-0-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4160-14-0x0000000000400000-0x0000000000415000-memory.dmp
        Download

        memory/4160-15-0x0000000000400000-0x0000000000415000-memory.dmp
        Download