fcc6c7eef1dd17f225744488752d4bd941338d0c246a255d1d0cb9e6756c4664

Analysis

max time kernel
149s
max time network
113s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
12/09/2026, 09:26

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General

Target
2026-09-11_6618d2ef61f13c2fc106fe7162d70cf5_elex_wannacry.exe
Size 10.1MB
Sample260912-lemlystbjc
SHA256 fcc6c7eef1dd17f225744488752d4bd941338d0c246a255d1d0cb9e6756c4664
MD5 6618d2ef61f13c2fc106fe7162d70cf5
SHA1 254936d1c0149eded0bccfda784f6233f0d48e8d
SHA512 a4c7e821f8e4d21f2a955423ba5bb24d32da409df405304d2e1541339e625ac44a4de2b99cd043abaa58635b918690b18265bc0b90deadbf1ea8c97ceb1f7a40
SSDEEP 24576:FikkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkV:F9
TLSH
T1ADB6740C654822CBADFA15B646F764F7031539931B2669027F20687C76FFEBA9208CDD
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5868	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared O\lsass.exe	2026-09-11_6618d2ef61f13c2fc106fe7162d70cf5_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared O\lsass.exe	2026-09-11_6618d2ef61f13c2fc106fe7162d70cf5_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	5868	WerFault.exe	86

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

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-09-11_6618d2ef61f13c2fc106fe7162d70cf5_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2432	2026-09-11_6618d2ef61f13c2fc106fe7162d70cf5_elex_wannacry.exe
5868	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2432 wrote to memory of 5868	2432	2026-09-11_6618d2ef61f13c2fc106fe7162d70cf5_elex_wannacry.exe	86

C:\Users\Admin\AppData\Local\Temp\2026-09-11_6618d2ef61f13c2fc106fe7162d70cf5_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-11_6618d2ef61f13c2fc106fe7162d70cf5_elex_wannacry.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2432
- C:\Program Files\Common Files\Microsoft Shared O\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:5868
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5868 -s 476
    3⤵
    - Program crash
    PID:2756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 5868 -ip 5868
1⤵
PID:4180

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

lsass.exe

Path C:\Program Files\Common Files\Microsoft Shared O\lsass.exe
Size 23.7MB
SHA256 f2fdabaab40ce4a0f651bae1f57fdefd6bc9a6038946e5cbc8dc524b4f38c167
MD5 a04d7506ad28c95a76395f59f308202e
SHA1 78137c092b0b26fdf5922fc8582952f10a16b46e
SHA512 4709c3fa2f2c3753b17e10f886b959e8c770238f9b6048506e7b33da31c9082c4e60dd5e50b4cbf35820ecc331ad226f3c04cacdaca93f2266986461169843c3
SSDEEP 24576:Fikkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk5:Fh
TLSH
T11447C7D64757A3A958EE59F342E9A5F7015410D92AC3C8839930C87A7AD3EE7E024CFC
MD5 SHA1 SHA512 SSDEEP TLSH

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