404af1ed37443b3d7a78322f37bae7b84dfe0455d62231289c7bc36277778af9

Analysis

max time kernel
149s
max time network
127s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
18/08/2026, 03:28

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-08-17_40d835c4c8334afa965197dab653921c_elex_wannacry.exe
Size 31.0MB
Sample260818-d1rtssvfrg
SHA256 404af1ed37443b3d7a78322f37bae7b84dfe0455d62231289c7bc36277778af9
MD5 40d835c4c8334afa965197dab653921c
SHA1 f81375833dd1d2d346b43c1c93f960c3279b7cb7
SHA512 15720ea082293667d5db8eaa328e4ce7efecc730faa8eb840e2d2a00d40791108f8405d930e277e9322f30d35580ecfe83187e0b518fbaa81db74b1ac000cce7
SSDEEP 768:zLPJznj7IMhrDTShWqgzgzgzgzgzgzgzgzgzgzgzgzgzgzgzgzgzgzgzgzgzgzgr:XxD7OhE
TLSH
T17E67FB4DF86B3D744CEE7A1DD9672DCA2008A631AA816ECFE436D874B9F5805CD012B7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4644	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared Q\lsass.exe	2026-08-17_40d835c4c8334afa965197dab653921c_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared Q\lsass.exe	2026-08-17_40d835c4c8334afa965197dab653921c_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4744	4644	WerFault.exe	90

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	2026-08-17_40d835c4c8334afa965197dab653921c_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4412	2026-08-17_40d835c4c8334afa965197dab653921c_elex_wannacry.exe
4644	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4412 wrote to memory of 4644	4412	2026-08-17_40d835c4c8334afa965197dab653921c_elex_wannacry.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-08-17_40d835c4c8334afa965197dab653921c_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-17_40d835c4c8334afa965197dab653921c_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:4412
- C:\Program Files\Common Files\Microsoft Shared Q\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4644 -s 468
    3⤵
    - Program crash
    PID:4744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4644 -ip 4644
1⤵
PID:2072

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

Loading Replay Monitor...

Downloads

lsass.exe

Path C:\Program Files\Common Files\Microsoft Shared Q\lsass.exe
Size 45.5MB
SHA256 e77a97621b7e23766da34abc99103a8bbecfc1886db663a7795eaaf298e84ca0
MD5 d2051b6f0ff62cc6760f2d2f6c46a660
SHA1 49769fc913761bdc8be47147b3c511c45d00a5e9
SHA512 21987cc963901a8b66766ebba3a673f11beac03c5c9f8a1b2cb1810db066c710112d412513f8bccbfc3172324335a8f205536d1844ff297734ea3d6de2a2efcc
SSDEEP 6144:XxGhRLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLd:WD
TLSH
T18DA7D882BD9BBDB41CF9F57E89272E59A2185620A6C45FC7A53ED4743ED8C12CC102E3
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download