816b8460374e9bdba41bf7356779fad2161f572324d27ba34dd847b4702b5fa1

Analysis

max time kernel
150s
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, 03:41

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General

Target
2026-08-17_13e33a72dda5fd19f30b5b1e7f07475e_elex_wannacry.exe
Size 27.5MB
Sample260818-d876rawxa1
SHA256 816b8460374e9bdba41bf7356779fad2161f572324d27ba34dd847b4702b5fa1
MD5 13e33a72dda5fd19f30b5b1e7f07475e
SHA1 8f76ba44501cd1a5f96ba3b37d8d093dd0548967
SHA512 0864822b4cb4815c48168f84a66e77162b808508b4addf2b9bbc2b89fb3510c8bf9d609e797e38265d90ca1fa848ea70b297aa64b3407b39cb10ccc65fdd38cd
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNa:j1
TLSH
T1FA57C723F9B2AB2F2A157DCCEEE88083369954059F30D5B1C81D1757AE74478A2F316E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5872	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared J\lsass.exe	2026-08-17_13e33a72dda5fd19f30b5b1e7f07475e_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared J\lsass.exe	2026-08-17_13e33a72dda5fd19f30b5b1e7f07475e_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3896	5872	WerFault.exe	89

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_13e33a72dda5fd19f30b5b1e7f07475e_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4400	2026-08-17_13e33a72dda5fd19f30b5b1e7f07475e_elex_wannacry.exe
5872	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4400 wrote to memory of 5872	4400	2026-08-17_13e33a72dda5fd19f30b5b1e7f07475e_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-17_13e33a72dda5fd19f30b5b1e7f07475e_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-17_13e33a72dda5fd19f30b5b1e7f07475e_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:4400
- C:\Program Files\Common Files\Microsoft Shared J\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:5872
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5872 -s 472
    3⤵
    - Program crash
    PID:3896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5872 -ip 5872
1⤵
PID:2100

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 J\lsass.exe
Size 39.1MB
SHA256 aceeb56ed5de3476d4c7ff06691ad066697f5097b454cdee8f1fcacd4f0ed86a
MD5 4fc4d20ec7d4147101436d4a36fab375
SHA1 0733d028376694d65e9cacaea89071e27e31d170
SHA512 10653a3d0835168504c0e1428d7baa147d60e813b8857b6d2f1cc2f688772ba528876a363f22b7408d3fa94f62eea2da927948cf6f30d8e8adbd580620b72692
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN5:jY
TLSH
T1E9970A176D70B72E1035BD88AEED84023FC594065B30D8B2DC1D2F97EE754B9A6E213A
MD5 SHA1 SHA512 SSDEEP TLSH

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