bf8d0a327ac9e03447489fa403c934cb0a5935e06e8fe6bc1b7be4f5fb838fa4

Analysis

max time kernel
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260618-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/06/2026, 10:19

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General

Target
2026-06-27_08f83036c3f59dfde57bf48f2170ba0a_elex_wannacry.exe
Size 32.9MB
Sample260629-mczdeaax5x
SHA256 bf8d0a327ac9e03447489fa403c934cb0a5935e06e8fe6bc1b7be4f5fb838fa4
MD5 08f83036c3f59dfde57bf48f2170ba0a
SHA1 91092c913f3c561fc192c8a477103d975f106d7f
SHA512 e93f5e574b7e03b6a28f4ee0c55022212ec4a9857f9025e8a8236edca9af7ef28fcfdd4b8f317e1d65d78620fecc10a8f77ac7867142deacb1bc2ebe1c78c084
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNl:jw
TLSH
T16C77D5D3064F63852E0BE3B8D12B2774DED01BCAC579300E655F878D48A32B9591AEDE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1380	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\Microsoft Shared D\lsass.exe	2026-06-27_08f83036c3f59dfde57bf48f2170ba0a_elex_wannacry.exe
File created	C:\Program Files\Common Files\Microsoft Shared D\lsass.exe	2026-06-27_08f83036c3f59dfde57bf48f2170ba0a_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2524	1380	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	2026-06-27_08f83036c3f59dfde57bf48f2170ba0a_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
488	2026-06-27_08f83036c3f59dfde57bf48f2170ba0a_elex_wannacry.exe
1380	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 488 wrote to memory of 1380	488	2026-06-27_08f83036c3f59dfde57bf48f2170ba0a_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-06-27_08f83036c3f59dfde57bf48f2170ba0a_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-27_08f83036c3f59dfde57bf48f2170ba0a_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:488
- C:\Program Files\Common Files\Microsoft Shared D\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1380
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1380 -s 472
    3⤵
    - Program crash
    PID:2524

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1380 -ip 1380
1⤵
PID:2588

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

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Downloads

lsass.exe

Path C:\Program Files\Common Files\Microsoft Shared D\lsass.exe
Size 47.6MB
SHA256 195efb97c61e1c5fdda354c58ad56d794c7382332ac70c2cf1a3ccc50235e3de
MD5 55605054e331482e3101e1cfcccb4eb4
SHA1 90ce755551c6820173da527b98309673d76709df
SHA512 c6008d3acc9c965ff18fffc2cc34c0ae59a12983237b53987b5d6131dbe285c0342d857add82c3edcc74f2e46c06fa5c369198bf5695e0ece3918926186c0b85
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN6:j/
TLSH
T1F4B7CA974A5E26852E2BE6FCD53F633CCAC017D9C025220DD92FC2491453E696C1EEAF
MD5 SHA1 SHA512 SSDEEP TLSH

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