4fde6713eb687e0305822933d6211ade34fa5fc11e2500a6dfe53e1348c5884b

Analysis

max time kernel
149s
max time network
115s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
13/08/2026, 04:27

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General

Target
2026-08-13_813e8a76152a0f38e856c5eef4a41b69_elex_wannacry.exe
Size 17.7MB
Sample260813-e28dlszxav
SHA256 4fde6713eb687e0305822933d6211ade34fa5fc11e2500a6dfe53e1348c5884b
MD5 813e8a76152a0f38e856c5eef4a41b69
SHA1 1b956bad106afc13f7668ac9b1557e3bd5da2334
SHA512 fe6a269928513019f80f6a39cf346f7e054d6a6cce239b61b0ccce974c7b6eb623a4aa52ed99ea491a7094c253191b85ebe08cad6ca0c47d57ddf0ccdef991a0
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN/:j6
TLSH
T1BA175650079F724DDCC215F03C764A8E9BBAAFE8EA93AD7BAB091F4E64417350A1D04D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3996	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared F\lsass.exe	2026-08-13_813e8a76152a0f38e856c5eef4a41b69_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared F\lsass.exe	2026-08-13_813e8a76152a0f38e856c5eef4a41b69_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2352	3996	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	2026-08-13_813e8a76152a0f38e856c5eef4a41b69_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3328	2026-08-13_813e8a76152a0f38e856c5eef4a41b69_elex_wannacry.exe
3996	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3328 wrote to memory of 3996	3328	2026-08-13_813e8a76152a0f38e856c5eef4a41b69_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-13_813e8a76152a0f38e856c5eef4a41b69_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-13_813e8a76152a0f38e856c5eef4a41b69_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:3328
- C:\Program Files\Common Files\Microsoft Shared F\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3996
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3996 -s 472
    3⤵
    - Program crash
    PID:2352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3996 -ip 3996
1⤵
PID:5580

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 F\lsass.exe
Size 31.8MB
SHA256 18154c3ed78f826a013966d97eb167a036d755bb220cfdf3e2a08bbc597186c0
MD5 189d900fb0d67e239273bd63653522e4
SHA1 47aee74b179b9055e5cbde6f6ab2134016016883
SHA512 95874399a142191feda00647b866e8f5e0ec9ddffb0bd0b9f9b2a7ec28b7d096827feca7345accb221e87588abddb0184f45cee53e2aa1923a527670cf4245a4
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNE:jX
TLSH
T15C77A780454AB31A9EC256E51C305BCF9F9D6A78EBE2AC97FF042F0F26506B44D5E01E
MD5 SHA1 SHA512 SSDEEP TLSH

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