343156c50f710f52be986de566dee7d2a12cc908d4f4570db2d451bfae6f4085

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
24/08/2026, 04:28

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General

Target
2026-08-23_97d207423228978b7a9de5374fb8f581_elex_wannacry.exe
Size 9.2MB
Sample260824-e3spjsshkf
SHA256 343156c50f710f52be986de566dee7d2a12cc908d4f4570db2d451bfae6f4085
MD5 97d207423228978b7a9de5374fb8f581
SHA1 776e1d65915faa970cd832fcfa524cd83f6b1f5c
SHA512 f2ae2d168894eb98ec853098c901f7081c086d709a041398a49dc59f9f457dec24e35348553d0f87ad766ec6af30629e74a12331615f91e433f1c5c5d16f5f31
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNu:j1
TLSH
T126A6B81B0E42A407C8B359168F2DB7FF8646DC4F9D6B2854FAB721704EE208D71A479B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2360	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared K\lsass.exe	2026-08-23_97d207423228978b7a9de5374fb8f581_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared K\lsass.exe	2026-08-23_97d207423228978b7a9de5374fb8f581_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3436	2360	WerFault.exe	88

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	2026-08-23_97d207423228978b7a9de5374fb8f581_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4284	2026-08-23_97d207423228978b7a9de5374fb8f581_elex_wannacry.exe
2360	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4284 wrote to memory of 2360	4284	2026-08-23_97d207423228978b7a9de5374fb8f581_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-23_97d207423228978b7a9de5374fb8f581_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-23_97d207423228978b7a9de5374fb8f581_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:4284
- C:\Program Files\Common Files\Microsoft Shared K\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2360 -s 472
    3⤵
    - Program crash
    PID:3436

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2360 -ip 2360
1⤵
PID:3116

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 K\lsass.exe
Size 22.0MB
SHA256 29768b55a7efb07c8c47e3dccb018899f696759d07e3cd064b7d117054c4abf9
MD5 c13841e7c825acebb41c6e6ec8a79864
SHA1 66f55795f090aaf174a50860b77b5b88e3036112
SHA512 054da4155b2b8ea95c00a6eb8c389bd140d9c6742bc78555c58d171abba0a6ee39fc48e5c99b541e5938d72ca0d4dca2983a452dfdd697dec857a3aef9eaad66
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNJ:jE
TLSH
T1B937F9AF0E072F39F41B93814A04B5CFB18E9E12A5F0651EDDB96261AC9570C7C68F2D
MD5 SHA1 SHA512 SSDEEP TLSH

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