90165c1d554115c01db668ea00aa2422eb9d913fb8f2ce60e31a6fa0fe602dba

Analysis

max time kernel
149s
max time network
127s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/08/2026, 20:39

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General

Target
2026-08-15_6c395cf54c6cf6cbf6d86e60ba026f2f_elex_wannacry.exe
Size 18.1MB
Sample260815-zfdbkatbqa
SHA256 90165c1d554115c01db668ea00aa2422eb9d913fb8f2ce60e31a6fa0fe602dba
MD5 6c395cf54c6cf6cbf6d86e60ba026f2f
SHA1 0d75c06e54272fb42d726c04743b910abf1002d0
SHA512 f967a5901e315b1468209610cc659ee919ea867b9e33516fa79240970f91b2aeead931e3c1a990f93eb41d8aa74386eb8ea1f9d076707b4f928f031a9b1f7521
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNr:j8
TLSH
T1BC17757A4D9CDA4115CA86CACC1221E83FF54C63CEAEC0F7E6216C16B8F9252FD6D446
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2484	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared W\lsass.exe	2026-08-15_6c395cf54c6cf6cbf6d86e60ba026f2f_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared W\lsass.exe	2026-08-15_6c395cf54c6cf6cbf6d86e60ba026f2f_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4328	2484	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	2026-08-15_6c395cf54c6cf6cbf6d86e60ba026f2f_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2644	2026-08-15_6c395cf54c6cf6cbf6d86e60ba026f2f_elex_wannacry.exe
2484	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2484	2644	2026-08-15_6c395cf54c6cf6cbf6d86e60ba026f2f_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-15_6c395cf54c6cf6cbf6d86e60ba026f2f_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-15_6c395cf54c6cf6cbf6d86e60ba026f2f_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:2644
- C:\Program Files\Common Files\Microsoft Shared W\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2484
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2484 -s 472
    3⤵
    - Program crash
    PID:4328

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2484 -ip 2484
1⤵
PID:2984

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 W\lsass.exe
Size 31.8MB
SHA256 9c78f3d84c0e4b1f6ffcd20cf21d9441c1f2bba021af6fab084fab0b352cd434
MD5 52f7debd3fef1a55da34a68223f31d5d
SHA1 60c07650c63e88bae310d7255957a1a896fbbea2
SHA512 60a2158b51a43ee0a7ea97438ed0f878a968758a13314b388714fcb124d7f6ccb0177d28fb11c706b72c90a6ba3aea58e249cb9041188a7269d8464b3877eadf
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNO:jL
TLSH
T1087785F50E95D74330CA479BCC024588E9E44972CDEB90F7F2992C2DBEE92536D1E886
MD5 SHA1 SHA512 SSDEEP TLSH

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