a312f7380085e6068d1c537c35a68f94315ef7ebeb994bccb83bba5631573868

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
10/09/2026, 01:46

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General

Target
2026-09-08_f03f308197fcabf825074e7b6bc20af1_elex_wannacry.exe
Size 23.8MB
Sample260910-b7d56scm5s
SHA256 a312f7380085e6068d1c537c35a68f94315ef7ebeb994bccb83bba5631573868
MD5 f03f308197fcabf825074e7b6bc20af1
SHA1 47d3a25d31f63ef90b028085c3da1e6a0d9d4ac5
SHA512 555b45679036e658bc685793ea796d51612339a509093a2bac01ba9db68dff42074e78db174d64e72d356eb84e887eb5e845e1bba13039c266f4dc66595ddffe
SSDEEP 98304:DjQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQz:O
TLSH
T17847D809E9837533F406C9EB294F5A5B8A59EF9402CEA26EEC98634E43036F17453F53
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1392	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared I\lsass.exe	2026-09-08_f03f308197fcabf825074e7b6bc20af1_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared I\lsass.exe	2026-09-08_f03f308197fcabf825074e7b6bc20af1_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
6028	1392	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	2026-09-08_f03f308197fcabf825074e7b6bc20af1_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1052	2026-09-08_f03f308197fcabf825074e7b6bc20af1_elex_wannacry.exe
1392	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1052 wrote to memory of 1392	1052	2026-09-08_f03f308197fcabf825074e7b6bc20af1_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-09-08_f03f308197fcabf825074e7b6bc20af1_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-08_f03f308197fcabf825074e7b6bc20af1_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:1052
- C:\Program Files\Common Files\Microsoft Shared I\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1392 -s 468
    3⤵
    - Program crash
    PID:6028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1392 -ip 1392
1⤵
PID:4640

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 I\lsass.exe
Size 38.4MB
SHA256 d38874298bd7e9898a03980ad5bb88ab62404eea0e69c73a0aa21d94de4e8837
MD5 cf7bc52e06c6797965e2149854cb5d4d
SHA1 d5d95a7330169f34fb6cf2ba9025768f49161fba
SHA512 c0ae5013e31c021dd507c7f2029484e349a500d6c4eff838ddde8a5413d8f15b309d49d6e0ba39c52dbfe4fc7a1ef74c03c691d3da91ad572cdd2e7a3c23c761
SSDEEP 98304:DjQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQB:Q
TLSH
T1BF97F9D92883B431E921CF960BA76C2F06149F5076CDA229F8B4E79D42159F93CD3BD2
MD5 SHA1 SHA512 SSDEEP TLSH

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