1489b76758d42af34b4345e9b93e97d0dd1f0ab887a42aa6c5c0398475c05100

Analysis

max time kernel
150s
max time network
128s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
19/08/2026, 02:00

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General

Target
2026-08-19_347d72d807e02057139c0c2c7916d616_elex_wannacry.exe
Size 16.5MB
Sample260819-ce9l2scl2v
SHA256 1489b76758d42af34b4345e9b93e97d0dd1f0ab887a42aa6c5c0398475c05100
MD5 347d72d807e02057139c0c2c7916d616
SHA1 7efe7a779456a56e20317f43c1484f44e95d8933
SHA512 810afae1d31d4b4fce3810dfd2e05ef8c59864487070fcc1da2d831ecb318fd3b292b309de59da54967c360ac9638b5b5546566cdc22aa0a78238bc42b41d5aa
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZP:P
TLSH
T1590721F248A3CE54BE6198A08FE95CFD32A2E578DF2452E826E1C66554F3C29370C771
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 created	C:\Program Files\Common Files\Microsoft Shared R\lsass.exe	2026-08-19_347d72d807e02057139c0c2c7916d616_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared R\lsass.exe	2026-08-19_347d72d807e02057139c0c2c7916d616_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3748	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	lsass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-19_347d72d807e02057139c0c2c7916d616_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1240	2026-08-19_347d72d807e02057139c0c2c7916d616_elex_wannacry.exe
1380	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1240 wrote to memory of 1380	1240	2026-08-19_347d72d807e02057139c0c2c7916d616_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-19_347d72d807e02057139c0c2c7916d616_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-19_347d72d807e02057139c0c2c7916d616_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:1240
- C:\Program Files\Common Files\Microsoft Shared R\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 468
    3⤵
    - Program crash
    PID:3748

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1380 -ip 1380
1⤵
PID:3680

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 R\lsass.exe
Size 29.9MB
SHA256 5ed07abb0553044a300654c67196935c84844944c0daffc049531352f50598e2
MD5 72f5e9cae7e7a0464b526471cea1d6b5
SHA1 ff27cb0959b6b141ab47a1b3a410567f500f71cc
SHA512 e38d10fb2cb38009cbbf8277ec9744eb8974b0b3554b65ec79ec4f71c60617d63135887228dfeef15dfeee2ce1f3ac783999f6bac3725571ba9ccfe454d16195
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ6:6
TLSH
T1B667C6F34471DDACAEA42991CFEA88BC2143E114EE7442F517F0C72A19E64DA771D2B2
MD5 SHA1 SHA512 SSDEEP TLSH

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