5faafff5218646dd55d5937d363cbd7c469c6cd85941531efdf465c4f685455a

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
08/08/2026, 00:29

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General

Target
2026-08-07_e99275ae773cfccd58babec615932e35_elex_wannacry.exe
Size 20.3MB
Sample260808-asy2csag89
SHA256 5faafff5218646dd55d5937d363cbd7c469c6cd85941531efdf465c4f685455a
MD5 e99275ae773cfccd58babec615932e35
SHA1 1c6a9134eead634c196338374c5b48a35a6f19cc
SHA512 0eb69f94e3791e3ddd4e29d8526c7f0dfd0aac11011efff27a1ba195d1e8bb8d1a8ae35f0c76b7509adaee9dad22459fb5563a437ca0ca5cbedeacb4e6b88e02
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZE:E
TLSH
T19227844719C7C639B1A2EC3CA5B9909F7AFE27411E6C3625342341C8B896FBF4748C5A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1924	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared Y\lsass.exe	2026-08-07_e99275ae773cfccd58babec615932e35_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared Y\lsass.exe	2026-08-07_e99275ae773cfccd58babec615932e35_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3744	1924	WerFault.exe	85

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	2026-08-07_e99275ae773cfccd58babec615932e35_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2960	2026-08-07_e99275ae773cfccd58babec615932e35_elex_wannacry.exe
1924	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2960 wrote to memory of 1924	2960	2026-08-07_e99275ae773cfccd58babec615932e35_elex_wannacry.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-08-07_e99275ae773cfccd58babec615932e35_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-07_e99275ae773cfccd58babec615932e35_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:2960
- C:\Program Files\Common Files\Microsoft Shared Y\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1924 -s 220
    3⤵
    - Program crash
    PID:3744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1924 -ip 1924
1⤵
PID:3924

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 Y\lsass.exe
Size 32.6MB
SHA256 4127905efad5f1da83b24f3b47ebf5c5cf6291b44411bf6d545dbc24cc5b7489
MD5 7a5ec2918b7fddaf0b83f963e62464e5
SHA1 623a12a43062be0020fccf0f21727606a066afa0
SHA512 2dee19c4e6fc4d22a17b594cd919ca11f582b7e392e6677004c9f4e12f304af273cd7470464ad9eee76157a733b9b1865f274f1cfdba3df462a7c3ed70617865
SSDEEP 786432:XttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttttV:XttttttttttttttttttttttttttttttV
TLSH
T10677EA8705EB476971A35CF8C89864DAB5DF33452E1C3716367B40983A8BEBA9F08C17
MD5 SHA1 SHA512 SSDEEP TLSH

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