5faafff5218646dd55d5937d363cbd7c469c6cd85941531efdf465c4f685455a

Analysis

max time kernel
150s
max time network
140s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-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
1616	lsass.exe

Drops file in Program Files directory 2 IoCs

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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4216	1616	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	2026-08-07_e99275ae773cfccd58babec615932e35_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4680	2026-08-07_e99275ae773cfccd58babec615932e35_elex_wannacry.exe
1616	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4680 wrote to memory of 1616	4680	2026-08-07_e99275ae773cfccd58babec615932e35_elex_wannacry.exe	89

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:4680
- C:\Program Files\Common Files\Microsoft Shared F\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 468
    3⤵
    - Program crash
    PID:4216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 1616 -ip 1616
1⤵
PID:4184

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 F\lsass.exe
Size 34.7MB
SHA256 02da51b4bfb9361326b8599e712d73c6083a148911fd08e47e10c22093bc6877
MD5 a324999751ab2caf1df24d45f00d280a
SHA1 feb087d2fbc5d3db72eb1bcf3af4037325ba66f0
SHA512 1983b1dcf94d177d01d92bae7b91c72dffa082369f40fdf5dbbba85d0c981b2fd9245c1df7bb5cf63e9337891f1918bf85d7f4f1e5879bd8da475f95113ffb71
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZo:o
TLSH
T18B87D787659BCA7FA2C019BCFAB6805EEBF511696A1C273E203640CC75D127F5688CDC
MD5 SHA1 SHA512 SSDEEP TLSH

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