4c613b4ded8600129cd34848f34f5173b6a5b67401ae667b24b349f4229acc78

Analysis

max time kernel
151s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
19/08/2026, 14:58

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General

Target
2026-08-19_986756dd7aca380c93a15006b71060ce_elex_wannacry.exe
Size 29.3MB
Sample260819-scftyswhld
SHA256 4c613b4ded8600129cd34848f34f5173b6a5b67401ae667b24b349f4229acc78
MD5 986756dd7aca380c93a15006b71060ce
SHA1 7e4a99e6c179d1db6d98906b872e2099afdbb767
SHA512 c6caec9edd20c3433ca107dfbe82abb7c1a1776187500ffec3a74b4934a56b9af7aeb51a498e5c9a39e2b9ca67d1aff8ef4949361e4b4bc60b2654eb85a0f27e
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNf:jW
TLSH
T18E67C874942156E1EAA92E392DA9F8EB476754F114C0F36029BBC2FDA550F64F32BC0C
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2784	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	2026-08-19_986756dd7aca380c93a15006b71060ce_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared Y\lsass.exe	2026-08-19_986756dd7aca380c93a15006b71060ce_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2360	2784	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	2026-08-19_986756dd7aca380c93a15006b71060ce_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5824	2026-08-19_986756dd7aca380c93a15006b71060ce_elex_wannacry.exe
2784	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5824 wrote to memory of 2784	5824	2026-08-19_986756dd7aca380c93a15006b71060ce_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-19_986756dd7aca380c93a15006b71060ce_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-19_986756dd7aca380c93a15006b71060ce_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:5824
- 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:2784
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2784 -s 472
    3⤵
    - Program crash
    PID:2360

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2784 -ip 2784
1⤵
PID:4516

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 42.6MB
SHA256 c3277003479daa8719f5b16b3a8455dfabbd2a692791697182d04d2baeb25c72
MD5 efeff08f6bf464fef48ce033326c6d66
SHA1 c34cb253595fc3ac3f3db053fa4eb1d1656d28e3
SHA512 86525d0d7f15dc284adc8b2acc576122f3e8c35e5e6ada3c51e0537d17f7dc993db7030b7fcb4eef107997ef251438d511cb3749d0336bb83bc981d40d6583ab
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNy:jx
TLSH
T1E3A7E770A16047AADAA45B39AD58F8F623AB54F218806350243FC4FEF692D34F717D6C
MD5 SHA1 SHA512 SSDEEP TLSH

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