f65441ede2cb0338810f4db82f01f0ec5d6712158c7c38a7a850639c874098f3

Analysis

max time kernel
149s
max time network
137s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
01/09/2026, 22:12

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General

Target
2026-09-01_05e1a6fe92b2fd9ca284f01ec15a7bc5_elex_wannacry.exe
Size 26.5MB
Sample260901-14rpjafa49
SHA256 f65441ede2cb0338810f4db82f01f0ec5d6712158c7c38a7a850639c874098f3
MD5 05e1a6fe92b2fd9ca284f01ec15a7bc5
SHA1 28f53b7063b52821d0aecdb8429642548c279b7a
SHA512 7001fc5654962c44fb2209ceaf3576f84f8ce2cfc491fbb6cefb61eafff942e3caf4a0aec70bbb5c815309df451b4ffa0ab8dd26608d8facc4c5681c0f26db36
SSDEEP 49152:9KGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGo:9a
TLSH
T1F457B706BC06AD6E460B997CEC8831CD32763847B6416F800B375CBEA97AB4D617E753
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3460	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared S\lsass.exe	2026-09-01_05e1a6fe92b2fd9ca284f01ec15a7bc5_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared S\lsass.exe	2026-09-01_05e1a6fe92b2fd9ca284f01ec15a7bc5_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2796	3460	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	2026-09-01_05e1a6fe92b2fd9ca284f01ec15a7bc5_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5460	2026-09-01_05e1a6fe92b2fd9ca284f01ec15a7bc5_elex_wannacry.exe
3460	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5460 wrote to memory of 3460	5460	2026-09-01_05e1a6fe92b2fd9ca284f01ec15a7bc5_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-09-01_05e1a6fe92b2fd9ca284f01ec15a7bc5_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-01_05e1a6fe92b2fd9ca284f01ec15a7bc5_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:5460
- C:\Program Files\Common Files\Microsoft Shared S\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3460
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3460 -s 472
    3⤵
    - Program crash
    PID:2796

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 3460 -ip 3460
1⤵
PID:3336

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 S\lsass.exe
Size 40.2MB
SHA256 19f13b1275e727ca184c98e31609389fee99252f054a2aa0eccf4c4b4c137dca
MD5 62c777342e71e530ef20ddf0273a6b7f
SHA1 751a372807a3db17bb7aa77739009060564b2932
SHA512 d74a4a1690bbe1f1919602958fb6e0d4a749bc2b7e0508de3663c75a2da0aff159a30cc4aadadca697ba8cc6f5bf79ac24ec3187f12cf8a3504b8a3e9601c7d3
SSDEEP 49152:9KGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGB:97
TLSH
T15897C805ED165E2C0A06D5BD7C84B1DE213F3D0B7384AF904B1948EADA6DB9D20EF762
MD5 SHA1 SHA512 SSDEEP TLSH

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