e3685481c0025568a859921fce9da7f6099c6cf6a44c3eaab2f30a1c6f424463

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
25/08/2026, 09:20

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General

Target
2026-08-24_7fbda2fbfe0a3c32579fc14ec5629531_elex_wannacry.exe
Size 38.9MB
Sample260825-la9wpazbre
SHA256 e3685481c0025568a859921fce9da7f6099c6cf6a44c3eaab2f30a1c6f424463
MD5 7fbda2fbfe0a3c32579fc14ec5629531
SHA1 aa0f703060702941b81fa5672d802d9a674d6eeb
SHA512 55035390094f2dd72d1e04d3a22e070c8b5702fffe5748ac833010910a3a618d9e5e8a8a23fac6e67cf4f1885fffa1e06ae9b2779b0aa1501fba8520c02976d1
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBy:EA
TLSH
T1D997092751F2F8BA922742EA304846765A87190C17FE23B9013335AEDDB3BC5561EBF1
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3408	lsass.exe

Executes dropped EXE 1 IoCs

pid	Process
3408	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared C\lsass.exe	2026-08-24_7fbda2fbfe0a3c32579fc14ec5629531_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared C\lsass.exe	2026-08-24_7fbda2fbfe0a3c32579fc14ec5629531_elex_wannacry.exe

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	2026-08-24_7fbda2fbfe0a3c32579fc14ec5629531_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1492	2026-08-24_7fbda2fbfe0a3c32579fc14ec5629531_elex_wannacry.exe
3408	lsass.exe
3408	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 3408	1492	2026-08-24_7fbda2fbfe0a3c32579fc14ec5629531_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-24_7fbda2fbfe0a3c32579fc14ec5629531_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-24_7fbda2fbfe0a3c32579fc14ec5629531_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:1492
- C:\Program Files\Common Files\Microsoft Shared C\lsass.exe
  1
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3408

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

SystemTemp_1

Path C:\SystemTemp_1
Size 95B
SHA256 3fa22c56553ff12d98e9b95d3f6ff87da0432902b87f800aa781459be6e82bc2
MD5 2ba3a01bb4ad683e8ad82b1a63f3d258
SHA1 45a65a1c3199987cc19f8fb3849c1f42f13fd648
SHA512 b11a69e79f796f108f248e186dc673765b9618bddbcb922ef3f17105eea4b37d25cc08bb1b3f62d91179895841a1139e0ef34a64a5b1823784229a6119485437
TLSH
T141B0120475FE89620C05D02FA5E5C94CF0207C186A0A63905300991657C288CF9D0148
MD5 SHA1 SHA512 TLSH

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