f868374033e36476cdbfc63024badf15d212f21742e1aea53b58704deefd83a5

Analysis

max time kernel
149s
max time network
93s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
06/05/2026, 23:10

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General

Target
2026-05-06_ab8da51e5c1521d80e82919e0d367958_elex_wannacry.exe
Size 17.3MB
Sample260506-252rkabx5v
SHA256 f868374033e36476cdbfc63024badf15d212f21742e1aea53b58704deefd83a5
MD5 ab8da51e5c1521d80e82919e0d367958
SHA1 366f2e01cbe2a402fc4ce9558fc25a83c16a0dbf
SHA512 d9809439cacb947c004573fb0b5f7800f7229707ee5ae1db9a85874a6367e54b1007b69b56d070e213b04ac70996c0c4fbfaecc3c9d070cd4211602813ec2eb2
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBc:Eu
TLSH
T18D07957347421447FF9CF06772A5AE528A208EE90724B61BDD3CC94E9DB310A681FD6B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
988	lsass.exe

Executes dropped EXE 1 IoCs

pid	Process
988	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared R\lsass.exe	2026-05-06_ab8da51e5c1521d80e82919e0d367958_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared R\lsass.exe	2026-05-06_ab8da51e5c1521d80e82919e0d367958_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	2026-05-06_ab8da51e5c1521d80e82919e0d367958_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4320	2026-05-06_ab8da51e5c1521d80e82919e0d367958_elex_wannacry.exe
988	lsass.exe
988	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4320 wrote to memory of 988	4320	2026-05-06_ab8da51e5c1521d80e82919e0d367958_elex_wannacry.exe	79

C:\Users\Admin\AppData\Local\Temp\2026-05-06_ab8da51e5c1521d80e82919e0d367958_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-06_ab8da51e5c1521d80e82919e0d367958_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:4320
- C:\Program Files\Common Files\Microsoft Shared R\lsass.exe
  1
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:988

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 R\lsass.exe
Size 29.3MB
SHA256 46bb87231d75a6b037572efba4bb740ad2ab7adc920548dd1eb4c5506e86a92c
MD5 9e2940219dca4694630d201013bb3f95
SHA1 416218960c836ce1fb247387b44113639121f8f1
SHA512 edf7820af28b7c8179affbb8845e8a3a4e0e0490145577de301dd974713a8948a7f5c23d65182b24c701944aa60f3befd04158691060fad62c640f64014240ca
SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBW:Es
TLSH
T17F67FBA70B53181EDFE6B56B73E16A704A21CEDA4F103D47CD39C445A8B728C381ED6A
MD5 SHA1 SHA512 SSDEEP TLSH

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SystemTemp_1

Path C:\SystemTemp_1
Size 95B
SHA256 f53019c0024477caacc99e728de5caa0c65dc6873e5d2468ded707d7034499ea
MD5 1b413b2a34b87abcf2288748d12fc8c9
SHA1 b9e9f7ad62c89ad4c8871f51750bfb7d74ff3147
SHA512 1e0299c96ff56777ea833c8e217813a5f895d7734af4eab5d0580b2000c1bdaa4a6025606ad04eafe8d70cf5d781cfa1be4eb781315d5b09a64968a1acc83d55
TLSH
T176B0121082695A173448B11787A0485989207C049F5A77104B29E9AA60C048DB690640
MD5 SHA1 SHA512 TLSH