66383d07e0c8dc4254827a39b4e86fe4f8fc14e38a17aa4aefcbd8abe598cae3

Analysis

max time kernel
148s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
30/09/2026, 02:01

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General

Target
2026-09-29_474efbe38299b2388722d8f22650f7b7_elex_wannacry.exe
Size 1.5MB
Sample260930-cftl8atvby
SHA256 66383d07e0c8dc4254827a39b4e86fe4f8fc14e38a17aa4aefcbd8abe598cae3
MD5 474efbe38299b2388722d8f22650f7b7
SHA1 e0fb1cb426a84204ef6dfe017a32e8a9aa19ad0b
SHA512 f66bffa18e9b658c91565529974ef20ff9467447251afa3f2bd959b94ee1c996309498bb50e55dd5264fa87f23106fe3e1d8225518acf3535bd19aeb2f625900
SSDEEP 24576:99C0XrUMFDsTB6vGPG2LW+P+mz8kOvROKlaGq4L//vjIb:99C0Xgfe2DfKlas/g
TLSH
T150753334F1035171E4692E720B6F68D0A633A2397AB6E027F644D4E7EDBE791E273181
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

discovery upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 2 IoCs

resource	yara_rule
behavioral2/memory/4432-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/4432-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4432-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/4432-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2392	4432	WerFault.exe	87

System Location Discovery: System Language Discovery 1 TTPs 1 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	2026-09-29_474efbe38299b2388722d8f22650f7b7_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-09-29_474efbe38299b2388722d8f22650f7b7_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-29_474efbe38299b2388722d8f22650f7b7_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4432
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4432 -s 464
  2⤵
  - Program crash
  PID:2392

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4432 -ip 4432
1⤵
PID:5096

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

memory/4432-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/4432-1-0x0000000000400000-0x0000000000431000-memory.dmp