4b3433eec61797ef627934989562b593c67288503c7a91d991b00afc917cbd63

Analysis

max time kernel
148s
max time network
143s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
31/08/2026, 01:06

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General

Target
2026-08-30_f1238d5b0f0cefa8cad1347d1ed6dc31_elex_wannacry.exe
Size 264KB
Sample260831-bf23xssgpg
SHA256 4b3433eec61797ef627934989562b593c67288503c7a91d991b00afc917cbd63
MD5 f1238d5b0f0cefa8cad1347d1ed6dc31
SHA1 c1cac8b1fefbc18326c4866c4e11d3e40f7b47a1
SHA512 57f2b9c666bef8c532e7d231d7a7d61df786e34ff91103d8fbc2d7f35133aec906ffbaef43a1683b79981eb8553d6fc9f4533c56cf81cb538efb9cbdce9fe48f
SSDEEP 768:C7D3denLA+w5PbLE9mZ7mYrPSLN4bhgF37DDv47:CP3deLvw5PboEymE6kc
TLSH
T15C447D7FF3A21DB9C0E508363A5769E76678BD301524B903EF88084F5DB1AEAA530317
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

discovery

Malware Config

Signatures

Detects executables built or packed with MPress PE compressor 2 IoCs

resource	yara_rule
behavioral2/memory/4992-0-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_MPress
behavioral2/memory/4992-1-0x0000000000400000-0x0000000000442000-memory.dmp	INDICATOR_EXE_Packed_MPress

UPX dump on OEP (original entry point) 2 IoCs

resource	yara_rule
behavioral2/memory/4992-0-0x0000000000400000-0x0000000000442000-memory.dmp	UPX
behavioral2/memory/4992-1-0x0000000000400000-0x0000000000442000-memory.dmp	UPX

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5892	4992	WerFault.exe	88

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	2026-08-30_f1238d5b0f0cefa8cad1347d1ed6dc31_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-30_f1238d5b0f0cefa8cad1347d1ed6dc31_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-30_f1238d5b0f0cefa8cad1347d1ed6dc31_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4992
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4992 -s 460
  2⤵
  - Program crash
  PID:5892

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4992 -ip 4992
1⤵
PID:2060

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

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Downloads

memory/4992-0-0x0000000000400000-0x0000000000442000-memory.dmp

Download

memory/4992-1-0x0000000000400000-0x0000000000442000-memory.dmp