fa8a9cccaf49fab04badd6d918ae126e441c16c7f2f80c970a18d413fbda49d0

Analysis

max time kernel
150s
max time network
136s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
03/08/2026, 06:29

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General

Target
2026-08-03_e31f8789ab832469563f038d9d6552f0_elex_wannacry.exe
Size 1.5MB
Sample260803-g89lcsdc85
SHA256 fa8a9cccaf49fab04badd6d918ae126e441c16c7f2f80c970a18d413fbda49d0
MD5 e31f8789ab832469563f038d9d6552f0
SHA1 548d51d704b9209b36ddb882e9aae8a0644a08bb
SHA512 870b8ec2a5030311d7001edfb013be4c096dc3941b9550452347ba48785c674f6cde247ecfa93d93d13defae4977f3f18c15194f0cf5aeeb3ec6392c0a18e632
SSDEEP 24576:L9C0XrUMFDsTB6vGPG2LW+P+mz8kOvROKlaGq4LJATFJUkOB+b3dQ:L9C0Xgfe2DfKlaXFJUNO3dQ
TLSH
T172653334F01240B1F6642E71029B5DE5B13262757D66A02BB78086A3FDBF3A1B7B25D3
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/5664-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/5664-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5664-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/5664-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2948	5664	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	2026-08-03_e31f8789ab832469563f038d9d6552f0_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-03_e31f8789ab832469563f038d9d6552f0_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-03_e31f8789ab832469563f038d9d6552f0_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:5664
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5664 -s 452
  2⤵
  - Program crash
  PID:2948

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 5664 -ip 5664
1⤵
PID:1304

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/5664-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/5664-1-0x0000000000400000-0x0000000000431000-memory.dmp