65040e1690b31661522bce5ca8a3ef4049192dae637ec0055ecd3aa3d89d0727

Analysis

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

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
19/08/2026, 12:38

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General

Target
2026-08-19_d03efff6b01caab71b2dba6504bf7bc1_elex_wannacry.exe
Size 1.0MB
Sample260819-pt8drafb29
SHA256 65040e1690b31661522bce5ca8a3ef4049192dae637ec0055ecd3aa3d89d0727
MD5 d03efff6b01caab71b2dba6504bf7bc1
SHA1 40e42d6225d2191451b77b47144bf11fc0309408
SHA512 f4d472bd1b1e4450bcbbde1d9b9cb94f33c3df3b22af0c6361bd4f036842b024137899b065d7b8b565af431acb41776c5b8cfcebbc699cacd47ae0d5e68bdf82
SSDEEP 24576:L9C0XrUMFDsTB6vGPG2LW+P+mz8Or3hAvL3yz:L9C0Xgfe2Dhrsa
TLSH
T19B352334F30350B5F2A81EB10F295EC05B3A71792875A527EAA8CEF76E3E9D1B131245
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/5560-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/5560-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5560-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/5560-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3980	5560	WerFault.exe	90

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	2026-08-19_d03efff6b01caab71b2dba6504bf7bc1_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-19_d03efff6b01caab71b2dba6504bf7bc1_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-19_d03efff6b01caab71b2dba6504bf7bc1_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:5560
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5560 -s 256
  2⤵
  - Program crash
  PID:3980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 5560 -ip 5560
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

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Downloads

memory/5560-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/5560-1-0x0000000000400000-0x0000000000431000-memory.dmp