473496c71fed5c9b4b63a9584186dc0c76fc59010c037e9d3ac7cd6465644e48

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/09/2026, 15:26

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General

Target
2026-09-16_f3e041429244c51a0bbd70a7e4b39d25_elex_wannacry.exe
Size 1.2MB
Sample260916-st7c8sscpb
SHA256 473496c71fed5c9b4b63a9584186dc0c76fc59010c037e9d3ac7cd6465644e48
MD5 f3e041429244c51a0bbd70a7e4b39d25
SHA1 4a732fc0a6dfa771782d4ba05c60d5e21235bae9
SHA512 fd9d607d4c9239122f3f5837e3c2227542398bd93300a6c1a9bca971a6fb5d09ead9d6b1a26898659b9e909dac80397439e597e99687b1d30ddc64b7a6efae21
SSDEEP 24576:99C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbjtL0wiZQtJigdTe:99C0Xgfe2DRe+rZVbjtAwDVe
TLSH
T16645333CF303D9B5E4694D730A249C906B72B1351CB1601BEB899EA76D7ABC3C03E661
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/620-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/620-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/620-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/620-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4664	620	WerFault.exe	86

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	2026-09-16_f3e041429244c51a0bbd70a7e4b39d25_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-09-16_f3e041429244c51a0bbd70a7e4b39d25_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-16_f3e041429244c51a0bbd70a7e4b39d25_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:620
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 620 -s 452
  2⤵
  - Program crash
  PID:4664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 620 -ip 620
1⤵
PID:4084

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/620-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/620-1-0x0000000000400000-0x0000000000431000-memory.dmp