15162d9043e9bc3dfd77aaebb3cf4b480a251fb565f9acda6e1597f2eb2f0add

Analysis

max time kernel
148s
max time network
146s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 04:49

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General

Target
2026-08-04_f87c3c8cf201cf8772848987bb26ae8e_elex_wannacry.exe
Size 1.2MB
Sample260804-ff3fxafr4y
SHA256 15162d9043e9bc3dfd77aaebb3cf4b480a251fb565f9acda6e1597f2eb2f0add
MD5 f87c3c8cf201cf8772848987bb26ae8e
SHA1 25cfbd31a091334730b63309211b86cd54cb31d6
SHA512 d0b1496de78981d857e3398a10dbf3cde0bca7d998958587ee6d895b0273ed80dda32ac6ba45af0b12ce0839a42d8ebe65bc9d5cddb6707387db3007e37f612c
SSDEEP 24576:L9C0XrUMFDsTB6vGPG2LW+P+mz8kOvROmMAdti+XQs1DnSIB76V:L9C0Xgfe2DfmMA2WQs17/WV
TLSH
T15F553334F20364B1F1655E720E5A2ED1BA3172312DE09023F751CAE79D7F2D2EAB2265
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/4992-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/4992-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4992-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/4992-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2664	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	2026-08-04_f87c3c8cf201cf8772848987bb26ae8e_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-04_f87c3c8cf201cf8772848987bb26ae8e_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_f87c3c8cf201cf8772848987bb26ae8e_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:2664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4992 -ip 4992
1⤵
PID:2392

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/4992-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/4992-1-0x0000000000400000-0x0000000000431000-memory.dmp