1679d689b7b252692de918424aa3bf95672c47518fb545052e1220f851ce1fe1

Analysis

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

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/07/2026, 05:43

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General

Target
2026-07-29_4bde33fe0048a41777c2bc62136ce828_elex_wannacry.exe
Size 1.3MB
Sample260729-ge3wqahn61
SHA256 1679d689b7b252692de918424aa3bf95672c47518fb545052e1220f851ce1fe1
MD5 4bde33fe0048a41777c2bc62136ce828
SHA1 58442e7a20e443c379977e193b5f1daa20189038
SHA512 3cf4b2e32262327ca415835bf49377ba386fd3c9989084109267afb55373c1e824907b660d6a3fc6dca4bb0a422cb5ac7b4392615571c44f31befe168107ddb0
SSDEEP 24576:L9C0XrUMFDsTB6vGPG2LW+P+mz8Or3hAvLhmKXMjdMJm1x:L9C0Xgfe2DhrsLhHXMxOm3
TLSH
T107553336B20351B5E2711FF21F665E00993E61B429B5A47BE688CE662FBFED1F031016
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/4964-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/4964-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4964-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/4964-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1512	4964	WerFault.exe	87

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	2026-07-29_4bde33fe0048a41777c2bc62136ce828_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-07-29_4bde33fe0048a41777c2bc62136ce828_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-29_4bde33fe0048a41777c2bc62136ce828_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4964
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4964 -s 452
  2⤵
  - Program crash
  PID:1512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4964 -ip 4964
1⤵
PID:6084

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/4964-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/4964-1-0x0000000000400000-0x0000000000431000-memory.dmp