b84d573bb41973228401c9a57041f426690e7effb507b5a9651e9a5894afe1ec

Analysis

max time kernel
148s
max time network
128s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
18/08/2026, 15:01

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General

Target
2026-08-18_62d468adbb6117d9b4e0c0211365c8ae_elex_wannacry.exe
Size 1.4MB
Sample260818-sdxtvscq6s
SHA256 b84d573bb41973228401c9a57041f426690e7effb507b5a9651e9a5894afe1ec
MD5 62d468adbb6117d9b4e0c0211365c8ae
SHA1 c25096391d4bba623aa9e6501d4b5a1cbbd38960
SHA512 9b4432c8ae0e4bcfff9b56ceecc51947c849a4f3503788bc61e494b10c2fa0ab921d2388419dd77e0c1251bff25265f8fcce804ac14e3e95f02433548e3b45eb
SSDEEP 24576:99C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbjVljQkaZkCJNFnP+hUePQ/:99C0Xgfe2DRe+rZVbjHGJNFnP+hXQ/
TLSH
T1E2653330F153C5B5D1A90EB30BA52590273B36780CB9A00BFB4AD52B9EB77E5C13E661
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/4372-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/4372-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4372-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/4372-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5044	4372	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	2026-08-18_62d468adbb6117d9b4e0c0211365c8ae_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-18_62d468adbb6117d9b4e0c0211365c8ae_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-18_62d468adbb6117d9b4e0c0211365c8ae_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4372
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4372 -s 452
  2⤵
  - Program crash
  PID:5044

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4372 -ip 4372
1⤵
PID:4676

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/4372-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/4372-1-0x0000000000400000-0x0000000000431000-memory.dmp