3ab34f94cf2e7b1b89de297374331d2ec0ccdda8706796b9d3cbcd4306cfaf84

Analysis

max time kernel
149s
max time network
149s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
02/06/2026, 13:06

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General

Target
2026-06-02_08fea58a75b7eb8f92763b785d04b48e_elex_wannacry.exe
Size 2.0MB
Sample260602-qckf2ae14k
SHA256 3ab34f94cf2e7b1b89de297374331d2ec0ccdda8706796b9d3cbcd4306cfaf84
MD5 08fea58a75b7eb8f92763b785d04b48e
SHA1 ee4539568912360d2c3fdc357a05b48110442b6b
SHA512 dedd007e513804116c549e43a950fe81aadd36b1b547d58ee0182ab29af6d7a811d627d8d7383b8aeaf9d089bcd1f0026a407f424b193814578222bcdcc2a6af
SSDEEP 49152:99C0X5pR8AbNcqQtDybOzb4AOd9CGpoobW0IB+:9pv8ABcqUJzrOd9CGpBbWz+
TLSH
T1819533B0F782BCB9F1A8447642BBB8D05B743BD60C65733645244692DFBA6E4D172C23
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

discovery upx

Malware Config

Signatures

Custom signature

UPX dump on OEP (original entry point) 2 IoCs

resource	yara_rule
behavioral2/memory/4376-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/4376-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4376-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/4376-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3936	4376	WerFault.exe	79

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	2026-06-02_08fea58a75b7eb8f92763b785d04b48e_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-06-02_08fea58a75b7eb8f92763b785d04b48e_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-02_08fea58a75b7eb8f92763b785d04b48e_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4376
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 416
  2⤵
  - Program crash
  PID:3936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4376 -ip 4376
1⤵
PID:2396

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/4376-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/4376-1-0x0000000000400000-0x0000000000431000-memory.dmp