6443b2b7cd13bbf8c22f139c7529f1b748be5dc0bcf4cf1682a1e9587a9ec0e5

Analysis

max time kernel
149s
max time network
150s
platform
windows11-21h2_x64
resource
win11-20260513-en
resource tags

arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
05/06/2026, 11:59

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General

Target
2026-06-05_2f8c500a9c6c7369397dbf5ec4c88700_elex_wannacry.exe
Size 2.0MB
Sample260605-n53f7set6s
SHA256 6443b2b7cd13bbf8c22f139c7529f1b748be5dc0bcf4cf1682a1e9587a9ec0e5
MD5 2f8c500a9c6c7369397dbf5ec4c88700
SHA1 177d2d114ed4215d08c512c2b2ff0a5ecd6850b4
SHA512 4a869c61cc04dac812680f1bddb31e9e5b2e0931d8d4dab856e0a48e53ffe8e926f621af73f5694d5ffdba3dfbc4fbd473e3bfdcd6b742b589757832513bc706
SSDEEP 49152:99C0X5pR8AbNcqQtDybOzb4AOd9CGpoobW0I1cU6to:9pv8ABcqUJzrOd9CGpBbWn/
TLSH
T176A533B0E792BCFDF2B444B606BBBCD16B703A950865A33B452109829F797E4D5B2813
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/1292-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/1292-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1292-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/1292-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2308	1292	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	2026-06-05_2f8c500a9c6c7369397dbf5ec4c88700_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-06-05_2f8c500a9c6c7369397dbf5ec4c88700_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-05_2f8c500a9c6c7369397dbf5ec4c88700_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1292
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1292 -s 416
  2⤵
  - Program crash
  PID:2308

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1292 -ip 1292
1⤵
PID:4088

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/1292-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/1292-1-0x0000000000400000-0x0000000000431000-memory.dmp