40d2c810ff6b096d7447dd818a749e67ac010d7861bcb94fd49201604a265c52

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
01/08/2026, 17:20

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General

Target
2026-08-01_27cad30dd13a17dc16c3370f3f234b47_elex_wannacry.exe
Size 2.2MB
Sample260801-vwwevstyfv
SHA256 40d2c810ff6b096d7447dd818a749e67ac010d7861bcb94fd49201604a265c52
MD5 27cad30dd13a17dc16c3370f3f234b47
SHA1 24b44a426a8da73d4c32625c94965a65dd174b1e
SHA512 5cd7e74c3dc80753ecd739bec89ffef8c1eb34a0edce38d9345e7a11fa76aeebe8031aa59b480ae2436c6430434f17ed4d8e3e684ba97b2954b1fc83cf1ca5ef
SSDEEP 49152:99C0X5pR8AbNcqQtDybOzb4AOd9CGpoobW0I1cUZkOsJlr:9pv8ABcqUJzrOd9CGpBbWnwVJ1
TLSH
T1BAB533B0E7927CF8F294447743ABBCD15B713A964866633B8A2045C39F75BD4C2B6823
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
behavioral1/memory/4736-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral1/memory/4736-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4736-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral1/memory/4736-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4460	4736	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	2026-08-01_27cad30dd13a17dc16c3370f3f234b47_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-01_27cad30dd13a17dc16c3370f3f234b47_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-01_27cad30dd13a17dc16c3370f3f234b47_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4736
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4736 -s 396
  2⤵
  - Program crash
  PID:4460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4736 -ip 4736
1⤵
PID:4808

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

Replay Monitor

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Downloads

memory/4736-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/4736-1-0x0000000000400000-0x0000000000431000-memory.dmp