bfacaa86b0e1ce7e3b6943c2a8f45202751176f0067d8196fc5dcd25ec9943f2

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
01/08/2026, 17:30

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General

Target
2026-08-01_17802d433c65ded59212d125b544aee8_elex_wannacry.exe
Size 2.0MB
Sample260801-v26ssaec38
SHA256 bfacaa86b0e1ce7e3b6943c2a8f45202751176f0067d8196fc5dcd25ec9943f2
MD5 17802d433c65ded59212d125b544aee8
SHA1 28ae6c0bbed5e04e76db075e5e00068b37ff4713
SHA512 fda68f3d5b7c6f2f0f4d71caab2a4d7d1ebb589bb2fe17761d14832847a3bee059a42fc8a8151b7a06ecfdfabc42cbfa1798823f1a82e7dc0f5c837430a58885
SSDEEP 49152:99C0X5pR8AbNcqQtDybOzb4AOd9CGpoobW0IMHNaYB9:9pv8ABcqUJzrOd9CGpBbW2B9
TLSH
T1E9A533B0FB92BCBCF2B944B706A7BCD16B713E990862633645200EC29F697D4C672417
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/4348-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/4348-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4348-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/4348-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5504	4348	WerFault.exe	88

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_17802d433c65ded59212d125b544aee8_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-01_17802d433c65ded59212d125b544aee8_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-01_17802d433c65ded59212d125b544aee8_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4348
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 452
  2⤵
  - Program crash
  PID:5504

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4348 -ip 4348
1⤵
PID:5256

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/4348-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/4348-1-0x0000000000400000-0x0000000000431000-memory.dmp