440368688434b4af8b947308d55d4397d4f207b7dd625cf8c5356c30068e50f4

Analysis

max time kernel
145s
max time network
160s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
04-08-2024 17:41

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General

Target

vulkan-1.dll
Size

624KB
MD5

7949e1e84aea85b9e34b68b607a9467e
SHA1

b4dbc6a149c3482b98f246b625917e68b21a7a21
SHA256

3e04a5ad696827a41891bb61befd845004a0d0816832a69f070716c16e621803
SHA512

2c573f47ce99a2bb7396ca954aa066bd641f879c0aa6a78f700b17acdfad6c6e5fddcd50371fdd76571fc47683600e6a7f29559df59b21af831706d1a8369bcf
SSDEEP

12288:KbHuIeVEXjDNOWx4ooMWRE72YcXVgnvVW+2c+xUpmuHrwYuulnRG9:8HuIIcc9RvAdW+D+up5u

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2228 128 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
2228	128	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4328 wrote to memory of 128	4328	rundll32.exe	rundll32.exe
PID 4328 wrote to memory of 128	4328	rundll32.exe	rundll32.exe
PID 4328 wrote to memory of 128	4328	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\vulkan-1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4328

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\vulkan-1.dll,#1
2⤵
- System Location Discovery: System Language Discovery
PID:128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 128 -s 484
3⤵
- Program crash
PID:2228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 128 -ip 128
1⤵
PID:1536

Network

MITRE ATT&CK Enterprise v15

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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