Malware Analysis Report

2025-06-15 22:56

Sample ID 241109-gyhpwszaml
Target d930d0f44b5e128904dbdd312f055dee33144d2bd090699ef115967491341aba
SHA256 d930d0f44b5e128904dbdd312f055dee33144d2bd090699ef115967491341aba
Tags
smokeloader 2023 backdoor discovery trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

d930d0f44b5e128904dbdd312f055dee33144d2bd090699ef115967491341aba

Threat Level: Known bad

The file d930d0f44b5e128904dbdd312f055dee33144d2bd090699ef115967491341aba was found to be: Known bad.

Malicious Activity Summary

smokeloader 2023 backdoor discovery trojan

SmokeLoader

Smokeloader family

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 06:12

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 06:12

Reported

2024-11-09 06:15

Platform

win7-20241010-en

Max time kernel

14s

Max time network

18s

Command Line

"C:\Users\Admin\AppData\Local\Temp\40ad36b8d5c67caa6dd5fed258a1dc0b6f051c85e231a5d74992ccdbbd7e7bff.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\40ad36b8d5c67caa6dd5fed258a1dc0b6f051c85e231a5d74992ccdbbd7e7bff.exe

"C:\Users\Admin\AppData\Local\Temp\40ad36b8d5c67caa6dd5fed258a1dc0b6f051c85e231a5d74992ccdbbd7e7bff.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2904 -s 136

Network

N/A

Files

memory/2904-1-0x00000000005D0000-0x00000000006D0000-memory.dmp

memory/2904-3-0x0000000000400000-0x000000000044E000-memory.dmp

memory/2904-2-0x0000000000400000-0x0000000000409000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-09 06:12

Reported

2024-11-09 06:15

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

135s

Command Line

"C:\Users\Admin\AppData\Local\Temp\40ad36b8d5c67caa6dd5fed258a1dc0b6f051c85e231a5d74992ccdbbd7e7bff.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Smokeloader family

smokeloader

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\40ad36b8d5c67caa6dd5fed258a1dc0b6f051c85e231a5d74992ccdbbd7e7bff.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\40ad36b8d5c67caa6dd5fed258a1dc0b6f051c85e231a5d74992ccdbbd7e7bff.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\40ad36b8d5c67caa6dd5fed258a1dc0b6f051c85e231a5d74992ccdbbd7e7bff.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\40ad36b8d5c67caa6dd5fed258a1dc0b6f051c85e231a5d74992ccdbbd7e7bff.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\40ad36b8d5c67caa6dd5fed258a1dc0b6f051c85e231a5d74992ccdbbd7e7bff.exe

"C:\Users\Admin\AppData\Local\Temp\40ad36b8d5c67caa6dd5fed258a1dc0b6f051c85e231a5d74992ccdbbd7e7bff.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 548 -ip 548

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 548 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 71.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/548-1-0x0000000000660000-0x0000000000760000-memory.dmp

memory/548-2-0x0000000002190000-0x0000000002199000-memory.dmp

memory/548-3-0x0000000000400000-0x0000000000409000-memory.dmp

memory/548-4-0x0000000000400000-0x000000000044E000-memory.dmp

memory/548-6-0x0000000000400000-0x0000000000409000-memory.dmp

memory/548-5-0x0000000002190000-0x0000000002199000-memory.dmp