Malware Analysis Report

2025-01-02 04:35

Sample ID 241123-vbr7psxrfx
Target dea232db281766c0db690f1c0ceb2831e50c4c139bad1dfaad7a8c684d7ff214.exe
SHA256 dea232db281766c0db690f1c0ceb2831e50c4c139bad1dfaad7a8c684d7ff214
Tags
smokeloader pub3 backdoor discovery trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

dea232db281766c0db690f1c0ceb2831e50c4c139bad1dfaad7a8c684d7ff214

Threat Level: Known bad

The file dea232db281766c0db690f1c0ceb2831e50c4c139bad1dfaad7a8c684d7ff214.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub3 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

2024-11-23 16:49

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-23 16:49

Reported

2024-11-23 16:51

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dea232db281766c0db690f1c0ceb2831e50c4c139bad1dfaad7a8c684d7ff214.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\dea232db281766c0db690f1c0ceb2831e50c4c139bad1dfaad7a8c684d7ff214.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\dea232db281766c0db690f1c0ceb2831e50c4c139bad1dfaad7a8c684d7ff214.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\dea232db281766c0db690f1c0ceb2831e50c4c139bad1dfaad7a8c684d7ff214.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\dea232db281766c0db690f1c0ceb2831e50c4c139bad1dfaad7a8c684d7ff214.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\dea232db281766c0db690f1c0ceb2831e50c4c139bad1dfaad7a8c684d7ff214.exe

"C:\Users\Admin\AppData\Local\Temp\dea232db281766c0db690f1c0ceb2831e50c4c139bad1dfaad7a8c684d7ff214.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1316 -ip 1316

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1316 -s 356

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/1316-1-0x0000000000930000-0x0000000000A30000-memory.dmp

memory/1316-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1316-3-0x0000000000400000-0x0000000000882000-memory.dmp

memory/1316-4-0x0000000000400000-0x0000000000882000-memory.dmp

memory/1316-5-0x0000000000400000-0x0000000000409000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-23 16:49

Reported

2024-11-23 16:51

Platform

win7-20240903-en

Max time kernel

75s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dea232db281766c0db690f1c0ceb2831e50c4c139bad1dfaad7a8c684d7ff214.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\dea232db281766c0db690f1c0ceb2831e50c4c139bad1dfaad7a8c684d7ff214.exe

"C:\Users\Admin\AppData\Local\Temp\dea232db281766c0db690f1c0ceb2831e50c4c139bad1dfaad7a8c684d7ff214.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2492 -s 136

Network

N/A

Files

memory/2492-1-0x0000000000A30000-0x0000000000B30000-memory.dmp

memory/2492-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2492-3-0x0000000000400000-0x0000000000882000-memory.dmp

memory/2492-4-0x0000000000400000-0x0000000000882000-memory.dmp

memory/2492-5-0x0000000000400000-0x0000000000409000-memory.dmp