Malware Analysis Report

2025-01-02 11:40

Sample ID 241013-3xz4fatarc
Target 8320df18fc9660f3a4dcaa29b3707847.exe
SHA256 ce39271335727cb252102e59f53dedb8880fb3dca8f597bdf7e5d35c6d605de0
Tags
smokeloader pub2 backdoor trojan discovery
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

ce39271335727cb252102e59f53dedb8880fb3dca8f597bdf7e5d35c6d605de0

Threat Level: Known bad

The file 8320df18fc9660f3a4dcaa29b3707847.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub2 backdoor trojan discovery

SmokeLoader

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-13 23:54

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-13 23:54

Reported

2024-10-13 23:56

Platform

win7-20240903-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8320df18fc9660f3a4dcaa29b3707847.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\8320df18fc9660f3a4dcaa29b3707847.exe

"C:\Users\Admin\AppData\Local\Temp\8320df18fc9660f3a4dcaa29b3707847.exe"

Network

N/A

Files

memory/2900-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2900-1-0x0000000000270000-0x0000000000370000-memory.dmp

memory/2900-3-0x0000000000400000-0x0000000002B48000-memory.dmp

memory/2900-4-0x0000000000400000-0x0000000002B48000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-13 23:54

Reported

2024-10-13 23:56

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8320df18fc9660f3a4dcaa29b3707847.exe"

Signatures

SmokeLoader

trojan backdoor 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\8320df18fc9660f3a4dcaa29b3707847.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\8320df18fc9660f3a4dcaa29b3707847.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\8320df18fc9660f3a4dcaa29b3707847.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\8320df18fc9660f3a4dcaa29b3707847.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8320df18fc9660f3a4dcaa29b3707847.exe

"C:\Users\Admin\AppData\Local\Temp\8320df18fc9660f3a4dcaa29b3707847.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3576 -ip 3576

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3576 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 27.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/3576-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/3576-1-0x0000000002DC0000-0x0000000002EC0000-memory.dmp

memory/3576-3-0x0000000000400000-0x0000000002B48000-memory.dmp

memory/3576-4-0x0000000000400000-0x0000000002B48000-memory.dmp

memory/3576-5-0x0000000000400000-0x000000000040B000-memory.dmp