Malware Analysis Report

2025-01-02 10:52

Sample ID 241014-lxnxqstbrd
Target c61f76c54ce0f89894ef870a48c5497c.bin
SHA256 577533558f161a77c1faa8a24ae76929b6fe726b8e5a47caaa1cbf1ef6f50afe
Tags
smokeloader pub1 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

577533558f161a77c1faa8a24ae76929b6fe726b8e5a47caaa1cbf1ef6f50afe

Threat Level: Known bad

The file c61f76c54ce0f89894ef870a48c5497c.bin was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan discovery

SmokeLoader

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-14 09:54

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-14 09:54

Reported

2024-10-14 09:57

Platform

win7-20240708-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dc6c2f9d57aee159b5c6453b56c93fa6976f83a3685b388aff968e5dfe498841.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\dc6c2f9d57aee159b5c6453b56c93fa6976f83a3685b388aff968e5dfe498841.exe

"C:\Users\Admin\AppData\Local\Temp\dc6c2f9d57aee159b5c6453b56c93fa6976f83a3685b388aff968e5dfe498841.exe"

Network

N/A

Files

memory/2568-1-0x0000000002C40000-0x0000000002D40000-memory.dmp

memory/2568-2-0x0000000000220000-0x000000000022B000-memory.dmp

memory/2568-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2568-5-0x0000000000220000-0x000000000022B000-memory.dmp

memory/2568-4-0x0000000000400000-0x0000000002B3F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-14 09:54

Reported

2024-10-14 09:57

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dc6c2f9d57aee159b5c6453b56c93fa6976f83a3685b388aff968e5dfe498841.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\dc6c2f9d57aee159b5c6453b56c93fa6976f83a3685b388aff968e5dfe498841.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\dc6c2f9d57aee159b5c6453b56c93fa6976f83a3685b388aff968e5dfe498841.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\dc6c2f9d57aee159b5c6453b56c93fa6976f83a3685b388aff968e5dfe498841.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\dc6c2f9d57aee159b5c6453b56c93fa6976f83a3685b388aff968e5dfe498841.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\dc6c2f9d57aee159b5c6453b56c93fa6976f83a3685b388aff968e5dfe498841.exe

"C:\Users\Admin\AppData\Local\Temp\dc6c2f9d57aee159b5c6453b56c93fa6976f83a3685b388aff968e5dfe498841.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2292 -ip 2292

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2292 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

memory/2292-1-0x0000000002BF0000-0x0000000002CF0000-memory.dmp

memory/2292-2-0x0000000002BE0000-0x0000000002BEB000-memory.dmp

memory/2292-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2292-6-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2292-5-0x0000000002BE0000-0x0000000002BEB000-memory.dmp

memory/2292-4-0x0000000000400000-0x0000000002B3F000-memory.dmp