Malware Analysis Report

2025-01-02 10:56

Sample ID 241011-bh8ngsxbqg
Target 18e605252f1490e7c063c2b1f888f1ad73ca681d444dc6918a440234288fcc16.exe
SHA256 18e605252f1490e7c063c2b1f888f1ad73ca681d444dc6918a440234288fcc16
Tags
smokeloader pub1 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

18e605252f1490e7c063c2b1f888f1ad73ca681d444dc6918a440234288fcc16

Threat Level: Known bad

The file 18e605252f1490e7c063c2b1f888f1ad73ca681d444dc6918a440234288fcc16.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor discovery trojan

SmokeLoader

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

2024-10-11 01:09

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-11 01:09

Reported

2024-10-11 01:12

Platform

win7-20241010-en

Max time kernel

122s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\18e605252f1490e7c063c2b1f888f1ad73ca681d444dc6918a440234288fcc16.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\18e605252f1490e7c063c2b1f888f1ad73ca681d444dc6918a440234288fcc16.exe

"C:\Users\Admin\AppData\Local\Temp\18e605252f1490e7c063c2b1f888f1ad73ca681d444dc6918a440234288fcc16.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2332 -s 168

Network

N/A

Files

memory/2332-2-0x0000000000220000-0x000000000022B000-memory.dmp

memory/2332-1-0x00000000005A0000-0x00000000006A0000-memory.dmp

memory/2332-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2332-5-0x0000000000220000-0x000000000022B000-memory.dmp

memory/2332-4-0x0000000000400000-0x0000000000483000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-11 01:09

Reported

2024-10-11 01:12

Platform

win10v2004-20241007-en

Max time kernel

92s

Max time network

93s

Command Line

"C:\Users\Admin\AppData\Local\Temp\18e605252f1490e7c063c2b1f888f1ad73ca681d444dc6918a440234288fcc16.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\18e605252f1490e7c063c2b1f888f1ad73ca681d444dc6918a440234288fcc16.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\18e605252f1490e7c063c2b1f888f1ad73ca681d444dc6918a440234288fcc16.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\18e605252f1490e7c063c2b1f888f1ad73ca681d444dc6918a440234288fcc16.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\18e605252f1490e7c063c2b1f888f1ad73ca681d444dc6918a440234288fcc16.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\18e605252f1490e7c063c2b1f888f1ad73ca681d444dc6918a440234288fcc16.exe

"C:\Users\Admin\AppData\Local\Temp\18e605252f1490e7c063c2b1f888f1ad73ca681d444dc6918a440234288fcc16.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2464 -ip 2464

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2464 -s 464

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp

Files

memory/2464-1-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/2464-3-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2464-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2464-5-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2464-6-0x0000000000400000-0x000000000040B000-memory.dmp