Malware Analysis Report

2025-08-05 12:28

Sample ID 230922-3m72ascg84
Target 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf
SHA256 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf
Tags
smokeloader pub1 backdoor 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 Overview

score
10/10

SHA256

6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf

Threat Level: Known bad

The file 6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan

SmokeLoader

Suspicious use of SetThreadContext

Unsigned PE

Checks SCSI registry key(s)

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of AdjustPrivilegeToken

Uses Task Scheduler COM API

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-09-22 23:38

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2023-09-22 23:38

Reported

2023-09-22 23:41

Platform

win10v2004-20230915-en

Max time kernel

150s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Checks SCSI registry key(s)

Description Indicator Process Target
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe N/A
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Suspicious behavior: GetForegroundWindowSpam

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

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2732 wrote to memory of 4788 N/A C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe
PID 2732 wrote to memory of 4788 N/A C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe
PID 2732 wrote to memory of 4788 N/A C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe
PID 2732 wrote to memory of 4788 N/A C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe
PID 2732 wrote to memory of 4788 N/A C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe
PID 2732 wrote to memory of 4788 N/A C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe

"C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe"

C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe

"C:\Users\Admin\AppData\Local\Temp\6df1611a8651ed7962aea076f57beb6bd287aa4f76256351a8003701b279cddf.exe"

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 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 126.179.238.8.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 133.121.18.2.in-addr.arpa udp
US 8.8.8.8:53 host-file-host6.com udp
US 8.8.8.8:53 host-host-file8.com udp
NL 194.169.175.127:80 host-host-file8.com tcp
US 8.8.8.8:53 127.175.169.194.in-addr.arpa udp
US 8.8.8.8:53 195.201.50.20.in-addr.arpa udp

Files

memory/2732-0-0x0000000002190000-0x00000000021A5000-memory.dmp

memory/2732-1-0x00000000001C0000-0x00000000001C9000-memory.dmp

memory/4788-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2732-3-0x0000000002190000-0x00000000021A5000-memory.dmp

memory/4788-4-0x0000000000400000-0x0000000000409000-memory.dmp

memory/4788-6-0x0000000000400000-0x0000000000409000-memory.dmp

memory/3128-5-0x0000000002B10000-0x0000000002B26000-memory.dmp

memory/3128-10-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-11-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-13-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-12-0x0000000002B60000-0x0000000002B70000-memory.dmp

memory/3128-14-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-15-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-16-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-17-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-19-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-18-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-21-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-22-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-23-0x0000000002CA0000-0x0000000002CB0000-memory.dmp

memory/3128-24-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-25-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-26-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-28-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-30-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-29-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-31-0x0000000002B60000-0x0000000002B70000-memory.dmp

memory/3128-27-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-33-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-35-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-36-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-37-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-38-0x0000000002CA0000-0x0000000002CB0000-memory.dmp

memory/3128-39-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-41-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-42-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-40-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-43-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-45-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-44-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-46-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-50-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-51-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-52-0x0000000002B50000-0x0000000002B60000-memory.dmp

memory/3128-54-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-53-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-55-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-56-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-57-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-59-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-58-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-61-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-62-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-63-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-64-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-65-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-67-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-69-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-70-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-71-0x0000000002B50000-0x0000000002B60000-memory.dmp

memory/3128-73-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-74-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-75-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-76-0x0000000002B50000-0x0000000002B60000-memory.dmp

memory/3128-77-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-79-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-78-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-80-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-81-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-82-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-83-0x0000000007090000-0x00000000070A0000-memory.dmp

memory/3128-84-0x0000000007090000-0x00000000070A0000-memory.dmp