Malware Analysis Report

2024-12-08 01:26

Sample ID 240722-qnd4dszgpm
Target svc.exe
SHA256 8dff2ada4e6ec6e709e92150e37718482225abb5f018ca5d146a9ff279f889a9
Tags
smokeloader backdoor 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

8dff2ada4e6ec6e709e92150e37718482225abb5f018ca5d146a9ff279f889a9

Threat Level: Known bad

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

Malicious Activity Summary

smokeloader backdoor trojan

SmokeLoader

Program crash

Unsigned PE

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-22 13:24

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-22 13:24

Reported

2024-07-22 13:27

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

155s

Command Line

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

Signatures

SmokeLoader

trojan backdoor smokeloader

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\svc.exe

Checks SCSI registry key(s)

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

Processes

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4764 -ip 4764

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 368

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 45.19.74.20.in-addr.arpa udp
NL 52.111.243.30:443 tcp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

memory/4764-2-0x0000000000610000-0x000000000061B000-memory.dmp

memory/4764-1-0x00000000007A0000-0x00000000008A0000-memory.dmp

memory/4764-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4764-5-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4764-4-0x0000000000400000-0x00000000004BD000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-22 13:24

Reported

2024-07-22 13:26

Platform

win7-20240708-en

Max time kernel

118s

Max time network

121s

Command Line

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

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

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

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

Network

N/A

Files

memory/1288-2-0x00000000002F0000-0x00000000003F0000-memory.dmp

memory/1288-4-0x0000000000400000-0x000000000040B000-memory.dmp

memory/1288-3-0x00000000001C0000-0x00000000001CB000-memory.dmp

memory/1288-1-0x0000000000400000-0x00000000004BD000-memory.dmp

memory/1288-5-0x00000000002F0000-0x00000000003F0000-memory.dmp