Malware Analysis Report

2025-01-02 10:53

Sample ID 241104-n8cpyszelm
Target e6d90fe0502b181ce4bc9454592569dd809bb61119b7dd718f18018db3444376
SHA256 e6d90fe0502b181ce4bc9454592569dd809bb61119b7dd718f18018db3444376
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

e6d90fe0502b181ce4bc9454592569dd809bb61119b7dd718f18018db3444376

Threat Level: Known bad

The file e6d90fe0502b181ce4bc9454592569dd809bb61119b7dd718f18018db3444376 was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan discovery

SmokeLoader

Smokeloader family

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-04 12:03

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-04 12:03

Reported

2024-11-04 12:06

Platform

win7-20241010-en

Max time kernel

122s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e6d90fe0502b181ce4bc9454592569dd809bb61119b7dd718f18018db3444376.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Smokeloader family

smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\e6d90fe0502b181ce4bc9454592569dd809bb61119b7dd718f18018db3444376.exe

"C:\Users\Admin\AppData\Local\Temp\e6d90fe0502b181ce4bc9454592569dd809bb61119b7dd718f18018db3444376.exe"

Network

N/A

Files

memory/2648-1-0x0000000002C70000-0x0000000002D70000-memory.dmp

memory/2648-2-0x0000000000220000-0x000000000022B000-memory.dmp

memory/2648-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2648-6-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2648-5-0x0000000000220000-0x000000000022B000-memory.dmp

memory/2648-4-0x0000000000400000-0x0000000002B39000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-04 12:03

Reported

2024-11-04 12:06

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

141s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e6d90fe0502b181ce4bc9454592569dd809bb61119b7dd718f18018db3444376.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Smokeloader family

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\e6d90fe0502b181ce4bc9454592569dd809bb61119b7dd718f18018db3444376.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\e6d90fe0502b181ce4bc9454592569dd809bb61119b7dd718f18018db3444376.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\e6d90fe0502b181ce4bc9454592569dd809bb61119b7dd718f18018db3444376.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\e6d90fe0502b181ce4bc9454592569dd809bb61119b7dd718f18018db3444376.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e6d90fe0502b181ce4bc9454592569dd809bb61119b7dd718f18018db3444376.exe

"C:\Users\Admin\AppData\Local\Temp\e6d90fe0502b181ce4bc9454592569dd809bb61119b7dd718f18018db3444376.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 872 -ip 872

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 872 -s 460

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 107.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.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

Files

memory/872-1-0x0000000002BF0000-0x0000000002CF0000-memory.dmp

memory/872-2-0x0000000002BD0000-0x0000000002BDB000-memory.dmp

memory/872-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/872-6-0x0000000000400000-0x000000000040B000-memory.dmp

memory/872-5-0x0000000002BD0000-0x0000000002BDB000-memory.dmp

memory/872-4-0x0000000000400000-0x0000000002B39000-memory.dmp