Malware Analysis Report

2025-05-28 19:48

Sample ID 241109-ktedfs1gne
Target 5b795c7c9d3a2e08619aa3ac309b83d6fa770b3b76fb5e6e7c4c9d8adf645888
SHA256 5b795c7c9d3a2e08619aa3ac309b83d6fa770b3b76fb5e6e7c4c9d8adf645888
Tags
smokeloader 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

5b795c7c9d3a2e08619aa3ac309b83d6fa770b3b76fb5e6e7c4c9d8adf645888

Threat Level: Known bad

The file 5b795c7c9d3a2e08619aa3ac309b83d6fa770b3b76fb5e6e7c4c9d8adf645888 was found to be: Known bad.

Malicious Activity Summary

smokeloader backdoor discovery trojan

SmokeLoader

Smokeloader family

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

2024-11-09 08:53

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 08:53

Reported

2024-11-09 08:55

Platform

win7-20240729-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe

"C:\Users\Admin\AppData\Local\Temp\d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1916 -s 136

Network

N/A

Files

memory/1916-1-0x0000000000760000-0x0000000000860000-memory.dmp

memory/1916-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1916-3-0x0000000000400000-0x0000000000594000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-09 08:53

Reported

2024-11-09 08:55

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

134s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.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\d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe

"C:\Users\Admin\AppData\Local\Temp\d1d3ed6835bddd4d5b83f9e8efc2f7cbf266c24dfb90dffc2f904c252f3cd896.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1488 -ip 1488

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1488 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 226.108.222.173.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 234.108.222.173.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp

Files

memory/1488-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1488-1-0x0000000000790000-0x0000000000890000-memory.dmp

memory/1488-3-0x0000000000400000-0x0000000000594000-memory.dmp

memory/1488-6-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1488-5-0x0000000000400000-0x0000000000594000-memory.dmp