Malware Analysis Report

2025-08-05 10:29

Sample ID 241107-j1r3fsydmg
Target 919e028e6404fd8b902500a8b28387b2d336fe80ab1a0b3ba9924468a4aee0e2
SHA256 919e028e6404fd8b902500a8b28387b2d336fe80ab1a0b3ba9924468a4aee0e2
Tags
smokeloader 2023 backdoor discovery 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

919e028e6404fd8b902500a8b28387b2d336fe80ab1a0b3ba9924468a4aee0e2

Threat Level: Known bad

The file 919e028e6404fd8b902500a8b28387b2d336fe80ab1a0b3ba9924468a4aee0e2 was found to be: Known bad.

Malicious Activity Summary

smokeloader 2023 backdoor discovery trojan

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

2024-11-07 08:08

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-07 08:08

Reported

2024-11-07 08:11

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e9f8b316306170264c2640f235e5d7dd2470d74123566509d7a21984778720dd.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\e9f8b316306170264c2640f235e5d7dd2470d74123566509d7a21984778720dd.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\e9f8b316306170264c2640f235e5d7dd2470d74123566509d7a21984778720dd.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\e9f8b316306170264c2640f235e5d7dd2470d74123566509d7a21984778720dd.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\e9f8b316306170264c2640f235e5d7dd2470d74123566509d7a21984778720dd.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e9f8b316306170264c2640f235e5d7dd2470d74123566509d7a21984778720dd.exe

"C:\Users\Admin\AppData\Local\Temp\e9f8b316306170264c2640f235e5d7dd2470d74123566509d7a21984778720dd.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1808 -ip 1808

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1808 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.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 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.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 29.243.111.52.in-addr.arpa udp

Files

memory/1808-1-0x00000000006C0000-0x00000000007C0000-memory.dmp

memory/1808-3-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1808-2-0x00000000021A0000-0x00000000021A9000-memory.dmp

memory/1808-5-0x00000000021A0000-0x00000000021A9000-memory.dmp

memory/1808-4-0x0000000000400000-0x000000000045E000-memory.dmp

memory/1808-6-0x0000000000400000-0x0000000000409000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 08:08

Reported

2024-11-07 08:11

Platform

win7-20241010-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e9f8b316306170264c2640f235e5d7dd2470d74123566509d7a21984778720dd.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Smokeloader family

smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\e9f8b316306170264c2640f235e5d7dd2470d74123566509d7a21984778720dd.exe

"C:\Users\Admin\AppData\Local\Temp\e9f8b316306170264c2640f235e5d7dd2470d74123566509d7a21984778720dd.exe"

Network

N/A

Files

memory/1196-1-0x0000000000500000-0x0000000000600000-memory.dmp

memory/1196-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1196-5-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1196-4-0x0000000000400000-0x000000000045E000-memory.dmp

memory/1196-3-0x0000000000400000-0x000000000045E000-memory.dmp