Malware Analysis Report

2025-01-02 10:52

Sample ID 241013-bkgyjs1fle
Target 346085fe3603fbc085f801241cccdc4d3765929a6cd5f9906cbcfcd6657065a3.exe
SHA256 346085fe3603fbc085f801241cccdc4d3765929a6cd5f9906cbcfcd6657065a3
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

346085fe3603fbc085f801241cccdc4d3765929a6cd5f9906cbcfcd6657065a3

Threat Level: Known bad

The file 346085fe3603fbc085f801241cccdc4d3765929a6cd5f9906cbcfcd6657065a3.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan discovery

SmokeLoader

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-13 01:12

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-13 01:12

Reported

2024-10-13 01:14

Platform

win7-20240903-en

Max time kernel

121s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\346085fe3603fbc085f801241cccdc4d3765929a6cd5f9906cbcfcd6657065a3.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\346085fe3603fbc085f801241cccdc4d3765929a6cd5f9906cbcfcd6657065a3.exe

"C:\Users\Admin\AppData\Local\Temp\346085fe3603fbc085f801241cccdc4d3765929a6cd5f9906cbcfcd6657065a3.exe"

Network

N/A

Files

memory/2484-1-0x0000000002BD0000-0x0000000002CD0000-memory.dmp

memory/2484-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2484-4-0x0000000000400000-0x0000000002B3E000-memory.dmp

memory/2484-5-0x0000000000400000-0x0000000002B3E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-13 01:12

Reported

2024-10-13 01:14

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\346085fe3603fbc085f801241cccdc4d3765929a6cd5f9906cbcfcd6657065a3.exe"

Signatures

SmokeLoader

trojan backdoor 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\346085fe3603fbc085f801241cccdc4d3765929a6cd5f9906cbcfcd6657065a3.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\346085fe3603fbc085f801241cccdc4d3765929a6cd5f9906cbcfcd6657065a3.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\346085fe3603fbc085f801241cccdc4d3765929a6cd5f9906cbcfcd6657065a3.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\346085fe3603fbc085f801241cccdc4d3765929a6cd5f9906cbcfcd6657065a3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\346085fe3603fbc085f801241cccdc4d3765929a6cd5f9906cbcfcd6657065a3.exe

"C:\Users\Admin\AppData\Local\Temp\346085fe3603fbc085f801241cccdc4d3765929a6cd5f9906cbcfcd6657065a3.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 8 -ip 8

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 8 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/8-1-0x0000000002D70000-0x0000000002E70000-memory.dmp

memory/8-2-0x0000000002BC0000-0x0000000002BCB000-memory.dmp

memory/8-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/8-6-0x0000000000400000-0x000000000040B000-memory.dmp

memory/8-5-0x0000000002BC0000-0x0000000002BCB000-memory.dmp

memory/8-4-0x0000000000400000-0x0000000002B3E000-memory.dmp