Malware Analysis Report

2025-01-02 11:41

Sample ID 241014-ek72hsxhrb
Target file.exe
SHA256 8001af6bbc3cc10b1382c5efc800e479804ad1e30f0d99a57add656a811afbcd
Tags
smokeloader pub2 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

8001af6bbc3cc10b1382c5efc800e479804ad1e30f0d99a57add656a811afbcd

Threat Level: Known bad

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

Malicious Activity Summary

smokeloader pub2 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

2024-10-14 04:01

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-14 04:01

Reported

2024-10-14 04:03

Platform

win7-20240729-en

Max time kernel

121s

Max time network

122s

Command Line

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

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

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

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

Network

N/A

Files

memory/2172-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2172-1-0x0000000002CA0000-0x0000000002DA0000-memory.dmp

memory/2172-2-0x0000000000400000-0x0000000002B48000-memory.dmp

memory/2172-4-0x0000000000400000-0x0000000002B48000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-14 04:01

Reported

2024-10-14 04:03

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

95s

Command Line

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

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

Processes

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2068 -ip 2068

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/2068-1-0x0000000002D70000-0x0000000002E70000-memory.dmp

memory/2068-2-0x0000000002BE0000-0x0000000002BEB000-memory.dmp

memory/2068-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2068-6-0x0000000002BE0000-0x0000000002BEB000-memory.dmp

memory/2068-5-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2068-4-0x0000000000400000-0x0000000002B48000-memory.dmp