Malware Analysis Report

2025-01-02 11:40

Sample ID 241006-wza4rsybpm
Target 506572dc9e0784a122652c792b6dbdc4.exe
SHA256 e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40
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

e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40

Threat Level: Known bad

The file 506572dc9e0784a122652c792b6dbdc4.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

2024-10-06 18:21

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-06 18:21

Reported

2024-10-06 18:23

Platform

win7-20240903-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\506572dc9e0784a122652c792b6dbdc4.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\506572dc9e0784a122652c792b6dbdc4.exe

"C:\Users\Admin\AppData\Local\Temp\506572dc9e0784a122652c792b6dbdc4.exe"

Network

N/A

Files

memory/3048-1-0x00000000006B0000-0x00000000007B0000-memory.dmp

memory/3048-4-0x0000000000400000-0x0000000000531000-memory.dmp

memory/3048-3-0x0000000000400000-0x000000000040B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-06 18:21

Reported

2024-10-06 18:23

Platform

win10v2004-20240802-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\506572dc9e0784a122652c792b6dbdc4.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\506572dc9e0784a122652c792b6dbdc4.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\506572dc9e0784a122652c792b6dbdc4.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\506572dc9e0784a122652c792b6dbdc4.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\506572dc9e0784a122652c792b6dbdc4.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\506572dc9e0784a122652c792b6dbdc4.exe

"C:\Users\Admin\AppData\Local\Temp\506572dc9e0784a122652c792b6dbdc4.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4136 -ip 4136

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4136 -s 352

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 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 99.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/4136-2-0x0000000002280000-0x000000000228B000-memory.dmp

memory/4136-1-0x00000000005C0000-0x00000000006C0000-memory.dmp

memory/4136-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4136-5-0x0000000002280000-0x000000000228B000-memory.dmp

memory/4136-6-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4136-4-0x0000000000400000-0x0000000000531000-memory.dmp