Malware Analysis Report

2025-01-02 10:53

Sample ID 241106-1lyp5axnhz
Target be7a70120428032bf1483031a744a134f163f734e7a4d48691ed45fe3fec22ac
SHA256 be7a70120428032bf1483031a744a134f163f734e7a4d48691ed45fe3fec22ac
Tags
smokeloader pub1 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

be7a70120428032bf1483031a744a134f163f734e7a4d48691ed45fe3fec22ac

Threat Level: Known bad

The file be7a70120428032bf1483031a744a134f163f734e7a4d48691ed45fe3fec22ac was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor discovery trojan

SmokeLoader

Smokeloader family

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-06 21:44

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-06 21:44

Reported

2024-11-06 21:47

Platform

win7-20240708-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\be7a70120428032bf1483031a744a134f163f734e7a4d48691ed45fe3fec22ac.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\be7a70120428032bf1483031a744a134f163f734e7a4d48691ed45fe3fec22ac.exe

"C:\Users\Admin\AppData\Local\Temp\be7a70120428032bf1483031a744a134f163f734e7a4d48691ed45fe3fec22ac.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 388 -s 136

Network

N/A

Files

memory/388-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/388-1-0x00000000024A0000-0x00000000025A0000-memory.dmp

memory/388-3-0x0000000000400000-0x00000000023A5000-memory.dmp

memory/388-5-0x0000000000400000-0x0000000000409000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-06 21:44

Reported

2024-11-06 21:47

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\be7a70120428032bf1483031a744a134f163f734e7a4d48691ed45fe3fec22ac.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\be7a70120428032bf1483031a744a134f163f734e7a4d48691ed45fe3fec22ac.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\be7a70120428032bf1483031a744a134f163f734e7a4d48691ed45fe3fec22ac.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\be7a70120428032bf1483031a744a134f163f734e7a4d48691ed45fe3fec22ac.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\be7a70120428032bf1483031a744a134f163f734e7a4d48691ed45fe3fec22ac.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\be7a70120428032bf1483031a744a134f163f734e7a4d48691ed45fe3fec22ac.exe

"C:\Users\Admin\AppData\Local\Temp\be7a70120428032bf1483031a744a134f163f734e7a4d48691ed45fe3fec22ac.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3468 -ip 3468

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 356

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 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
N/A 13.89.179.9:443 tcp

Files

memory/3468-1-0x0000000002540000-0x0000000002640000-memory.dmp

memory/3468-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/3468-3-0x0000000000400000-0x00000000023A5000-memory.dmp

memory/3468-4-0x0000000000400000-0x00000000023A5000-memory.dmp

memory/3468-5-0x0000000000400000-0x0000000000409000-memory.dmp