Malware Analysis Report

2025-05-28 19:49

Sample ID 241109-k7ydgssank
Target 0faa887d0416755e0cb483e31fa3900c6c9b06b1
SHA256 8e72202a7709b5533d35d68d1f5a9a27ae12db82d36686be0a3e94206c46d037
Tags
smokeloader 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

8e72202a7709b5533d35d68d1f5a9a27ae12db82d36686be0a3e94206c46d037

Threat Level: Known bad

The file 0faa887d0416755e0cb483e31fa3900c6c9b06b1 was found to be: Known bad.

Malicious Activity Summary

smokeloader backdoor discovery trojan

SmokeLoader

Smokeloader family

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-09 09:15

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 09:15

Reported

2024-11-09 09:17

Platform

win7-20241010-en

Max time kernel

118s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e1268816362105a21eb617c4a558ec7bd07b95a879eb7b5b53091e333496d3cc.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\e1268816362105a21eb617c4a558ec7bd07b95a879eb7b5b53091e333496d3cc.exe

"C:\Users\Admin\AppData\Local\Temp\e1268816362105a21eb617c4a558ec7bd07b95a879eb7b5b53091e333496d3cc.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2092 -s 140

Network

N/A

Files

memory/2092-1-0x00000000009F0000-0x0000000000AF0000-memory.dmp

memory/2092-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2092-3-0x0000000000400000-0x0000000000852000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-09 09:15

Reported

2024-11-09 09:17

Platform

win10v2004-20241007-en

Max time kernel

96s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e1268816362105a21eb617c4a558ec7bd07b95a879eb7b5b53091e333496d3cc.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\e1268816362105a21eb617c4a558ec7bd07b95a879eb7b5b53091e333496d3cc.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\e1268816362105a21eb617c4a558ec7bd07b95a879eb7b5b53091e333496d3cc.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\e1268816362105a21eb617c4a558ec7bd07b95a879eb7b5b53091e333496d3cc.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\e1268816362105a21eb617c4a558ec7bd07b95a879eb7b5b53091e333496d3cc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e1268816362105a21eb617c4a558ec7bd07b95a879eb7b5b53091e333496d3cc.exe

"C:\Users\Admin\AppData\Local\Temp\e1268816362105a21eb617c4a558ec7bd07b95a879eb7b5b53091e333496d3cc.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 452 -ip 452

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 452 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 2.36.159.162.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 243.108.222.173.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/452-1-0x0000000000A10000-0x0000000000B10000-memory.dmp

memory/452-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/452-3-0x0000000000400000-0x0000000000852000-memory.dmp

memory/452-4-0x0000000000400000-0x0000000000852000-memory.dmp

memory/452-5-0x0000000000400000-0x0000000000409000-memory.dmp