Malware Analysis Report

2024-12-08 00:43

Sample ID 240122-khm68acfg7
Target 6f35cee990e7bfdd9d2bfb9bb9d3c55d
SHA256 a209282f0c6c5553d2a1e762340edc88c41d75863f39dab52ecdf6df6624e282
Tags
smokeloader pub3 backdoor 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

a209282f0c6c5553d2a1e762340edc88c41d75863f39dab52ecdf6df6624e282

Threat Level: Known bad

The file 6f35cee990e7bfdd9d2bfb9bb9d3c55d was found to be: Known bad.

Malicious Activity Summary

smokeloader pub3 backdoor trojan

SmokeLoader

Deletes itself

Unsigned PE

Checks SCSI registry key(s)

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of UnmapMainImage

Uses Task Scheduler COM API

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-22 08:36

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-01-22 08:36

Reported

2024-01-22 08:38

Platform

win7-20231215-en

Max time kernel

150s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Deletes itself

Description Indicator Process Target
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Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe

"C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 aucmoney.com udp
US 8.8.8.8:53 thegymmum.com udp
US 8.8.8.8:53 atvcampingtrips.com udp
US 8.8.8.8:53 kuapakualaman.com udp
US 8.8.8.8:53 renatazarazua.com udp
US 8.8.8.8:53 nasufmutlu.com udp

Files

memory/2240-1-0x0000000002D40000-0x0000000002E40000-memory.dmp

memory/2240-2-0x00000000002A0000-0x00000000002A9000-memory.dmp

memory/2240-3-0x0000000000400000-0x0000000002CC1000-memory.dmp

memory/1188-4-0x0000000002A00000-0x0000000002A16000-memory.dmp

memory/2240-5-0x0000000000400000-0x0000000002CC1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-22 08:36

Reported

2024-01-22 08:38

Platform

win10v2004-20231215-en

Max time kernel

150s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Deletes itself

Description Indicator Process Target
N/A N/A N/A 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\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
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Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe

"C:\Users\Admin\AppData\Local\Temp\6f35cee990e7bfdd9d2bfb9bb9d3c55d.exe"

Network

Country Destination Domain Proto
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 aucmoney.com udp
US 8.8.8.8:53 thegymmum.com udp
US 8.8.8.8:53 atvcampingtrips.com udp
US 8.8.8.8:53 kuapakualaman.com udp
US 8.8.8.8:53 renatazarazua.com udp
US 8.8.8.8:53 nasufmutlu.com udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 175.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 170.117.168.52.in-addr.arpa udp

Files

memory/5104-1-0x0000000002E80000-0x0000000002F80000-memory.dmp

memory/5104-2-0x0000000002E70000-0x0000000002E79000-memory.dmp

memory/5104-3-0x0000000000400000-0x0000000002CC1000-memory.dmp

memory/3560-4-0x0000000002A90000-0x0000000002AA6000-memory.dmp

memory/5104-5-0x0000000000400000-0x0000000002CC1000-memory.dmp