Malware Analysis Report

2025-01-02 11:07

Sample ID 240314-2z1x3sbh34
Target c9d9cba3f3008c9e4a9d81402dfed99a
SHA256 9bc38b4f2aee402aa59fd81af85859bc6f345a43eaf7c14343273525134a90b9
Tags
smokeloader pub1 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

9bc38b4f2aee402aa59fd81af85859bc6f345a43eaf7c14343273525134a90b9

Threat Level: Known bad

The file c9d9cba3f3008c9e4a9d81402dfed99a was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan

SmokeLoader

Deletes itself

Unsigned PE

Suspicious use of UnmapMainImage

Checks SCSI registry key(s)

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Uses Task Scheduler COM API

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-14 23:01

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-14 23:01

Reported

2024-03-14 23:04

Platform

win7-20240221-en

Max time kernel

150s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.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 opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.exe

"C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.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/1132-1-0x0000000002D10000-0x0000000002E10000-memory.dmp

memory/1132-2-0x0000000000230000-0x0000000000239000-memory.dmp

memory/1132-3-0x0000000000400000-0x0000000002C6F000-memory.dmp

memory/1132-5-0x0000000000400000-0x0000000002C6F000-memory.dmp

memory/1196-4-0x0000000002DF0000-0x0000000002E06000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-14 23:01

Reported

2024-03-14 23:04

Platform

win10v2004-20240226-en

Max time kernel

161s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.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 enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.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\c9d9cba3f3008c9e4a9d81402dfed99a.exe

"C:\Users\Admin\AppData\Local\Temp\c9d9cba3f3008c9e4a9d81402dfed99a.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.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 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 61.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 253.15.104.51.in-addr.arpa udp

Files

memory/1052-1-0x0000000002EE0000-0x0000000002FE0000-memory.dmp

memory/1052-2-0x00000000049B0000-0x00000000049B9000-memory.dmp

memory/1052-3-0x0000000000400000-0x0000000002C6F000-memory.dmp

memory/3312-4-0x0000000000F90000-0x0000000000FA6000-memory.dmp

memory/1052-5-0x0000000000400000-0x0000000002C6F000-memory.dmp

memory/1052-8-0x00000000049B0000-0x00000000049B9000-memory.dmp