Malware Analysis Report

2025-01-02 11:15

Sample ID 240312-fvch2abb79
Target c28767cd04b0a90ffc09c5e7d58ec760
SHA256 786011dec9484fb81863be557b51a2adba291cee4cc6c6f91fd21c2ce94cb1a8
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

786011dec9484fb81863be557b51a2adba291cee4cc6c6f91fd21c2ce94cb1a8

Threat Level: Known bad

The file c28767cd04b0a90ffc09c5e7d58ec760 was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan

SmokeLoader

Deletes itself

Unsigned PE

Checks SCSI registry key(s)

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Uses Task Scheduler COM API

Suspicious use of UnmapMainImage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-12 05:11

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-12 05:11

Reported

2024-03-12 05:13

Platform

win7-20240221-en

Max time kernel

150s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.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\c28767cd04b0a90ffc09c5e7d58ec760.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.exe

"C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.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/2248-1-0x0000000002D70000-0x0000000002E70000-memory.dmp

memory/2248-2-0x0000000000220000-0x0000000000229000-memory.dmp

memory/2248-3-0x0000000000400000-0x0000000002CB4000-memory.dmp

memory/1204-4-0x0000000002E80000-0x0000000002E96000-memory.dmp

memory/2248-5-0x0000000000400000-0x0000000002CB4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-12 05:11

Reported

2024-03-12 05:13

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.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\c28767cd04b0a90ffc09c5e7d58ec760.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.exe N/A

Suspicious use of UnmapMainImage

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

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.exe

"C:\Users\Admin\AppData\Local\Temp\c28767cd04b0a90ffc09c5e7d58ec760.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.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 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.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 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 28.73.42.20.in-addr.arpa udp

Files

memory/1388-1-0x0000000002E50000-0x0000000002F50000-memory.dmp

memory/1388-2-0x0000000002E20000-0x0000000002E29000-memory.dmp

memory/1388-3-0x0000000000400000-0x0000000002CB4000-memory.dmp

memory/3368-4-0x0000000001090000-0x00000000010A6000-memory.dmp

memory/1388-5-0x0000000000400000-0x0000000002CB4000-memory.dmp