Malware Analysis Report

2024-12-08 00:45

Sample ID 231220-rhb8aaafa6
Target c2aa4cb3aeba1a914bc8f5e6725c9a69
SHA256 c0159584eef37c214de8e650a3ca3269a176a2b54ff9ada002791350bcf483bb
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

c0159584eef37c214de8e650a3ca3269a176a2b54ff9ada002791350bcf483bb

Threat Level: Known bad

The file c2aa4cb3aeba1a914bc8f5e6725c9a69 was found to be: Known bad.

Malicious Activity Summary

smokeloader pub3 backdoor trojan

SmokeLoader

Deletes itself

Unsigned PE

Suspicious behavior: MapViewOfSection

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Checks SCSI registry key(s)

Suspicious behavior: EnumeratesProcesses

Uses Task Scheduler COM API

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-20 14:11

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-20 14:11

Reported

2023-12-21 11:05

Platform

win7-20231215-en

Max time kernel

150s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.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\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
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Suspicious use of SendNotifyMessage

Description Indicator Process Target
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Processes

C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe

"C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 gmpeople.com udp
DE 3.64.163.50:80 gmpeople.com tcp
US 8.8.8.8:53 mile48.com udp
US 208.91.197.46:80 mile48.com tcp
US 8.8.8.8:53 lecanardstsornin.com udp
US 8.8.8.8:53 m3600.com udp
US 8.8.8.8:53 camasirx.com udp
TR 89.107.229.40:80 camasirx.com tcp

Files

memory/2208-1-0x0000000002C40000-0x0000000002D40000-memory.dmp

memory/2208-2-0x0000000000020000-0x0000000000029000-memory.dmp

memory/2208-3-0x0000000000400000-0x0000000002B70000-memory.dmp

memory/1292-4-0x0000000002130000-0x0000000002145000-memory.dmp

memory/2208-5-0x0000000000400000-0x0000000002B70000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-20 14:11

Reported

2023-12-21 11:05

Platform

win10v2004-20231215-en

Max time kernel

151s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.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\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe

"C:\Users\Admin\AppData\Local\Temp\c2aa4cb3aeba1a914bc8f5e6725c9a69.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 209.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 gmpeople.com udp
DE 3.64.163.50:80 gmpeople.com tcp
US 8.8.8.8:53 mile48.com udp
US 208.91.197.46:80 mile48.com tcp
US 8.8.8.8:53 lecanardstsornin.com udp
US 8.8.8.8:53 m3600.com udp
US 8.8.8.8:53 camasirx.com udp
TR 89.107.229.40:80 camasirx.com tcp
US 8.8.8.8:53 50.163.64.3.in-addr.arpa udp
US 8.8.8.8:53 46.197.91.208.in-addr.arpa udp
US 8.8.8.8:53 40.229.107.89.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
US 8.8.8.8:53 170.117.168.52.in-addr.arpa udp

Files

memory/5048-1-0x0000000002D80000-0x0000000002E80000-memory.dmp

memory/5048-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

memory/5048-3-0x0000000000400000-0x0000000002B70000-memory.dmp

memory/3320-4-0x0000000000FF0000-0x0000000001005000-memory.dmp

memory/5048-5-0x0000000000400000-0x0000000002B70000-memory.dmp