Malware Analysis Report

2024-12-08 00:47

Sample ID 231220-r827dsbba2
Target ce035f479e496ba4fad2d4334600edaa
SHA256 cd5d71121408f1be0b9fd6e61d3b113647d590698bf231ed8f7b6bc59505129a
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

cd5d71121408f1be0b9fd6e61d3b113647d590698bf231ed8f7b6bc59505129a

Threat Level: Known bad

The file ce035f479e496ba4fad2d4334600edaa was found to be: Known bad.

Malicious Activity Summary

smokeloader pub3 backdoor trojan

SmokeLoader

Deletes itself

Program crash

Unsigned PE

Suspicious use of FindShellTrayWindow

Checks SCSI registry key(s)

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Uses Task Scheduler COM API

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-20 14:52

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2023-12-20 14:52

Reported

2023-12-21 15:16

Platform

win7-20231215-en

Max time kernel

150s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.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\ce035f479e496ba4fad2d4334600edaa.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.exe

"C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.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/2472-1-0x00000000005B0000-0x00000000006B0000-memory.dmp

memory/2472-2-0x0000000000020000-0x0000000000029000-memory.dmp

memory/2472-3-0x0000000000400000-0x0000000000455000-memory.dmp

memory/2472-5-0x0000000000400000-0x0000000000455000-memory.dmp

memory/1208-4-0x0000000002190000-0x00000000021A5000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-20 14:52

Reported

2023-12-21 15:16

Platform

win10v2004-20231215-en

Max time kernel

150s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.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\ce035f479e496ba4fad2d4334600edaa.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A
Token: SeShutdownPrivilege N/A N/A N/A
Token: SeCreatePagefilePrivilege N/A N/A N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
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Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.exe

"C:\Users\Admin\AppData\Local\Temp\ce035f479e496ba4fad2d4334600edaa.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3064 -ip 3064

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 368

Network

Country Destination Domain Proto
US 8.8.8.8:53 83.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.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 46.197.91.208.in-addr.arpa udp
US 8.8.8.8:53 50.163.64.3.in-addr.arpa 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 40.229.107.89.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp

Files

memory/3064-3-0x0000000000400000-0x0000000000455000-memory.dmp

memory/3064-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

memory/3064-1-0x0000000000630000-0x0000000000730000-memory.dmp

memory/3500-4-0x0000000002F60000-0x0000000002F75000-memory.dmp

memory/3064-7-0x0000000000400000-0x0000000000455000-memory.dmp