Malware Analysis Report

2025-08-10 17:40

Sample ID 230916-n82n3sac4s
Target 06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe
SHA256 06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b
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

06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b

Threat Level: Known bad

The file 06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan

SmokeLoader

Deletes itself

Unsigned PE

Suspicious use of SendNotifyMessage

Suspicious behavior: EnumeratesProcesses

Uses Task Scheduler COM API

Checks SCSI registry key(s)

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: MapViewOfSection

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-09-16 12:04

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-09-16 12:04

Reported

2023-09-16 12:07

Platform

win7-20230831-en

Max time kernel

150s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.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\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe N/A
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Suspicious behavior: GetForegroundWindowSpam

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

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
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Suspicious use of SendNotifyMessage

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

C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe

"C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 gudintas.at udp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp

Files

memory/3040-1-0x00000000007F0000-0x00000000008F0000-memory.dmp

memory/3040-2-0x0000000000400000-0x0000000000711000-memory.dmp

memory/3040-3-0x0000000000220000-0x0000000000229000-memory.dmp

memory/3040-5-0x0000000000400000-0x0000000000711000-memory.dmp

memory/1280-4-0x0000000002A10000-0x0000000002A26000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-09-16 12:04

Reported

2023-09-16 12:07

Platform

win10v2004-20230915-en

Max time kernel

150s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe N/A
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Suspicious behavior: GetForegroundWindowSpam

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

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe

"C:\Users\Admin\AppData\Local\Temp\06f3c31343921c5f63bc0803569db1a31f0ecdf6029f167dcc234754eabacc9b_JC.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 240.81.21.72.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 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 gudintas.at udp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
US 8.8.8.8:53 180.104.156.187.in-addr.arpa udp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
MX 187.156.104.180:80 gudintas.at tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
US 8.8.8.8:53 126.211.247.8.in-addr.arpa udp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
MX 187.156.104.180:80 gudintas.at tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 253.15.104.51.in-addr.arpa udp

Files

memory/4868-1-0x0000000000760000-0x0000000000860000-memory.dmp

memory/4868-2-0x0000000000400000-0x0000000000711000-memory.dmp

memory/4868-3-0x0000000002460000-0x0000000002469000-memory.dmp

memory/3156-4-0x0000000000510000-0x0000000000526000-memory.dmp

memory/4868-5-0x0000000000400000-0x0000000000711000-memory.dmp