Malware Analysis Report

2025-01-02 11:12

Sample ID 240310-2wvxnadf8z
Target 8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6
SHA256 8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6
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

8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6

Threat Level: Known bad

The file 8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6 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

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-10 22:56

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-03-10 22:56

Reported

2024-03-10 22:59

Platform

win7-20240221-en

Max time kernel

158s

Max time network

133s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.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\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe

"C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 kamsmad.com udp
MZ 196.22.53.110:80 kamsmad.com tcp
MZ 196.22.53.110:80 kamsmad.com tcp
MZ 196.22.53.110:80 kamsmad.com tcp
MZ 196.22.53.110:80 kamsmad.com tcp
MZ 196.22.53.110:80 kamsmad.com tcp
MZ 196.22.53.110:80 kamsmad.com tcp
MZ 196.22.53.110:80 kamsmad.com tcp
MZ 196.22.53.110:80 kamsmad.com tcp
MZ 196.22.53.110:80 kamsmad.com tcp
MZ 196.22.53.110:80 kamsmad.com tcp
MZ 196.22.53.110:80 kamsmad.com tcp

Files

memory/1164-1-0x00000000005C0000-0x00000000006C0000-memory.dmp

memory/1164-2-0x0000000000220000-0x000000000022B000-memory.dmp

memory/1164-3-0x0000000000400000-0x0000000000474000-memory.dmp

memory/1228-4-0x0000000002920000-0x0000000002936000-memory.dmp

memory/1164-5-0x0000000000400000-0x0000000000474000-memory.dmp

memory/1164-8-0x0000000000220000-0x000000000022B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-10 22:56

Reported

2024-03-10 22:59

Platform

win10v2004-20231215-en

Max time kernel

150s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.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\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe

"C:\Users\Admin\AppData\Local\Temp\8fee7e144565c3b6d2f583407b1f5a262d4c0a66af19cee20486cf8b417d82c6.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 kamsmad.com udp
KR 125.7.253.10:80 kamsmad.com tcp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
KR 125.7.253.10:80 kamsmad.com tcp
US 8.8.8.8:53 10.253.7.125.in-addr.arpa udp
KR 125.7.253.10:80 kamsmad.com tcp
KR 125.7.253.10:80 kamsmad.com tcp
KR 125.7.253.10:80 kamsmad.com tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
KR 125.7.253.10:80 kamsmad.com tcp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
KR 125.7.253.10:80 kamsmad.com tcp
KR 125.7.253.10:80 kamsmad.com tcp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
KR 125.7.253.10:80 kamsmad.com tcp
KR 125.7.253.10:80 kamsmad.com tcp
KR 125.7.253.10:80 kamsmad.com tcp

Files

memory/4556-1-0x0000000000640000-0x0000000000740000-memory.dmp

memory/4556-2-0x0000000000620000-0x000000000062B000-memory.dmp

memory/4556-3-0x0000000000400000-0x0000000000474000-memory.dmp

memory/3560-4-0x00000000026F0000-0x0000000002706000-memory.dmp

memory/4556-5-0x0000000000400000-0x0000000000474000-memory.dmp