Malware Analysis Report

2025-01-02 11:15

Sample ID 240312-pfk2asge4v
Target 82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7
SHA256 82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7
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

82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7

Threat Level: Known bad

The file 82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7 was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan

SmokeLoader

Deletes itself

Unsigned PE

Suspicious use of UnmapMainImage

Uses Task Scheduler COM API

Checks SCSI registry key(s)

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-12 12:16

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-12 12:16

Reported

2024-03-12 12:18

Platform

win7-20240221-en

Max time kernel

150s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.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\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.exe

"C:\Users\Admin\AppData\Local\Temp\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 nidoe.org udp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp

Files

memory/3020-1-0x0000000000640000-0x0000000000740000-memory.dmp

memory/3020-2-0x0000000000230000-0x000000000023B000-memory.dmp

memory/3020-3-0x0000000000400000-0x0000000000474000-memory.dmp

memory/3020-5-0x0000000000400000-0x0000000000474000-memory.dmp

memory/1276-4-0x0000000002AF0000-0x0000000002B06000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-12 12:16

Reported

2024-03-12 12:18

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.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\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.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\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.exe

"C:\Users\Admin\AppData\Local\Temp\82d7773cead455124b636fa12d6e1d2b0b3444328f4137837841e145ff57acc7.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 202.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 nidoe.org udp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
US 8.8.8.8:53 138.169.188.196.in-addr.arpa udp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
ET 196.188.169.138:80 nidoe.org tcp
US 8.8.8.8:53 18.31.95.13.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
US 8.8.8.8:53 30.243.111.52.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 8.8.8.8:53 104.193.132.51.in-addr.arpa udp

Files

memory/1944-1-0x0000000000650000-0x0000000000750000-memory.dmp

memory/1944-2-0x00000000004C0000-0x00000000004CB000-memory.dmp

memory/1944-3-0x0000000000400000-0x0000000000474000-memory.dmp

memory/3300-4-0x0000000002890000-0x00000000028A6000-memory.dmp

memory/1944-5-0x0000000000400000-0x0000000000474000-memory.dmp