Malware Analysis Report

2025-01-02 11:08

Sample ID 240313-zxjjxagh2x
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

Checks SCSI registry key(s)

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of UnmapMainImage

Uses Task Scheduler COM API

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-13 21:05

Signatures

Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-03-13 21:05

Reported

2024-03-13 21:08

Platform

win7-20240221-en

Max time kernel

150s

Max time network

119s

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 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

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
UZ 195.158.3.162:80 nidoe.org tcp
UZ 195.158.3.162:80 nidoe.org tcp
UZ 195.158.3.162:80 nidoe.org tcp
UZ 195.158.3.162:80 nidoe.org tcp
UZ 195.158.3.162:80 nidoe.org tcp
UZ 195.158.3.162:80 nidoe.org tcp
UZ 195.158.3.162:80 nidoe.org tcp
UZ 195.158.3.162:80 nidoe.org tcp
UZ 195.158.3.162:80 nidoe.org tcp
UZ 195.158.3.162:80 nidoe.org tcp
UZ 195.158.3.162:80 nidoe.org tcp

Files

memory/1704-2-0x0000000000220000-0x000000000022B000-memory.dmp

memory/1704-3-0x0000000000400000-0x0000000000474000-memory.dmp

memory/1704-1-0x00000000005D0000-0x00000000006D0000-memory.dmp

memory/1248-4-0x0000000002DA0000-0x0000000002DB6000-memory.dmp

memory/1704-5-0x0000000000400000-0x0000000000474000-memory.dmp

memory/1704-7-0x0000000000220000-0x000000000022B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-13 21:05

Reported

2024-03-13 21:08

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

150s

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 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

Suspicious use of UnmapMainImage

Description Indicator Process Target
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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 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 nidoe.org udp
SA 178.86.72.207:80 nidoe.org tcp
SA 178.86.72.207:80 nidoe.org tcp
SA 178.86.72.207:80 nidoe.org tcp
US 8.8.8.8:53 207.72.86.178.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
SA 178.86.72.207:80 nidoe.org tcp
SA 178.86.72.207:80 nidoe.org tcp
SA 178.86.72.207:80 nidoe.org tcp
SA 178.86.72.207:80 nidoe.org tcp
US 8.8.8.8:53 195.177.78.104.in-addr.arpa udp
SA 178.86.72.207:80 nidoe.org tcp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
SA 178.86.72.207:80 nidoe.org tcp
SA 178.86.72.207:80 nidoe.org tcp
SA 178.86.72.207:80 nidoe.org tcp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 65.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 186.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.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 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 75.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 55.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 88.16.208.104.in-addr.arpa udp
GB 96.17.179.55:80 tcp

Files

memory/1180-1-0x00000000007A0000-0x00000000008A0000-memory.dmp

memory/1180-2-0x00000000005D0000-0x00000000005DB000-memory.dmp

memory/1180-3-0x0000000000400000-0x0000000000474000-memory.dmp

memory/3376-4-0x00000000028B0000-0x00000000028C6000-memory.dmp

memory/1180-5-0x0000000000400000-0x0000000000474000-memory.dmp

memory/1180-8-0x00000000005D0000-0x00000000005DB000-memory.dmp