Malware Analysis Report

2024-12-08 00:45

Sample ID 231220-sdt3zachf7
Target d06a1247aff4a07a54dcb941c38a58ab
SHA256 b720945a936e487530d97c675ad5f7d51d6482d58dd7f72cc3228d473601934c
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

b720945a936e487530d97c675ad5f7d51d6482d58dd7f72cc3228d473601934c

Threat Level: Known bad

The file d06a1247aff4a07a54dcb941c38a58ab was found to be: Known bad.

Malicious Activity Summary

smokeloader pub3 backdoor trojan

SmokeLoader

Deletes itself

Unsigned PE

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Uses Task Scheduler COM API

Checks SCSI registry key(s)

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-12-20 15:01

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-20 15:01

Reported

2023-12-21 16:19

Platform

win7-20231215-en

Max time kernel

150s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.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\d06a1247aff4a07a54dcb941c38a58ab.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.exe

"C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.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/2508-2-0x0000000000020000-0x0000000000029000-memory.dmp

memory/2508-1-0x0000000000A00000-0x0000000000B00000-memory.dmp

memory/2508-3-0x0000000000400000-0x0000000000870000-memory.dmp

memory/1284-4-0x0000000002990000-0x00000000029A5000-memory.dmp

memory/2508-5-0x0000000000400000-0x0000000000870000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-20 15:01

Reported

2023-12-21 16:19

Platform

win10v2004-20231215-en

Max time kernel

150s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.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\d06a1247aff4a07a54dcb941c38a58ab.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.exe N/A
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Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.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

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.exe

"C:\Users\Admin\AppData\Local\Temp\d06a1247aff4a07a54dcb941c38a58ab.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1408 -ip 1408

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1408 -s 368

Network

Country Destination Domain Proto
US 8.8.8.8:53 82.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 195.233.44.23.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 50.163.64.3.in-addr.arpa udp
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
US 8.8.8.8:53 46.197.91.208.in-addr.arpa udp
US 8.8.8.8:53 40.229.107.89.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 138.91.171.81:80 tcp
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 9.173.189.20.in-addr.arpa udp

Files

memory/1408-3-0x0000000000400000-0x0000000000870000-memory.dmp

memory/1408-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

memory/1408-1-0x00000000009C0000-0x0000000000AC0000-memory.dmp

memory/3448-4-0x0000000002D00000-0x0000000002D15000-memory.dmp

memory/1408-7-0x0000000000400000-0x0000000000870000-memory.dmp