Malware Analysis Report

2025-01-02 10:54

Sample ID 241020-cds8nsscpg
Target 2cfc6fe46f2025a7aeab3dbb5d271c49cb3341545313582ab6603351e75ee19c.exe
SHA256 2cfc6fe46f2025a7aeab3dbb5d271c49cb3341545313582ab6603351e75ee19c
Tags
smokeloader pub1 backdoor trojan discovery
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

2cfc6fe46f2025a7aeab3dbb5d271c49cb3341545313582ab6603351e75ee19c

Threat Level: Known bad

The file 2cfc6fe46f2025a7aeab3dbb5d271c49cb3341545313582ab6603351e75ee19c.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan discovery

SmokeLoader

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-20 01:58

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-20 01:58

Reported

2024-10-20 02:00

Platform

win7-20240903-en

Max time kernel

119s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2cfc6fe46f2025a7aeab3dbb5d271c49cb3341545313582ab6603351e75ee19c.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\2cfc6fe46f2025a7aeab3dbb5d271c49cb3341545313582ab6603351e75ee19c.exe

"C:\Users\Admin\AppData\Local\Temp\2cfc6fe46f2025a7aeab3dbb5d271c49cb3341545313582ab6603351e75ee19c.exe"

Network

N/A

Files

memory/2684-0-0x0000000000220000-0x000000000024C000-memory.dmp

memory/2684-1-0x0000000000250000-0x000000000025B000-memory.dmp

memory/2684-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2684-3-0x0000000000400000-0x000000000046A000-memory.dmp

memory/2684-6-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2684-5-0x0000000000220000-0x000000000024C000-memory.dmp

memory/2684-4-0x0000000000250000-0x000000000025B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-20 01:58

Reported

2024-10-20 02:00

Platform

win10v2004-20241007-en

Max time kernel

139s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2cfc6fe46f2025a7aeab3dbb5d271c49cb3341545313582ab6603351e75ee19c.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2cfc6fe46f2025a7aeab3dbb5d271c49cb3341545313582ab6603351e75ee19c.exe 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\2cfc6fe46f2025a7aeab3dbb5d271c49cb3341545313582ab6603351e75ee19c.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\2cfc6fe46f2025a7aeab3dbb5d271c49cb3341545313582ab6603351e75ee19c.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\2cfc6fe46f2025a7aeab3dbb5d271c49cb3341545313582ab6603351e75ee19c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2cfc6fe46f2025a7aeab3dbb5d271c49cb3341545313582ab6603351e75ee19c.exe

"C:\Users\Admin\AppData\Local\Temp\2cfc6fe46f2025a7aeab3dbb5d271c49cb3341545313582ab6603351e75ee19c.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2912 -ip 2912

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 352

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 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.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 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/2912-0-0x00000000005D0000-0x00000000005FC000-memory.dmp

memory/2912-1-0x00000000020A0000-0x00000000020AB000-memory.dmp

memory/2912-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2912-3-0x0000000000400000-0x000000000046A000-memory.dmp

memory/2912-6-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2912-5-0x00000000020A0000-0x00000000020AB000-memory.dmp

memory/2912-4-0x00000000005D0000-0x00000000005FC000-memory.dmp