Malware Analysis Report

2025-01-02 10:53

Sample ID 241104-a855lszcnn
Target 2e4ab34dcfd40afc19f0f3ec171f78b1362dbace975891fec296e60e1ac127a6
SHA256 2e4ab34dcfd40afc19f0f3ec171f78b1362dbace975891fec296e60e1ac127a6
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

2e4ab34dcfd40afc19f0f3ec171f78b1362dbace975891fec296e60e1ac127a6

Threat Level: Known bad

The file 2e4ab34dcfd40afc19f0f3ec171f78b1362dbace975891fec296e60e1ac127a6 was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 backdoor trojan discovery

SmokeLoader

Smokeloader family

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-04 00:53

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-04 00:53

Reported

2024-11-04 00:56

Platform

win7-20240903-en

Max time kernel

120s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2e4ab34dcfd40afc19f0f3ec171f78b1362dbace975891fec296e60e1ac127a6.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Smokeloader family

smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\2e4ab34dcfd40afc19f0f3ec171f78b1362dbace975891fec296e60e1ac127a6.exe

"C:\Users\Admin\AppData\Local\Temp\2e4ab34dcfd40afc19f0f3ec171f78b1362dbace975891fec296e60e1ac127a6.exe"

Network

N/A

Files

memory/2556-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2556-1-0x0000000000250000-0x000000000025B000-memory.dmp

memory/2556-0-0x0000000000220000-0x000000000024B000-memory.dmp

memory/2556-3-0x0000000000400000-0x0000000000467000-memory.dmp

memory/2556-4-0x0000000000250000-0x000000000025B000-memory.dmp

memory/2556-5-0x0000000000220000-0x000000000024B000-memory.dmp

memory/2556-6-0x0000000000400000-0x000000000040B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-04 00:53

Reported

2024-11-04 00:56

Platform

win10v2004-20241007-en

Max time kernel

141s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2e4ab34dcfd40afc19f0f3ec171f78b1362dbace975891fec296e60e1ac127a6.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Smokeloader family

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\2e4ab34dcfd40afc19f0f3ec171f78b1362dbace975891fec296e60e1ac127a6.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\2e4ab34dcfd40afc19f0f3ec171f78b1362dbace975891fec296e60e1ac127a6.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\2e4ab34dcfd40afc19f0f3ec171f78b1362dbace975891fec296e60e1ac127a6.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\2e4ab34dcfd40afc19f0f3ec171f78b1362dbace975891fec296e60e1ac127a6.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2e4ab34dcfd40afc19f0f3ec171f78b1362dbace975891fec296e60e1ac127a6.exe

"C:\Users\Admin\AppData\Local\Temp\2e4ab34dcfd40afc19f0f3ec171f78b1362dbace975891fec296e60e1ac127a6.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3548 -ip 3548

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3548 -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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 149.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

memory/3548-0-0x00000000001D0000-0x00000000001FB000-memory.dmp

memory/3548-1-0x00000000005C0000-0x00000000005CB000-memory.dmp

memory/3548-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/3548-4-0x00000000001D0000-0x00000000001FB000-memory.dmp

memory/3548-6-0x0000000000400000-0x000000000040B000-memory.dmp

memory/3548-5-0x00000000005C0000-0x00000000005CB000-memory.dmp

memory/3548-3-0x0000000000400000-0x0000000000467000-memory.dmp