Malware Analysis Report

2025-01-02 11:40

Sample ID 241008-cx76yavall
Target e684bed5b84f09dd85a88a7847fb4aaed9845f9b8098f0dda486a095a3115d4c.exe
SHA256 e684bed5b84f09dd85a88a7847fb4aaed9845f9b8098f0dda486a095a3115d4c
Tags
smokeloader pub2 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

e684bed5b84f09dd85a88a7847fb4aaed9845f9b8098f0dda486a095a3115d4c

Threat Level: Known bad

The file e684bed5b84f09dd85a88a7847fb4aaed9845f9b8098f0dda486a095a3115d4c.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub2 backdoor trojan discovery

SmokeLoader

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-08 02:28

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-08 02:28

Reported

2024-10-08 03:09

Platform

win7-20240903-en

Max time kernel

11s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e684bed5b84f09dd85a88a7847fb4aaed9845f9b8098f0dda486a095a3115d4c.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\e684bed5b84f09dd85a88a7847fb4aaed9845f9b8098f0dda486a095a3115d4c.exe

"C:\Users\Admin\AppData\Local\Temp\e684bed5b84f09dd85a88a7847fb4aaed9845f9b8098f0dda486a095a3115d4c.exe"

Network

N/A

Files

memory/2320-1-0x00000000002D0000-0x00000000003D0000-memory.dmp

memory/2320-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2320-5-0x0000000000400000-0x000000000047D000-memory.dmp

memory/2320-4-0x0000000000400000-0x000000000040B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-08 02:28

Reported

2024-10-08 03:24

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e684bed5b84f09dd85a88a7847fb4aaed9845f9b8098f0dda486a095a3115d4c.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\e684bed5b84f09dd85a88a7847fb4aaed9845f9b8098f0dda486a095a3115d4c.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\e684bed5b84f09dd85a88a7847fb4aaed9845f9b8098f0dda486a095a3115d4c.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\e684bed5b84f09dd85a88a7847fb4aaed9845f9b8098f0dda486a095a3115d4c.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\e684bed5b84f09dd85a88a7847fb4aaed9845f9b8098f0dda486a095a3115d4c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e684bed5b84f09dd85a88a7847fb4aaed9845f9b8098f0dda486a095a3115d4c.exe

"C:\Users\Admin\AppData\Local\Temp\e684bed5b84f09dd85a88a7847fb4aaed9845f9b8098f0dda486a095a3115d4c.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2424 -ip 2424

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2424 -s 356

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 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 8.179.89.13.in-addr.arpa udp

Files

memory/2424-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2424-1-0x0000000000760000-0x0000000000860000-memory.dmp

memory/2424-3-0x0000000000400000-0x000000000047D000-memory.dmp

memory/2424-4-0x0000000000400000-0x000000000047D000-memory.dmp

memory/2424-5-0x0000000000400000-0x000000000040B000-memory.dmp