Malware Analysis Report

2024-12-08 01:26

Sample ID 240720-16ykvsxgjc
Target 72015f56878abda480e80628602704b814236933bfcc8e52e66b349922cc0fd7
SHA256 72015f56878abda480e80628602704b814236933bfcc8e52e66b349922cc0fd7
Tags
smokeloader backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

72015f56878abda480e80628602704b814236933bfcc8e52e66b349922cc0fd7

Threat Level: Known bad

The file 72015f56878abda480e80628602704b814236933bfcc8e52e66b349922cc0fd7 was found to be: Known bad.

Malicious Activity Summary

smokeloader backdoor trojan

Smokeloader family

SmokeLoader

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-20 22:16

Signatures

Smokeloader family

smokeloader

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-20 22:16

Reported

2024-07-20 22:18

Platform

win7-20240704-en

Max time kernel

122s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\72015f56878abda480e80628602704b814236933bfcc8e52e66b349922cc0fd7.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\72015f56878abda480e80628602704b814236933bfcc8e52e66b349922cc0fd7.exe

"C:\Users\Admin\AppData\Local\Temp\72015f56878abda480e80628602704b814236933bfcc8e52e66b349922cc0fd7.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1624 -s 36

Network

N/A

Files

memory/1624-0-0x0000000000400000-0x000000000040B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-20 22:16

Reported

2024-07-20 22:19

Platform

win10v2004-20240709-en

Max time kernel

140s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\72015f56878abda480e80628602704b814236933bfcc8e52e66b349922cc0fd7.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\72015f56878abda480e80628602704b814236933bfcc8e52e66b349922cc0fd7.exe

"C:\Users\Admin\AppData\Local\Temp\72015f56878abda480e80628602704b814236933bfcc8e52e66b349922cc0fd7.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4444 -ip 4444

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4444 -s 224

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net 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
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

memory/4444-0-0x0000000000400000-0x000000000040B000-memory.dmp