Malware Analysis Report

2024-12-08 00:44

Sample ID 240501-axw3kabe6v
Target 8c914553c6183ea70ba24e83a66da5eaa9badc0a1ffc56b27418f071825f4d8e
SHA256 8c914553c6183ea70ba24e83a66da5eaa9badc0a1ffc56b27418f071825f4d8e
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

8c914553c6183ea70ba24e83a66da5eaa9badc0a1ffc56b27418f071825f4d8e

Threat Level: Known bad

The file 8c914553c6183ea70ba24e83a66da5eaa9badc0a1ffc56b27418f071825f4d8e 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

2024-05-01 00:36

Signatures

Smokeloader family

smokeloader

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-01 00:36

Reported

2024-05-01 00:38

Platform

win7-20231129-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8c914553c6183ea70ba24e83a66da5eaa9badc0a1ffc56b27418f071825f4d8e.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\8c914553c6183ea70ba24e83a66da5eaa9badc0a1ffc56b27418f071825f4d8e.exe

"C:\Users\Admin\AppData\Local\Temp\8c914553c6183ea70ba24e83a66da5eaa9badc0a1ffc56b27418f071825f4d8e.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1160 -s 36

Network

N/A

Files

memory/1160-0-0x0000000000400000-0x000000000040B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-01 00:36

Reported

2024-05-01 00:38

Platform

win10v2004-20240426-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8c914553c6183ea70ba24e83a66da5eaa9badc0a1ffc56b27418f071825f4d8e.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\8c914553c6183ea70ba24e83a66da5eaa9badc0a1ffc56b27418f071825f4d8e.exe

"C:\Users\Admin\AppData\Local\Temp\8c914553c6183ea70ba24e83a66da5eaa9badc0a1ffc56b27418f071825f4d8e.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1160 -ip 1160

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1160 -s 224

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 122.10.44.20.in-addr.arpa udp

Files

memory/1160-0-0x0000000000400000-0x000000000040B000-memory.dmp