Malware Analysis Report

2025-08-06 03:42

Sample ID 230921-z6ra4scf55
Target 2544-318-0x0000000000400000-0x0000000000409000-memory.dmp
SHA256 82d5f12804e20e46f13e986d1df969c23ddcaab265f87a1904b3dde4662fa0c2
Tags
smokeloader backdoor trojan pub1
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

82d5f12804e20e46f13e986d1df969c23ddcaab265f87a1904b3dde4662fa0c2

Threat Level: Known bad

The file 2544-318-0x0000000000400000-0x0000000000409000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

smokeloader backdoor trojan pub1

Smokeloader family

SmokeLoader

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-09-21 21:20

Signatures

Smokeloader family

smokeloader

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2023-09-21 21:20

Reported

2023-09-21 21:22

Platform

win10v2004-20230915-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2544-318-0x0000000000400000-0x0000000000409000-memory.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\2544-318-0x0000000000400000-0x0000000000409000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2544-318-0x0000000000400000-0x0000000000409000-memory.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3340 -ip 3340

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3340 -s 224

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 15.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 54.120.234.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 udp
N/A 20.114.59.183:443 tcp

Files

memory/3340-0-0x0000000000400000-0x0000000000409000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-09-21 21:20

Reported

2023-09-21 21:22

Platform

win7-20230831-en

Max time kernel

119s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2544-318-0x0000000000400000-0x0000000000409000-memory.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2544-318-0x0000000000400000-0x0000000000409000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2544-318-0x0000000000400000-0x0000000000409000-memory.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2112 -s 36

Network

N/A

Files

memory/2112-0-0x0000000000400000-0x0000000000409000-memory.dmp