Malware Analysis Report

2025-01-02 11:40

Sample ID 241009-cpb4jashnk
Target ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c.exe
SHA256 ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c
Tags
smokeloader pub2 backdoor discovery trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c

Threat Level: Known bad

The file ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub2 backdoor discovery trojan

SmokeLoader

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-09 02:14

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-09 02:14

Reported

2024-10-09 02:17

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

97s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c.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\ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c.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\ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c.exe

"C:\Users\Admin\AppData\Local\Temp\ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4200 -ip 4200

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 464

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 69.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 138.201.86.20.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/4200-1-0x0000000000690000-0x0000000000790000-memory.dmp

memory/4200-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4200-3-0x0000000000400000-0x0000000000480000-memory.dmp

memory/4200-5-0x0000000000400000-0x0000000000480000-memory.dmp

memory/4200-6-0x0000000000400000-0x000000000040B000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-09 02:14

Reported

2024-10-09 02:17

Platform

win7-20240708-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c.exe

"C:\Users\Admin\AppData\Local\Temp\ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c.exe"

Network

N/A

Files

memory/2252-1-0x00000000008E0000-0x00000000009E0000-memory.dmp

memory/2252-2-0x0000000000400000-0x0000000000480000-memory.dmp

memory/2252-4-0x0000000000400000-0x0000000000480000-memory.dmp

memory/2252-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2252-5-0x0000000000400000-0x0000000000480000-memory.dmp