Malware Analysis Report

2025-01-02 11:40

Sample ID 241009-rdlwxs1apb
Target e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40.exe
SHA256 e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40
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

e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40

Threat Level: Known bad

The file e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40.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

2024-10-09 14:04

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-09 14:04

Reported

2024-10-09 14:07

Platform

win7-20240708-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40.exe

"C:\Users\Admin\AppData\Local\Temp\e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40.exe"

Network

N/A

Files

memory/2248-1-0x0000000000980000-0x0000000000A80000-memory.dmp

memory/2248-2-0x0000000000220000-0x000000000022B000-memory.dmp

memory/2248-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2248-5-0x0000000000220000-0x000000000022B000-memory.dmp

memory/2248-4-0x0000000000400000-0x0000000000531000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-09 14:04

Reported

2024-10-09 14:07

Platform

win10v2004-20241007-en

Max time kernel

95s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40.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\e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40.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\e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40.exe

"C:\Users\Admin\AppData\Local\Temp\e2a7f3f96c3d37c121939e293c68ed5a49d9c3a0ae30e646430e7c8f04338f40.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3720 -ip 3720

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3720 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp

Files

memory/3720-1-0x0000000000660000-0x0000000000760000-memory.dmp

memory/3720-2-0x0000000002280000-0x000000000228B000-memory.dmp

memory/3720-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/3720-5-0x0000000000400000-0x000000000040B000-memory.dmp

memory/3720-4-0x0000000000400000-0x0000000000531000-memory.dmp