Malware Analysis Report

2025-01-02 04:44

Sample ID 240430-n9dzeabg81
Target evil.exe
SHA256 c60dcba82bf60752e7a1b23c5f25c92b60304bc8bf7d617824611b900850950f
Tags
smokeloader backdoor trojan
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

c60dcba82bf60752e7a1b23c5f25c92b60304bc8bf7d617824611b900850950f

Threat Level: Known bad

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

Malicious Activity Summary

smokeloader backdoor trojan

SmokeLoader

Unsigned PE

Program crash

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-30 12:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-30 12:05

Reported

2024-04-30 12:08

Platform

win10v2004-20240419-en

Max time kernel

147s

Max time network

150s

Command Line

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

Signatures

SmokeLoader

trojan backdoor smokeloader

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\evil.exe

Checks SCSI registry key(s)

Description Indicator Process Target
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\evil.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\evil.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\evil.exe N/A

Processes

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2340 -ip 2340

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2340 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

memory/2340-1-0x00000000026D0000-0x00000000027D0000-memory.dmp

memory/2340-2-0x00000000026C0000-0x00000000026C9000-memory.dmp

memory/2340-3-0x0000000000400000-0x000000000259F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-30 12:05

Reported

2024-04-30 12:08

Platform

win11-20240419-en

Max time kernel

147s

Max time network

150s

Command Line

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

Signatures

SmokeLoader

trojan backdoor smokeloader

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\evil.exe

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\evil.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\evil.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\evil.exe N/A

Processes

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4276 -ip 4276

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4276 -s 384

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

memory/4276-2-0x00000000026F0000-0x00000000026F9000-memory.dmp

memory/4276-1-0x0000000002800000-0x0000000002900000-memory.dmp

memory/4276-3-0x0000000000400000-0x000000000259F000-memory.dmp