Malware Analysis Report

2025-01-02 11:40

Sample ID 241004-vs4xtswdnk
Target 08e3912bd337bff072bd1346ddc39f3a.exe
SHA256 cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37
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

cae15eb4334c0d36ed9152d852766f970df9a0159895050742ca1036d54b0c37

Threat Level: Known bad

The file 08e3912bd337bff072bd1346ddc39f3a.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

2024-10-04 17:16

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-04 17:16

Reported

2024-10-04 17:18

Platform

win10v2004-20240802-en

Max time kernel

95s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\08e3912bd337bff072bd1346ddc39f3a.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\08e3912bd337bff072bd1346ddc39f3a.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\08e3912bd337bff072bd1346ddc39f3a.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\08e3912bd337bff072bd1346ddc39f3a.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\08e3912bd337bff072bd1346ddc39f3a.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\08e3912bd337bff072bd1346ddc39f3a.exe

"C:\Users\Admin\AppData\Local\Temp\08e3912bd337bff072bd1346ddc39f3a.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3536 -ip 3536

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3536 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.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/3536-1-0x0000000000770000-0x0000000000870000-memory.dmp

memory/3536-2-0x0000000000760000-0x000000000076B000-memory.dmp

memory/3536-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/3536-5-0x0000000000760000-0x000000000076B000-memory.dmp

memory/3536-6-0x0000000000400000-0x000000000040B000-memory.dmp

memory/3536-4-0x0000000000400000-0x0000000000534000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-04 17:16

Reported

2024-10-04 17:18

Platform

win7-20240903-en

Max time kernel

118s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\08e3912bd337bff072bd1346ddc39f3a.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\08e3912bd337bff072bd1346ddc39f3a.exe

"C:\Users\Admin\AppData\Local\Temp\08e3912bd337bff072bd1346ddc39f3a.exe"

Network

N/A

Files

memory/2628-1-0x00000000002F0000-0x00000000003F0000-memory.dmp

memory/2628-3-0x0000000000400000-0x0000000000534000-memory.dmp

memory/2628-2-0x0000000000400000-0x000000000040B000-memory.dmp