Malware Analysis Report

2025-01-02 04:35

Sample ID 241122-nzfegswlbl
Target 6de7ad7a24df9cc132f3c41d2b1ccce72f31f8c9975baed68c0fbed042a80f41.exe
SHA256 6de7ad7a24df9cc132f3c41d2b1ccce72f31f8c9975baed68c0fbed042a80f41
Tags
smokeloader pub3 backdoor discovery 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

6de7ad7a24df9cc132f3c41d2b1ccce72f31f8c9975baed68c0fbed042a80f41

Threat Level: Known bad

The file 6de7ad7a24df9cc132f3c41d2b1ccce72f31f8c9975baed68c0fbed042a80f41.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub3 backdoor discovery trojan

SmokeLoader

Smokeloader family

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-22 11:49

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-22 11:49

Reported

2024-11-22 11:52

Platform

win7-20240903-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6de7ad7a24df9cc132f3c41d2b1ccce72f31f8c9975baed68c0fbed042a80f41.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\6de7ad7a24df9cc132f3c41d2b1ccce72f31f8c9975baed68c0fbed042a80f41.exe

"C:\Users\Admin\AppData\Local\Temp\6de7ad7a24df9cc132f3c41d2b1ccce72f31f8c9975baed68c0fbed042a80f41.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2136 -s 136

Network

N/A

Files

memory/2136-1-0x0000000000A00000-0x0000000000B00000-memory.dmp

memory/2136-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2136-3-0x0000000000400000-0x0000000000885000-memory.dmp

memory/2136-4-0x0000000000400000-0x0000000000885000-memory.dmp

memory/2136-5-0x0000000000400000-0x0000000000409000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-22 11:49

Reported

2024-11-22 11:52

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6de7ad7a24df9cc132f3c41d2b1ccce72f31f8c9975baed68c0fbed042a80f41.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Smokeloader family

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\6de7ad7a24df9cc132f3c41d2b1ccce72f31f8c9975baed68c0fbed042a80f41.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\6de7ad7a24df9cc132f3c41d2b1ccce72f31f8c9975baed68c0fbed042a80f41.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6de7ad7a24df9cc132f3c41d2b1ccce72f31f8c9975baed68c0fbed042a80f41.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6de7ad7a24df9cc132f3c41d2b1ccce72f31f8c9975baed68c0fbed042a80f41.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6de7ad7a24df9cc132f3c41d2b1ccce72f31f8c9975baed68c0fbed042a80f41.exe

"C:\Users\Admin\AppData\Local\Temp\6de7ad7a24df9cc132f3c41d2b1ccce72f31f8c9975baed68c0fbed042a80f41.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4004 -ip 4004

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4004 -s 356

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 144.50.22.2.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 187.63.101.95.in-addr.arpa udp
US 8.8.8.8:53 184.63.101.95.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

memory/4004-1-0x0000000000B00000-0x0000000000C00000-memory.dmp

memory/4004-3-0x0000000000400000-0x0000000000409000-memory.dmp

memory/4004-2-0x0000000000900000-0x0000000000909000-memory.dmp

memory/4004-5-0x0000000000400000-0x0000000000409000-memory.dmp

memory/4004-4-0x0000000000400000-0x0000000000885000-memory.dmp