Malware Analysis Report

2025-01-02 10:52

Sample ID 241013-x5ympayclm
Target 52c673a487d5108b4d7fdf3f7980abb2e3fe51308b13ef6a9ed69d4f43c2f17b
SHA256 52c673a487d5108b4d7fdf3f7980abb2e3fe51308b13ef6a9ed69d4f43c2f17b
Tags
smokeloader pub1 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

52c673a487d5108b4d7fdf3f7980abb2e3fe51308b13ef6a9ed69d4f43c2f17b

Threat Level: Known bad

The file 52c673a487d5108b4d7fdf3f7980abb2e3fe51308b13ef6a9ed69d4f43c2f17b was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 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

2024-10-13 19:26

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-13 19:26

Reported

2024-10-13 19:27

Platform

win7-20240903-en

Max time kernel

16s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\52c673a487d5108b4d7fdf3f7980abb2e3fe51308b13ef6a9ed69d4f43c2f17b.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\52c673a487d5108b4d7fdf3f7980abb2e3fe51308b13ef6a9ed69d4f43c2f17b.exe

"C:\Users\Admin\AppData\Local\Temp\52c673a487d5108b4d7fdf3f7980abb2e3fe51308b13ef6a9ed69d4f43c2f17b.exe"

Network

N/A

Files

memory/2068-1-0x0000000002CD0000-0x0000000002DD0000-memory.dmp

memory/2068-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2068-2-0x0000000000400000-0x0000000002B3E000-memory.dmp

memory/2068-4-0x0000000000400000-0x0000000002B3E000-memory.dmp

memory/2068-5-0x0000000000400000-0x0000000002B3E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-13 19:26

Reported

2024-10-13 19:27

Platform

win10v2004-20241007-en

Max time kernel

48s

Max time network

49s

Command Line

"C:\Users\Admin\AppData\Local\Temp\52c673a487d5108b4d7fdf3f7980abb2e3fe51308b13ef6a9ed69d4f43c2f17b.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\52c673a487d5108b4d7fdf3f7980abb2e3fe51308b13ef6a9ed69d4f43c2f17b.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\52c673a487d5108b4d7fdf3f7980abb2e3fe51308b13ef6a9ed69d4f43c2f17b.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\52c673a487d5108b4d7fdf3f7980abb2e3fe51308b13ef6a9ed69d4f43c2f17b.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\52c673a487d5108b4d7fdf3f7980abb2e3fe51308b13ef6a9ed69d4f43c2f17b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\52c673a487d5108b4d7fdf3f7980abb2e3fe51308b13ef6a9ed69d4f43c2f17b.exe

"C:\Users\Admin\AppData\Local\Temp\52c673a487d5108b4d7fdf3f7980abb2e3fe51308b13ef6a9ed69d4f43c2f17b.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4440 -ip 4440

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4440 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 85.252.19.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 107.209.201.84.in-addr.arpa udp

Files

memory/4440-1-0x0000000002D90000-0x0000000002E90000-memory.dmp

memory/4440-2-0x0000000002BC0000-0x0000000002BCB000-memory.dmp

memory/4440-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4440-6-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4440-5-0x0000000002BC0000-0x0000000002BCB000-memory.dmp

memory/4440-4-0x0000000000400000-0x0000000002B3E000-memory.dmp