Malware Analysis Report

2025-01-02 11:40

Sample ID 241014-mf51cstdkh
Target 1e6cb5a76ae2be7ec6dba511c9b622a8.exe
SHA256 ec901da405ea52104876cb36ddc08b640c68b14512a0d828027bcf4835dd61ed
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

ec901da405ea52104876cb36ddc08b640c68b14512a0d828027bcf4835dd61ed

Threat Level: Known bad

The file 1e6cb5a76ae2be7ec6dba511c9b622a8.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub2 backdoor trojan discovery

SmokeLoader

Program crash

System Location Discovery: System Language Discovery

Unsigned PE

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-14 10:25

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-14 10:25

Reported

2024-10-14 10:27

Platform

win7-20240708-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1e6cb5a76ae2be7ec6dba511c9b622a8.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\1e6cb5a76ae2be7ec6dba511c9b622a8.exe

"C:\Users\Admin\AppData\Local\Temp\1e6cb5a76ae2be7ec6dba511c9b622a8.exe"

Network

N/A

Files

memory/2484-2-0x00000000002B0000-0x00000000003B0000-memory.dmp

memory/2484-3-0x00000000001B0000-0x00000000001BB000-memory.dmp

memory/2484-4-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2484-1-0x0000000000400000-0x0000000002B46000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-14 10:25

Reported

2024-10-14 10:27

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1e6cb5a76ae2be7ec6dba511c9b622a8.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\1e6cb5a76ae2be7ec6dba511c9b622a8.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\1e6cb5a76ae2be7ec6dba511c9b622a8.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\1e6cb5a76ae2be7ec6dba511c9b622a8.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\1e6cb5a76ae2be7ec6dba511c9b622a8.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\1e6cb5a76ae2be7ec6dba511c9b622a8.exe

"C:\Users\Admin\AppData\Local\Temp\1e6cb5a76ae2be7ec6dba511c9b622a8.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4716 -ip 4716

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 94.65.42.20.in-addr.arpa udp

Files

memory/4716-1-0x0000000002C90000-0x0000000002D90000-memory.dmp

memory/4716-2-0x0000000002BD0000-0x0000000002BDB000-memory.dmp

memory/4716-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4716-6-0x0000000000400000-0x000000000040B000-memory.dmp

memory/4716-5-0x0000000002BD0000-0x0000000002BDB000-memory.dmp

memory/4716-4-0x0000000000400000-0x0000000002B46000-memory.dmp