Malware Analysis Report

2025-01-02 10:55

Sample ID 241015-b5b8ss1gkk
Target 75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac.exe
SHA256 75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac
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

75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac

Threat Level: Known bad

The file 75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub1 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

2024-10-15 01:43

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-15 01:43

Reported

2024-10-15 01:45

Platform

win7-20240729-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac.exe

"C:\Users\Admin\AppData\Local\Temp\75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac.exe"

Network

N/A

Files

memory/2184-1-0x0000000002BF0000-0x0000000002CF0000-memory.dmp

memory/2184-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2184-4-0x0000000000400000-0x0000000002B41000-memory.dmp

memory/2184-5-0x0000000000400000-0x0000000002B41000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-15 01:43

Reported

2024-10-15 01:45

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac.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\75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac.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\75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac.exe

"C:\Users\Admin\AppData\Local\Temp\75710e4a218440b1e9e330f231cfca45d5f7c41eacf9a7bd45bfd06042b79eac.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3584 -ip 3584

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 364

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp

Files

memory/3584-1-0x0000000002C10000-0x0000000002D10000-memory.dmp

memory/3584-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/3584-2-0x0000000004890000-0x000000000489B000-memory.dmp

memory/3584-5-0x0000000000400000-0x000000000040B000-memory.dmp

memory/3584-4-0x0000000000400000-0x0000000002B41000-memory.dmp