Malware Analysis Report

2025-01-02 11:40

Sample ID 241008-h5h5nsvekm
Target c8cf12d0a1a80926c60071a2a22f8268.exe
SHA256 ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c
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

ac144e9f1542dab21d48b0ae7ffb52230bef5583c546b6b9528cc5e8d8752e7c

Threat Level: Known bad

The file c8cf12d0a1a80926c60071a2a22f8268.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub2 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

2024-10-08 07:19

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-08 07:19

Reported

2024-10-08 07:22

Platform

win7-20240903-en

Max time kernel

13s

Max time network

19s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c8cf12d0a1a80926c60071a2a22f8268.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\c8cf12d0a1a80926c60071a2a22f8268.exe

"C:\Users\Admin\AppData\Local\Temp\c8cf12d0a1a80926c60071a2a22f8268.exe"

Network

N/A

Files

memory/2428-1-0x0000000000650000-0x0000000000750000-memory.dmp

memory/2428-2-0x0000000000220000-0x000000000022B000-memory.dmp

memory/2428-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2428-5-0x0000000000220000-0x000000000022B000-memory.dmp

memory/2428-4-0x0000000000400000-0x0000000000480000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-08 07:19

Reported

2024-10-08 07:21

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c8cf12d0a1a80926c60071a2a22f8268.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\c8cf12d0a1a80926c60071a2a22f8268.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\c8cf12d0a1a80926c60071a2a22f8268.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c8cf12d0a1a80926c60071a2a22f8268.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\c8cf12d0a1a80926c60071a2a22f8268.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c8cf12d0a1a80926c60071a2a22f8268.exe

"C:\Users\Admin\AppData\Local\Temp\c8cf12d0a1a80926c60071a2a22f8268.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2084 -ip 2084

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2084 -s 464

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp

Files

memory/2084-2-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2084-1-0x0000000000790000-0x0000000000890000-memory.dmp

memory/2084-3-0x0000000000400000-0x0000000000480000-memory.dmp

memory/2084-4-0x0000000000400000-0x0000000000480000-memory.dmp

memory/2084-5-0x0000000000400000-0x000000000040B000-memory.dmp