Malware Analysis Report

2024-12-08 01:26

Sample ID 240722-cefc7sxejp
Target 437364cb16aa12369150cb5d035e3490N.exe
SHA256 2b2b2556e72aeb0bb0526c762e6331fe06cfb5e88b26a934fae67349870ab1b0
Tags
smokeloader pub4 backdoor 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

2b2b2556e72aeb0bb0526c762e6331fe06cfb5e88b26a934fae67349870ab1b0

Threat Level: Known bad

The file 437364cb16aa12369150cb5d035e3490N.exe was found to be: Known bad.

Malicious Activity Summary

smokeloader pub4 backdoor trojan

SmokeLoader

Unsigned PE

Program crash

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-22 01:59

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-22 01:59

Reported

2024-07-22 02:01

Platform

win7-20240704-en

Max time kernel

15s

Max time network

19s

Command Line

"C:\Users\Admin\AppData\Local\Temp\437364cb16aa12369150cb5d035e3490N.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Processes

C:\Users\Admin\AppData\Local\Temp\437364cb16aa12369150cb5d035e3490N.exe

"C:\Users\Admin\AppData\Local\Temp\437364cb16aa12369150cb5d035e3490N.exe"

Network

N/A

Files

memory/2056-1-0x00000000002F0000-0x00000000003F0000-memory.dmp

memory/2056-2-0x00000000001B0000-0x00000000001BB000-memory.dmp

memory/2056-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/2056-5-0x00000000001B0000-0x00000000001BB000-memory.dmp

memory/2056-4-0x0000000000400000-0x0000000002085000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-22 01:59

Reported

2024-07-22 02:01

Platform

win10v2004-20240709-en

Max time kernel

107s

Max time network

107s

Command Line

"C:\Users\Admin\AppData\Local\Temp\437364cb16aa12369150cb5d035e3490N.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\437364cb16aa12369150cb5d035e3490N.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\437364cb16aa12369150cb5d035e3490N.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\437364cb16aa12369150cb5d035e3490N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\437364cb16aa12369150cb5d035e3490N.exe

"C:\Users\Admin\AppData\Local\Temp\437364cb16aa12369150cb5d035e3490N.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1800 -ip 1800

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1800 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.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

Files

memory/1800-1-0x0000000002120000-0x0000000002220000-memory.dmp

memory/1800-3-0x0000000000400000-0x000000000040B000-memory.dmp

memory/1800-2-0x0000000003DD0000-0x0000000003DDB000-memory.dmp

memory/1800-5-0x0000000000400000-0x000000000040B000-memory.dmp

memory/1800-4-0x0000000000400000-0x0000000002085000-memory.dmp