Malware Analysis Report

2024-10-18 23:17

Sample ID 220712-l24hzsdcap
Target 4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8
SHA256 4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8
Tags
loaderbot loader miner persistence
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8

Threat Level: Known bad

The file 4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8 was found to be: Known bad.

Malicious Activity Summary

loaderbot loader miner persistence

LoaderBot executable

LoaderBot

Loaderbot family

LoaderBot executable

Drops startup file

Adds Run key to start application

Suspicious use of WriteProcessMemory

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-07-12 10:02

Signatures

LoaderBot executable

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

Loaderbot family

loaderbot

Analysis: behavioral1

Detonation Overview

Submitted

2022-07-12 10:02

Reported

2022-07-12 14:05

Platform

win7-20220414-en

Max time kernel

151s

Max time network

42s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe"

Signatures

LoaderBot

loader miner loaderbot

LoaderBot executable

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

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Webhost.url C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe" C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe N/A

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe

"C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

C:\Windows\SysWOW64\schtasks.exe

schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

C:\Windows\system32\taskeng.exe

taskeng.exe {2A4E9FD7-956E-4160-97B7-5F88DD36D8C5} S-1-5-21-790309383-526510583-3802439154-1000:TVHJCWMH\Admin:Interactive:[1]

Network

N/A

Files

memory/972-54-0x00000000013D0000-0x00000000013DA000-memory.dmp

memory/908-55-0x0000000000000000-mapping.dmp

memory/972-56-0x0000000075D21000-0x0000000075D23000-memory.dmp

memory/1300-57-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-07-12 10:02

Reported

2022-07-12 14:05

Platform

win10v2004-20220414-en

Max time kernel

151s

Max time network

131s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe"

Signatures

LoaderBot

loader miner loaderbot

LoaderBot executable

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

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Webhost.url C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe" C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe N/A

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe

"C:\Users\Admin\AppData\Local\Temp\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

C:\Windows\SysWOW64\schtasks.exe

schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\4b68a446a8326ccb9adaa3f2bbb7ba5530b4f3b1c08b21be244e06392974fec8.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

Network

Country Destination Domain Proto
NL 104.110.191.133:80 tcp
US 20.189.173.2:443 tcp
NL 178.79.208.1:80 tcp
NL 178.79.208.1:80 tcp

Files

memory/5064-133-0x0000000000EC0000-0x0000000000ECA000-memory.dmp

memory/4564-134-0x0000000000000000-mapping.dmp

memory/1152-135-0x0000000000000000-mapping.dmp

memory/5064-136-0x0000000005BE0000-0x0000000005C46000-memory.dmp