Malware Analysis Report

2024-10-18 23:17

Sample ID 220701-adx6hsddgm
Target 3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2
SHA256 3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2
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

3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2

Threat Level: Known bad

The file 3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2 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

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-07-01 00:06

Signatures

LoaderBot executable

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

Loaderbot family

loaderbot

Analysis: behavioral1

Detonation Overview

Submitted

2022-07-01 00:06

Reported

2022-07-01 00:17

Platform

win7-20220414-en

Max time kernel

151s

Max time network

49s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.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\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe" C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe N/A

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A
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\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1800 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe C:\Windows\SysWOW64\cmd.exe
PID 1800 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe C:\Windows\SysWOW64\cmd.exe
PID 1800 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe C:\Windows\SysWOW64\cmd.exe
PID 1800 wrote to memory of 1628 N/A C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe C:\Windows\SysWOW64\cmd.exe
PID 1628 wrote to memory of 1716 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1628 wrote to memory of 1716 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1628 wrote to memory of 1716 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1628 wrote to memory of 1716 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 536 wrote to memory of 1908 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe
PID 536 wrote to memory of 1908 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe
PID 536 wrote to memory of 1908 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe
PID 536 wrote to memory of 1908 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe
PID 1908 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe C:\Windows\SysWOW64\cmd.exe
PID 1908 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe C:\Windows\SysWOW64\cmd.exe
PID 1908 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe C:\Windows\SysWOW64\cmd.exe
PID 1908 wrote to memory of 1728 N/A C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe C:\Windows\SysWOW64\cmd.exe
PID 1728 wrote to memory of 812 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1728 wrote to memory of 812 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1728 wrote to memory of 812 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1728 wrote to memory of 812 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe

"C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.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\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

C:\Windows\system32\taskeng.exe

taskeng.exe {17C06945-A2E2-4170-8BB2-49FBAA0A2380} S-1-5-21-1819626980-2277161760-1023733287-1000:TBHNEBSE\Admin:Interactive:[1]

C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe

C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.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\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

Network

N/A

Files

memory/1800-54-0x00000000000A0000-0x00000000000AA000-memory.dmp

memory/1628-55-0x0000000000000000-mapping.dmp

memory/1800-56-0x0000000074E91000-0x0000000074E93000-memory.dmp

memory/1716-57-0x0000000000000000-mapping.dmp

memory/1908-58-0x0000000000000000-mapping.dmp

memory/1728-59-0x0000000000000000-mapping.dmp

memory/812-61-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-07-01 00:06

Reported

2022-07-01 00:17

Platform

win10v2004-20220414-en

Max time kernel

152s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.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\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.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\\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe" C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe N/A
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\\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe" C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe N/A

Creates scheduled task(s)

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

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2540 wrote to memory of 4488 N/A C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe C:\Windows\SysWOW64\cmd.exe
PID 2540 wrote to memory of 4488 N/A C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe C:\Windows\SysWOW64\cmd.exe
PID 2540 wrote to memory of 4488 N/A C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe C:\Windows\SysWOW64\cmd.exe
PID 4488 wrote to memory of 3056 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4488 wrote to memory of 3056 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4488 wrote to memory of 3056 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 2176 wrote to memory of 4732 N/A C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe C:\Windows\SysWOW64\cmd.exe
PID 2176 wrote to memory of 4732 N/A C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe C:\Windows\SysWOW64\cmd.exe
PID 2176 wrote to memory of 4732 N/A C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe C:\Windows\SysWOW64\cmd.exe
PID 4732 wrote to memory of 4680 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4732 wrote to memory of 4680 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4732 wrote to memory of 4680 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe

"C:\Users\Admin\AppData\Local\Temp\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.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\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe

C:\Users\Admin\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.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\3f92251c61010466cd2cd14846a6f4bde4054e8cf5c93e9cf576c603bead7ea2.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

Network

Country Destination Domain Proto
US 13.107.21.200:443 tcp
NL 104.110.191.133:80 tcp
US 20.189.173.13:443 tcp
NL 104.110.191.133:80 tcp
NL 104.110.191.133:80 tcp
NL 95.101.78.209:80 tcp

Files

memory/2540-131-0x0000000000EF0000-0x0000000000EFA000-memory.dmp

memory/4488-132-0x0000000000000000-mapping.dmp

memory/2540-134-0x0000000005C20000-0x0000000005C86000-memory.dmp

memory/3056-133-0x0000000000000000-mapping.dmp

memory/4732-135-0x0000000000000000-mapping.dmp

memory/4680-136-0x0000000000000000-mapping.dmp