Malware Analysis Report

2024-10-18 23:18

Sample ID 220701-fjyl5aefc8
Target 7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d
SHA256 7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d

Threat Level: Known bad

The file 7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d 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: RenamesItself

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-07-01 04:54

Signatures

LoaderBot executable

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

Loaderbot family

loaderbot

Analysis: behavioral2

Detonation Overview

Submitted

2022-07-01 04:54

Reported

2022-07-01 05:50

Platform

win10v2004-20220414-en

Max time kernel

175s

Max time network

190s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.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\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe" C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe" C:\Users\Admin\AppData\Roaming\Windows\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.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\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3396 wrote to memory of 4496 N/A C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe C:\Windows\SysWOW64\cmd.exe
PID 3396 wrote to memory of 4496 N/A C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe C:\Windows\SysWOW64\cmd.exe
PID 3396 wrote to memory of 4496 N/A C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe C:\Windows\SysWOW64\cmd.exe
PID 4496 wrote to memory of 712 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4496 wrote to memory of 712 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4496 wrote to memory of 712 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4972 wrote to memory of 3596 N/A C:\Users\Admin\AppData\Roaming\Windows\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe C:\Windows\SysWOW64\cmd.exe
PID 4972 wrote to memory of 3596 N/A C:\Users\Admin\AppData\Roaming\Windows\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe C:\Windows\SysWOW64\cmd.exe
PID 4972 wrote to memory of 3596 N/A C:\Users\Admin\AppData\Roaming\Windows\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe C:\Windows\SysWOW64\cmd.exe
PID 3596 wrote to memory of 3456 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 3596 wrote to memory of 3456 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 3596 wrote to memory of 3456 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe

"C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.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\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

C:\Users\Admin\AppData\Roaming\Windows\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe

C:\Users\Admin\AppData\Roaming\Windows\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.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\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

Network

Country Destination Domain Proto
US 204.79.197.200:443 tcp
NL 104.97.14.81:80 tcp
IE 20.54.110.249:443 tcp
NL 178.79.208.1:80 tcp
FR 2.16.119.157:443 tcp
NL 104.80.229.133:80 tcp
NL 104.80.229.133:80 tcp
NL 104.80.229.133:80 tcp
US 8.8.8.8:53 15.89.54.20.in-addr.arpa udp
US 8.8.8.8:53 d.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.5.0.8.0.0.3.0.1.3.0.6.2.ip6.arpa udp

Files

memory/3396-130-0x0000000000DE0000-0x0000000000DEA000-memory.dmp

memory/4496-131-0x0000000000000000-mapping.dmp

memory/3396-132-0x0000000005B20000-0x0000000005B86000-memory.dmp

memory/712-133-0x0000000000000000-mapping.dmp

memory/3596-134-0x0000000000000000-mapping.dmp

memory/3456-135-0x0000000000000000-mapping.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2022-07-01 04:54

Reported

2022-07-01 05:49

Platform

win7-20220414-en

Max time kernel

152s

Max time network

45s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.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\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe" C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.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\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe

"C:\Users\Admin\AppData\Local\Temp\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.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\7717b068c66299b56eb55c328518431ac835b7b0eec3f5bb0d97d88595c5a82d.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

Network

N/A

Files

memory/1684-54-0x0000000000AC0000-0x0000000000ACA000-memory.dmp

memory/1832-55-0x0000000000000000-mapping.dmp

memory/1684-56-0x0000000074F91000-0x0000000074F93000-memory.dmp

memory/2032-57-0x0000000000000000-mapping.dmp