Malware Analysis Report

2024-10-18 23:17

Sample ID 220802-bn1vtsdaa3
Target 5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d
SHA256 5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d
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

5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d

Threat Level: Known bad

The file 5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d was found to be: Known bad.

Malicious Activity Summary

loaderbot loader miner persistence

LoaderBot executable

Loaderbot family

LoaderBot

LoaderBot executable

Drops startup file

Adds Run key to start application

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-08-02 01:18

Signatures

LoaderBot executable

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

Loaderbot family

loaderbot

Analysis: behavioral1

Detonation Overview

Submitted

2022-08-02 01:18

Reported

2022-08-02 02:18

Platform

win7-20220718-en

Max time kernel

152s

Max time network

45s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.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\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3762437355-3468409815-1164039494-1000\Software\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe" C:\Users\Admin\AppData\Local\Temp\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.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\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe

"C:\Users\Admin\AppData\Local\Temp\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.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\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

Network

Country Destination Domain Proto
US 8.8.8.8:53 ih894017.myihor.ru udp

Files

memory/880-54-0x0000000001160000-0x000000000116A000-memory.dmp

memory/1940-55-0x0000000000000000-mapping.dmp

memory/880-56-0x00000000762D1000-0x00000000762D3000-memory.dmp

memory/1268-57-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-08-02 01:18

Reported

2022-08-02 02:19

Platform

win10v2004-20220721-en

Max time kernel

153s

Max time network

158s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.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\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1101907861-274115917-2188613224-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe" C:\Users\Admin\AppData\Local\Temp\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.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\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe N/A

Suspicious behavior: RenamesItself

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe

"C:\Users\Admin\AppData\Local\Temp\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.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\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

Network

Country Destination Domain Proto
US 93.184.221.240:80 tcp
US 93.184.221.240:80 tcp
US 8.247.211.254:80 tcp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 131.253.33.200:443 tcp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 20.189.173.9:443 tcp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 96.108.152.52.in-addr.arpa udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 93.184.221.240:80 tcp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 f.7.6.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.7.0.0.0.0.3.0.1.3.0.6.2.ip6.arpa udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.247.211.254:80 tcp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp
US 8.8.8.8:53 ih894017.myihor.ru udp

Files

memory/4984-130-0x0000000000EB0000-0x0000000000EBA000-memory.dmp

memory/2092-131-0x0000000000000000-mapping.dmp

memory/4608-132-0x0000000000000000-mapping.dmp

memory/4984-133-0x0000000005A90000-0x0000000005AF6000-memory.dmp