Malware Analysis Report

2024-10-18 23:17

Sample ID 220718-wp71raccf6
Target 5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c
SHA256 5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c
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

5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c

Threat Level: Known bad

The file 5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c 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 behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: RenamesItself

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-07-18 18:06

Signatures

LoaderBot executable

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

Loaderbot family

loaderbot

Analysis: behavioral1

Detonation Overview

Submitted

2022-07-18 18:06

Reported

2022-07-18 18:26

Platform

win7-20220715-en

Max time kernel

151s

Max time network

53s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.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\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe" C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe" C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.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\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1164 wrote to memory of 1504 N/A C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe C:\Windows\SysWOW64\cmd.exe
PID 1164 wrote to memory of 1504 N/A C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe C:\Windows\SysWOW64\cmd.exe
PID 1164 wrote to memory of 1504 N/A C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe C:\Windows\SysWOW64\cmd.exe
PID 1164 wrote to memory of 1504 N/A C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe C:\Windows\SysWOW64\cmd.exe
PID 1504 wrote to memory of 1416 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1504 wrote to memory of 1416 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1504 wrote to memory of 1416 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1504 wrote to memory of 1416 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 892 wrote to memory of 940 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe
PID 892 wrote to memory of 940 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe
PID 892 wrote to memory of 940 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe
PID 892 wrote to memory of 940 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe
PID 940 wrote to memory of 948 N/A C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe C:\Windows\SysWOW64\cmd.exe
PID 940 wrote to memory of 948 N/A C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe C:\Windows\SysWOW64\cmd.exe
PID 940 wrote to memory of 948 N/A C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe C:\Windows\SysWOW64\cmd.exe
PID 940 wrote to memory of 948 N/A C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe C:\Windows\SysWOW64\cmd.exe
PID 948 wrote to memory of 1768 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 948 wrote to memory of 1768 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 948 wrote to memory of 1768 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 948 wrote to memory of 1768 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe

"C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.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\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

C:\Windows\system32\taskeng.exe

taskeng.exe {75400234-F9FE-4FB4-A516-577424283740} S-1-5-21-3440072777-2118400376-1759599358-1000:NKWDSIWE\Admin:Interactive:[1]

C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe

C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.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\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

Network

N/A

Files

memory/1164-54-0x0000000000C90000-0x0000000000C9A000-memory.dmp

memory/1504-55-0x0000000000000000-mapping.dmp

memory/1164-56-0x0000000076021000-0x0000000076023000-memory.dmp

memory/1416-57-0x0000000000000000-mapping.dmp

memory/940-58-0x0000000000000000-mapping.dmp

memory/948-59-0x0000000000000000-mapping.dmp

memory/1768-61-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-07-18 18:06

Reported

2022-07-18 18:26

Platform

win10v2004-20220414-en

Max time kernel

150s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.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\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.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\\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe" C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.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\\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe" C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.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\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4120 wrote to memory of 3896 N/A C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe C:\Windows\SysWOW64\cmd.exe
PID 4120 wrote to memory of 3896 N/A C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe C:\Windows\SysWOW64\cmd.exe
PID 4120 wrote to memory of 3896 N/A C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe C:\Windows\SysWOW64\cmd.exe
PID 3896 wrote to memory of 2108 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 3896 wrote to memory of 2108 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 3896 wrote to memory of 2108 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 312 wrote to memory of 1260 N/A C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe C:\Windows\SysWOW64\cmd.exe
PID 312 wrote to memory of 1260 N/A C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe C:\Windows\SysWOW64\cmd.exe
PID 312 wrote to memory of 1260 N/A C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe C:\Windows\SysWOW64\cmd.exe
PID 1260 wrote to memory of 3588 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1260 wrote to memory of 3588 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1260 wrote to memory of 3588 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe

"C:\Users\Admin\AppData\Local\Temp\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.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\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe

C:\Users\Admin\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.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\5111d9b5672f2b9dbac2d3beee9bcc9b188c6ecc700922e4ec828636dab91d4c.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

Network

Country Destination Domain Proto
US 93.184.220.29:80 tcp
US 13.107.21.200:443 tcp
GB 51.132.193.105:443 tcp
US 8.253.208.112:80 tcp
US 8.253.208.112:80 tcp
US 8.253.208.112:80 tcp
FR 2.18.109.224:443 tcp
US 104.18.24.243:80 tcp

Files

memory/4120-130-0x0000000000D80000-0x0000000000D8A000-memory.dmp

memory/3896-131-0x0000000000000000-mapping.dmp

memory/2108-132-0x0000000000000000-mapping.dmp

memory/4120-133-0x0000000005B10000-0x0000000005B76000-memory.dmp

memory/1260-134-0x0000000000000000-mapping.dmp

memory/3588-135-0x0000000000000000-mapping.dmp