Malware Analysis Report

2024-10-18 23:18

Sample ID 220708-hhjspadfej
Target 4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390
SHA256 4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390
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

4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390

Threat Level: Known bad

The file 4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390 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

Suspicious use of AdjustPrivilegeToken

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: RenamesItself

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-07-08 06:44

Signatures

LoaderBot executable

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

Loaderbot family

loaderbot

Analysis: behavioral1

Detonation Overview

Submitted

2022-07-08 06:44

Reported

2022-07-08 12:41

Platform

win7-20220414-en

Max time kernel

155s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.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\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.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\\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe" C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe N/A
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\\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe" C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.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\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1728 wrote to memory of 580 N/A C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe C:\Windows\SysWOW64\cmd.exe
PID 1728 wrote to memory of 580 N/A C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe C:\Windows\SysWOW64\cmd.exe
PID 1728 wrote to memory of 580 N/A C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe C:\Windows\SysWOW64\cmd.exe
PID 1728 wrote to memory of 580 N/A C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe C:\Windows\SysWOW64\cmd.exe
PID 580 wrote to memory of 864 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 580 wrote to memory of 864 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 580 wrote to memory of 864 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 580 wrote to memory of 864 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 108 wrote to memory of 1660 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe
PID 108 wrote to memory of 1660 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe
PID 108 wrote to memory of 1660 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe
PID 108 wrote to memory of 1660 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe
PID 1660 wrote to memory of 668 N/A C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe C:\Windows\SysWOW64\cmd.exe
PID 1660 wrote to memory of 668 N/A C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe C:\Windows\SysWOW64\cmd.exe
PID 1660 wrote to memory of 668 N/A C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe C:\Windows\SysWOW64\cmd.exe
PID 1660 wrote to memory of 668 N/A C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe C:\Windows\SysWOW64\cmd.exe
PID 668 wrote to memory of 1808 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 668 wrote to memory of 1808 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 668 wrote to memory of 1808 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 668 wrote to memory of 1808 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe

"C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.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\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

C:\Windows\system32\taskeng.exe

taskeng.exe {A8EA15ED-0CE3-4014-8C3C-ADC13477C246} S-1-5-21-1083475884-596052423-1669053738-1000:WYZSGDWS\Admin:Interactive:[1]

C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe

C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.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\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

Network

Country Destination Domain Proto
US 8.8.8.8:53 user78171.7ci.ru udp

Files

memory/1728-54-0x0000000000130000-0x000000000013A000-memory.dmp

memory/580-55-0x0000000000000000-mapping.dmp

memory/1728-56-0x0000000075AE1000-0x0000000075AE3000-memory.dmp

memory/864-57-0x0000000000000000-mapping.dmp

memory/1660-58-0x0000000000000000-mapping.dmp

memory/668-59-0x0000000000000000-mapping.dmp

memory/1808-61-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-07-08 06:44

Reported

2022-07-08 12:41

Platform

win10v2004-20220414-en

Max time kernel

179s

Max time network

197s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.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\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe" C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Webhost = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe" C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.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\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1760 wrote to memory of 4036 N/A C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe C:\Windows\SysWOW64\cmd.exe
PID 1760 wrote to memory of 4036 N/A C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe C:\Windows\SysWOW64\cmd.exe
PID 1760 wrote to memory of 4036 N/A C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe C:\Windows\SysWOW64\cmd.exe
PID 4036 wrote to memory of 4088 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4036 wrote to memory of 4088 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4036 wrote to memory of 4088 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4568 wrote to memory of 4460 N/A C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe C:\Windows\SysWOW64\cmd.exe
PID 4568 wrote to memory of 4460 N/A C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe C:\Windows\SysWOW64\cmd.exe
PID 4568 wrote to memory of 4460 N/A C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe C:\Windows\SysWOW64\cmd.exe
PID 4460 wrote to memory of 2344 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4460 wrote to memory of 2344 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4460 wrote to memory of 2344 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe

"C:\Users\Admin\AppData\Local\Temp\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.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\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe

C:\Users\Admin\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe

C:\Windows\SysWOW64\cmd.exe

"cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.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\4121794e6c8ffbf1a29d3dee1d0901b1682cd634f37502218739b78652a4a390.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f

Network

Country Destination Domain Proto
NL 88.221.144.179:80 tcp
NL 88.221.144.179:80 tcp
US 52.242.101.226:443 tcp
US 13.89.178.26:443 tcp
US 8.8.8.8:53 user78171.7ci.ru udp
US 52.242.101.226:443 tcp
US 13.107.21.200:443 tcp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp
US 8.8.8.8:53 user78171.7ci.ru udp

Files

memory/1760-130-0x0000000000A80000-0x0000000000A8A000-memory.dmp

memory/4036-131-0x0000000000000000-mapping.dmp

memory/4088-132-0x0000000000000000-mapping.dmp

memory/1760-133-0x00000000057A0000-0x0000000005806000-memory.dmp

memory/4460-134-0x0000000000000000-mapping.dmp

memory/2344-135-0x0000000000000000-mapping.dmp