Malware Analysis Report

2024-10-19 02:39

Sample ID 240908-pxnthsyfpa
Target 93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b
SHA256 93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b
Tags
cryptbot credential_access discovery spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b

Threat Level: Known bad

The file 93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b was found to be: Known bad.

Malicious Activity Summary

cryptbot credential_access discovery spyware stealer

CryptBot

Credentials from Password Stores: Credentials from Web Browsers

Reads user/profile data of web browsers

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Checks installed software on the system

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Scheduled Task/Job: Scheduled Task

Checks processor information in registry

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-08 12:42

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-08 12:42

Reported

2024-09-08 12:45

Platform

win10v2004-20240802-en

Max time kernel

150s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe"

Signatures

CryptBot

spyware stealer cryptbot

Credentials from Password Stores: Credentials from Web Browsers

credential_access stealer

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe N/A

Reads user/profile data of web browsers

spyware stealer

Checks installed software on the system

discovery

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\service123.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\schtasks.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe N/A

Scheduled Task/Job: Scheduled Task

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

Processes

C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe

"C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe"

C:\Users\Admin\AppData\Local\Temp\service123.exe

"C:\Users\Admin\AppData\Local\Temp\service123.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f

C:\Users\Admin\AppData\Local\Temp\service123.exe

C:\Users\Admin\AppData\Local\Temp\/service123.exe

C:\Users\Admin\AppData\Local\Temp\service123.exe

C:\Users\Admin\AppData\Local\Temp\/service123.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 elevenv11sb.top udp
RU 195.133.13.230:80 elevenv11sb.top tcp
US 8.8.8.8:53 230.13.133.195.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 8.167.79.40.in-addr.arpa udp

Files

memory/5084-0-0x0000000000400000-0x0000000001068000-memory.dmp

memory/5084-1-0x0000000000400000-0x0000000001068000-memory.dmp

memory/5084-13-0x0000000000400000-0x0000000001068000-memory.dmp

memory/3296-15-0x0000000000C70000-0x0000000000C81000-memory.dmp

memory/3296-16-0x0000000074CC0000-0x0000000074DFC000-memory.dmp

memory/4148-25-0x0000000000C70000-0x0000000000C81000-memory.dmp

memory/3852-40-0x0000000000C70000-0x0000000000C81000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-08 12:42

Reported

2024-09-08 12:45

Platform

win7-20240903-en

Max time kernel

148s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe"

Signatures

CryptBot

spyware stealer cryptbot

Credentials from Password Stores: Credentials from Web Browsers

credential_access stealer

Reads user/profile data of web browsers

spyware stealer

Checks installed software on the system

discovery

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\schtasks.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe N/A

Scheduled Task/Job: Scheduled Task

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2288 wrote to memory of 2956 N/A C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2288 wrote to memory of 2956 N/A C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2288 wrote to memory of 2956 N/A C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2288 wrote to memory of 2956 N/A C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2288 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe C:\Windows\SysWOW64\schtasks.exe
PID 2288 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe C:\Windows\SysWOW64\schtasks.exe
PID 2288 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe C:\Windows\SysWOW64\schtasks.exe
PID 2288 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe C:\Windows\SysWOW64\schtasks.exe
PID 2500 wrote to memory of 2984 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2500 wrote to memory of 2984 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2500 wrote to memory of 2984 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2500 wrote to memory of 2984 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2500 wrote to memory of 2008 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2500 wrote to memory of 2008 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2500 wrote to memory of 2008 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2500 wrote to memory of 2008 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe

Processes

C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe

"C:\Users\Admin\AppData\Local\Temp\93d76b1b5590809f2d408eef6e01ea01486270acd26b433f00c564b80baae08b.exe"

C:\Users\Admin\AppData\Local\Temp\service123.exe

"C:\Users\Admin\AppData\Local\Temp\service123.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f

C:\Windows\system32\taskeng.exe

taskeng.exe {7296637B-ABA5-42CA-AC7B-564632E9A77D} S-1-5-21-3290804112-2823094203-3137964600-1000:VORHPBAB\Admin:Interactive:[1]

C:\Users\Admin\AppData\Local\Temp\service123.exe

C:\Users\Admin\AppData\Local\Temp\/service123.exe

C:\Users\Admin\AppData\Local\Temp\service123.exe

C:\Users\Admin\AppData\Local\Temp\/service123.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 elevenv11sb.top udp
RU 195.133.13.230:80 elevenv11sb.top tcp

Files

memory/2288-0-0x0000000000400000-0x0000000001068000-memory.dmp

memory/2288-1-0x0000000000400000-0x0000000001068000-memory.dmp

memory/2288-13-0x0000000000400000-0x0000000001068000-memory.dmp

memory/2956-16-0x0000000000C20000-0x0000000000C31000-memory.dmp

memory/2956-17-0x0000000074FE0000-0x000000007511C000-memory.dmp

memory/2984-25-0x0000000000C20000-0x0000000000C31000-memory.dmp

memory/2008-40-0x0000000000C20000-0x0000000000C31000-memory.dmp