Malware Analysis Report

2024-10-19 02:37

Sample ID 240907-pd1c7stgkg
Target 039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8
SHA256 039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8
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

039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8

Threat Level: Known bad

The file 039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8 was found to be: Known bad.

Malicious Activity Summary

cryptbot credential_access discovery spyware stealer

CryptBot

Credentials from Password Stores: Credentials from Web Browsers

Checks computer location settings

Executes dropped EXE

Reads user/profile data of web browsers

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

Suspicious use of WriteProcessMemory

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-07 12:13

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-07 12:13

Reported

2024-09-07 12:16

Platform

win11-20240802-en

Max time kernel

146s

Max time network

93s

Command Line

"C:\Users\Admin\AppData\Local\Temp\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.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\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.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\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.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\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe

"C:\Users\Admin\AppData\Local\Temp\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.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 fivev5sb.top udp
RU 195.133.48.136:80 fivev5sb.top tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 136.48.133.195.in-addr.arpa udp

Files

memory/4760-0-0x0000000000400000-0x0000000001069000-memory.dmp

memory/4760-1-0x0000000000400000-0x0000000001069000-memory.dmp

memory/4760-13-0x0000000000400000-0x0000000001069000-memory.dmp

memory/2592-15-0x00000000005F0000-0x0000000000601000-memory.dmp

memory/2592-16-0x0000000075930000-0x0000000075A6C000-memory.dmp

memory/812-25-0x00000000005F0000-0x0000000000601000-memory.dmp

memory/3104-40-0x00000000005F0000-0x0000000000601000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-07 12:13

Reported

2024-09-07 12:16

Platform

win10v2004-20240802-en

Max time kernel

144s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.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-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.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\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.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\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.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\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.exe

"C:\Users\Admin\AppData\Local\Temp\039f5c692ba1c67c6e9b475738f40f4311e5e5625e4390d5e51685f6b4e548b8.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 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 fivev5sb.top udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
RU 195.133.48.136:80 fivev5sb.top tcp
US 8.8.8.8:53 136.48.133.195.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp

Files

memory/736-0-0x0000000000400000-0x0000000001069000-memory.dmp

memory/736-1-0x0000000000400000-0x0000000001069000-memory.dmp

memory/736-2-0x0000000000400000-0x0000000001069000-memory.dmp

memory/736-14-0x0000000000400000-0x0000000001069000-memory.dmp

memory/1568-16-0x00000000002B0000-0x00000000002C1000-memory.dmp

memory/1568-17-0x0000000075700000-0x000000007583C000-memory.dmp

memory/1724-26-0x00000000002B0000-0x00000000002C1000-memory.dmp

memory/640-41-0x00000000002B0000-0x00000000002C1000-memory.dmp