Malware Analysis Report

2024-10-19 02:39

Sample ID 240908-x1h2fatgqb
Target 192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494
SHA256 192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494
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: 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

192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494

Threat Level: Known bad

The file 192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494 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

Loads dropped DLL

Reads user/profile data of web browsers

Checks installed software on the system

Enumerates physical storage devices

Unsigned PE

System Location Discovery: System Language Discovery

Scheduled Task/Job: Scheduled Task

Suspicious use of WriteProcessMemory

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-08 19:19

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-08 19:19

Reported

2024-09-08 19:21

Platform

win7-20240729-en

Max time kernel

150s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.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\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.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\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.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 2688 wrote to memory of 2612 N/A C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2688 wrote to memory of 2612 N/A C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2688 wrote to memory of 2612 N/A C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2688 wrote to memory of 2612 N/A C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2688 wrote to memory of 2888 N/A C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.exe C:\Windows\SysWOW64\schtasks.exe
PID 2688 wrote to memory of 2888 N/A C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.exe C:\Windows\SysWOW64\schtasks.exe
PID 2688 wrote to memory of 2888 N/A C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.exe C:\Windows\SysWOW64\schtasks.exe
PID 2688 wrote to memory of 2888 N/A C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.exe C:\Windows\SysWOW64\schtasks.exe
PID 2632 wrote to memory of 2624 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2632 wrote to memory of 2624 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2632 wrote to memory of 2624 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2632 wrote to memory of 2624 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2632 wrote to memory of 1060 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2632 wrote to memory of 1060 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2632 wrote to memory of 1060 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe
PID 2632 wrote to memory of 1060 N/A C:\Windows\system32\taskeng.exe C:\Users\Admin\AppData\Local\Temp\service123.exe

Processes

C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.exe

"C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.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 {90455651-F2B0-4EC0-93C0-19BDBCD5C5BC} S-1-5-21-2703099537-420551529-3771253338-1000:XECUDNCD\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 eihtv18sb.top udp
US 8.8.8.8:53 eihtv18sb.top udp
RU 194.87.248.136:80 eihtv18sb.top tcp

Files

memory/2688-0-0x0000000000400000-0x000000000106B000-memory.dmp

memory/2688-2-0x0000000000400000-0x000000000106B000-memory.dmp

memory/2688-3-0x0000000000400000-0x000000000106B000-memory.dmp

memory/2688-15-0x0000000000400000-0x000000000106B000-memory.dmp

memory/2624-20-0x0000000000BC0000-0x0000000000BD1000-memory.dmp

memory/2612-21-0x0000000000BC0000-0x0000000000BD1000-memory.dmp

memory/2612-22-0x0000000075240000-0x000000007537C000-memory.dmp

memory/1060-35-0x0000000000BC0000-0x0000000000BD1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-08 19:19

Reported

2024-09-08 19:21

Platform

win10v2004-20240802-en

Max time kernel

145s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.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-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\service123.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\service123.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\service123.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\service123.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\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.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\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.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\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.exe

"C:\Users\Admin\AppData\Local\Temp\192378774c53b5285cffe591b070bfd303fabf2d6acdc96792b10d1233142494.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

Network

Country Destination Domain Proto
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 eihtv18sb.top udp
RU 194.87.248.136:80 eihtv18sb.top tcp
US 8.8.8.8:53 136.248.87.194.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 163.114.50.184.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp

Files

memory/4020-0-0x0000000000400000-0x000000000106B000-memory.dmp

memory/4020-1-0x0000000000400000-0x000000000106B000-memory.dmp

memory/4020-4-0x0000000000400000-0x000000000106B000-memory.dmp

memory/4020-16-0x0000000000400000-0x000000000106B000-memory.dmp

memory/1140-18-0x00000000008B0000-0x00000000008C1000-memory.dmp

memory/1140-19-0x00000000755E0000-0x000000007571C000-memory.dmp

memory/1488-28-0x00000000008B0000-0x00000000008C1000-memory.dmp