Analysis Overview
SHA256
8874ee4d9c878a6dc7f2681ec36df05cb09c44ccb3be0ec89569f5bdece80519
Threat Level: Known bad
The file 66dd5fafdeab3_lyla.exe was found to be: Known bad.
Malicious Activity Summary
CryptBot
Credentials from Password Stores: Credentials from Web Browsers
Checks computer location settings
Reads user/profile data of web browsers
Loads dropped DLL
Executes dropped EXE
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
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-09-08 12:37
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-09-08 12:37
Reported
2024-09-08 12:39
Platform
win7-20240903-en
Max time kernel
141s
Max time network
126s
Command Line
Signatures
CryptBot
Credentials from Password Stores: Credentials from Web Browsers
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 |
| 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\66dd5fafdeab3_lyla.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.exe | N/A |
| 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 |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.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\66dd5fafdeab3_lyla.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.exe
"C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.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 {07988C5D-5CB2-4896-B949-FC4E547CE582} S-1-5-21-3063565911-2056067323-3330884624-1000:KHBTHJFA\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 | tventyv20sb.top | udp |
| RU | 194.87.248.136:80 | tventyv20sb.top | tcp |
Files
memory/2892-0-0x0000000000400000-0x000000000106F000-memory.dmp
memory/2892-1-0x0000000000400000-0x000000000106F000-memory.dmp
memory/2892-14-0x0000000000400000-0x000000000106F000-memory.dmp
memory/2888-16-0x0000000000B00000-0x0000000000B11000-memory.dmp
memory/2888-17-0x0000000074F10000-0x000000007504C000-memory.dmp
memory/2212-21-0x0000000000B00000-0x0000000000B11000-memory.dmp
memory/2980-36-0x0000000000B00000-0x0000000000B11000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-09-08 12:37
Reported
2024-09-08 12:39
Platform
win10v2004-20240802-en
Max time kernel
149s
Max time network
156s
Command Line
Signatures
CryptBot
Credentials from Password Stores: Credentials from Web Browsers
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.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 |
| 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 |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\service123.exe | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.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\66dd5fafdeab3_lyla.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.exe | N/A |
Scheduled Task/Job: Scheduled Task
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2692 wrote to memory of 4836 | N/A | C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.exe | C:\Users\Admin\AppData\Local\Temp\service123.exe |
| PID 2692 wrote to memory of 4836 | N/A | C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.exe | C:\Users\Admin\AppData\Local\Temp\service123.exe |
| PID 2692 wrote to memory of 4836 | N/A | C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.exe | C:\Users\Admin\AppData\Local\Temp\service123.exe |
| PID 2692 wrote to memory of 3908 | N/A | C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 2692 wrote to memory of 3908 | N/A | C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 2692 wrote to memory of 3908 | N/A | C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.exe | C:\Windows\SysWOW64\schtasks.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.exe
"C:\Users\Admin\AppData\Local\Temp\66dd5fafdeab3_lyla.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 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tventyv20sb.top | udp |
| RU | 194.87.248.136:80 | tventyv20sb.top | tcp |
| US | 8.8.8.8:53 | 136.248.87.194.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
| NL | 52.111.243.31:443 | tcp | |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.173.189.20.in-addr.arpa | udp |
Files
memory/2692-0-0x0000000000400000-0x000000000106F000-memory.dmp
memory/2692-1-0x0000000000400000-0x000000000106F000-memory.dmp
memory/2692-13-0x0000000000400000-0x000000000106F000-memory.dmp
memory/4836-15-0x0000000000270000-0x0000000000281000-memory.dmp
memory/4836-16-0x0000000074BC0000-0x0000000074CFC000-memory.dmp
memory/2192-19-0x0000000000270000-0x0000000000281000-memory.dmp
memory/4900-34-0x0000000000270000-0x0000000000281000-memory.dmp