Analysis Overview
SHA256
b782fd61519076914e32b5557ad707760cbd92bb4951d5fc43d5ffdf03c77cac
Threat Level: Known bad
The file b782fd61519076914e32b5557ad707760cbd92bb4951d5fc43d5ffdf03c77cac was found to be: Known bad.
Malicious Activity Summary
Stealc
Detect Vidar Stealer
Vidar
Downloads MZ/PE file
Executes dropped EXE
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Checks processor information in registry
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-03 09:11
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-03 09:11
Reported
2024-06-03 09:14
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
149s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Stealc
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat75DC.tmp | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4496 set thread context of 2252 | N/A | C:\Users\Admin\AppData\Local\Temp\b782fd61519076914e32b5557ad707760cbd92bb4951d5fc43d5ffdf03c77cac.exe | C:\Users\Admin\AppData\Local\Temp\kat75DC.tmp |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat75DC.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat75DC.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat75DC.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b782fd61519076914e32b5557ad707760cbd92bb4951d5fc43d5ffdf03c77cac.exe
"C:\Users\Admin\AppData\Local\Temp\b782fd61519076914e32b5557ad707760cbd92bb4951d5fc43d5ffdf03c77cac.exe"
C:\Users\Admin\AppData\Local\Temp\kat75DC.tmp
C:\Users\Admin\AppData\Local\Temp\kat75DC.tmp
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 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.99:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 245.158.13.49.in-addr.arpa | udp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/4496-0-0x0000000000780000-0x0000000000781000-memory.dmp
memory/4496-1-0x0000000002A40000-0x0000000002B8C000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat75DC.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/4496-9-0x0000000000400000-0x00000000005CE000-memory.dmp
memory/2252-10-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2252-8-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2252-4-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2252-13-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2252-14-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2252-16-0x000000001DB90000-0x000000001DDEF000-memory.dmp
memory/2252-31-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2252-32-0x0000000000400000-0x0000000000649000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-03 09:11
Reported
2024-06-03 09:14
Platform
win11-20240426-en
Max time kernel
147s
Max time network
150s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Stealc
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6AA1.tmp | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2820 set thread context of 1356 | N/A | C:\Users\Admin\AppData\Local\Temp\b782fd61519076914e32b5557ad707760cbd92bb4951d5fc43d5ffdf03c77cac.exe | C:\Users\Admin\AppData\Local\Temp\kat6AA1.tmp |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat6AA1.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6AA1.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6AA1.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b782fd61519076914e32b5557ad707760cbd92bb4951d5fc43d5ffdf03c77cac.exe
"C:\Users\Admin\AppData\Local\Temp\b782fd61519076914e32b5557ad707760cbd92bb4951d5fc43d5ffdf03c77cac.exe"
C:\Users\Admin\AppData\Local\Temp\kat6AA1.tmp
C:\Users\Admin\AppData\Local\Temp\kat6AA1.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| US | 8.8.8.8:53 | 245.158.13.49.in-addr.arpa | udp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| US | 52.111.229.48:443 | tcp |
Files
memory/2820-0-0x0000000002460000-0x0000000002461000-memory.dmp
memory/2820-2-0x00000000041D0000-0x000000000431C000-memory.dmp
memory/1356-8-0x0000000000400000-0x0000000000649000-memory.dmp
memory/2820-9-0x0000000000400000-0x00000000005CE000-memory.dmp
memory/1356-10-0x0000000000400000-0x0000000000649000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat6AA1.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1356-4-0x0000000000400000-0x0000000000649000-memory.dmp
memory/1356-24-0x0000000000400000-0x0000000000649000-memory.dmp
memory/1356-25-0x0000000000400000-0x0000000000649000-memory.dmp
memory/1356-27-0x0000000026040000-0x000000002629F000-memory.dmp
memory/1356-42-0x0000000000400000-0x0000000000649000-memory.dmp
memory/1356-43-0x0000000000400000-0x0000000000649000-memory.dmp