Analysis Overview
SHA256
d1161aaa9500cb34259f5869cdd4236ed971ee344e3695cc5b7925ea293e9e8a
Threat Level: Known bad
The file d1161aaa9500cb34259f5869cdd4236ed971ee344e3695cc5b7925ea293e9e8a was found to be: Known bad.
Malicious Activity Summary
Stealc
Vidar
Detect Vidar Stealer
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 use of WriteProcessMemory
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-28 06:52
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 06:52
Reported
2024-06-28 06:55
Platform
win10v2004-20240611-en
Max time kernel
148s
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\kat58AF.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 4420 set thread context of 384 | N/A | C:\Users\Admin\AppData\Local\Temp\d1161aaa9500cb34259f5869cdd4236ed971ee344e3695cc5b7925ea293e9e8a.exe | C:\Users\Admin\AppData\Local\Temp\kat58AF.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\kat58AF.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat58AF.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat58AF.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat58AF.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat58AF.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat58AF.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d1161aaa9500cb34259f5869cdd4236ed971ee344e3695cc5b7925ea293e9e8a.exe
"C:\Users\Admin\AppData\Local\Temp\d1161aaa9500cb34259f5869cdd4236ed971ee344e3695cc5b7925ea293e9e8a.exe"
C:\Users\Admin\AppData\Local\Temp\kat58AF.tmp
C:\Users\Admin\AppData\Local\Temp\kat58AF.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.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 | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.249.124.192.in-addr.arpa | udp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| US | 8.8.8.8:53 | 214.251.201.195.in-addr.arpa | udp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.121.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 80.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 253.15.104.51.in-addr.arpa | udp |
Files
memory/4420-0-0x00000000022E0000-0x00000000022E1000-memory.dmp
memory/4420-2-0x0000000002A00000-0x0000000002B10000-memory.dmp
memory/384-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/384-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4420-10-0x0000000000400000-0x000000000058E000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat58AF.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/384-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/384-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/384-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/384-25-0x00000000227A0000-0x00000000229FF000-memory.dmp
memory/384-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/384-34-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 06:52
Reported
2024-06-28 06:55
Platform
win11-20240419-en
Max time kernel
90s
Max time network
126s
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\kat4B22.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 4868 set thread context of 2452 | N/A | C:\Users\Admin\AppData\Local\Temp\d1161aaa9500cb34259f5869cdd4236ed971ee344e3695cc5b7925ea293e9e8a.exe | C:\Users\Admin\AppData\Local\Temp\kat4B22.tmp |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat4B22.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat4B22.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4B22.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4B22.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4B22.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4B22.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d1161aaa9500cb34259f5869cdd4236ed971ee344e3695cc5b7925ea293e9e8a.exe
"C:\Users\Admin\AppData\Local\Temp\d1161aaa9500cb34259f5869cdd4236ed971ee344e3695cc5b7925ea293e9e8a.exe"
C:\Users\Admin\AppData\Local\Temp\kat4B22.tmp
C:\Users\Admin\AppData\Local\Temp\kat4B22.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 | 195.201.251.214:9000 | tcp | |
| US | 8.8.8.8:53 | 36.249.124.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 80.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 214.251.201.195.in-addr.arpa | udp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
Files
memory/4868-0-0x0000000002530000-0x0000000002531000-memory.dmp
memory/4868-2-0x00000000040F0000-0x0000000004200000-memory.dmp
memory/2452-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2452-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2452-8-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat4B22.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/4868-10-0x0000000000400000-0x000000000058E000-memory.dmp
memory/2452-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2452-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2452-27-0x000000002D120000-0x000000002D37F000-memory.dmp
memory/2452-42-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2452-43-0x0000000000400000-0x0000000000648000-memory.dmp