Analysis Overview
SHA256
ab8bb8fe0ac175e5c64ccc0d0aa390562a4b5782c19ed6699bfb7f9ff5610c80
Threat Level: Known bad
The file ab8bb8fe0ac175e5c64ccc0d0aa390562a4b5782c19ed6699bfb7f9ff5610c80 was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Stealc
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
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-28 12:22
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 12:22
Reported
2024-06-28 12:24
Platform
win10v2004-20240611-en
Max time kernel
149s
Max time network
151s
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\kat3B73.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 2124 set thread context of 632 | N/A | C:\Users\Admin\AppData\Local\Temp\ab8bb8fe0ac175e5c64ccc0d0aa390562a4b5782c19ed6699bfb7f9ff5610c80.exe | C:\Users\Admin\AppData\Local\Temp\kat3B73.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\kat3B73.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat3B73.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3B73.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3B73.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3B73.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3B73.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ab8bb8fe0ac175e5c64ccc0d0aa390562a4b5782c19ed6699bfb7f9ff5610c80.exe
"C:\Users\Admin\AppData\Local\Temp\ab8bb8fe0ac175e5c64ccc0d0aa390562a4b5782c19ed6699bfb7f9ff5610c80.exe"
C:\Users\Admin\AppData\Local\Temp\kat3B73.tmp
C:\Users\Admin\AppData\Local\Temp\kat3B73.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 84.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 36.249.124.192.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 |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/2124-0-0x00000000008F0000-0x00000000008F1000-memory.dmp
memory/2124-1-0x0000000002A50000-0x0000000002B60000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat3B73.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/632-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2124-9-0x0000000000400000-0x0000000000635000-memory.dmp
memory/632-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/632-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/632-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/632-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/632-25-0x0000000022690000-0x00000000228EF000-memory.dmp
memory/632-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/632-34-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 12:22
Reported
2024-06-28 12:24
Platform
win11-20240611-en
Max time kernel
147s
Max time network
151s
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\kat39BD.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 5100 set thread context of 3584 | N/A | C:\Users\Admin\AppData\Local\Temp\ab8bb8fe0ac175e5c64ccc0d0aa390562a4b5782c19ed6699bfb7f9ff5610c80.exe | C:\Users\Admin\AppData\Local\Temp\kat39BD.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\kat39BD.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat39BD.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39BD.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39BD.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39BD.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39BD.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ab8bb8fe0ac175e5c64ccc0d0aa390562a4b5782c19ed6699bfb7f9ff5610c80.exe
"C:\Users\Admin\AppData\Local\Temp\ab8bb8fe0ac175e5c64ccc0d0aa390562a4b5782c19ed6699bfb7f9ff5610c80.exe"
C:\Users\Admin\AppData\Local\Temp\kat39BD.tmp
C:\Users\Admin\AppData\Local\Temp\kat39BD.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | 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 | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| NL | 149.154.167.99:443 | t.me | 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 |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
Files
memory/5100-0-0x00000000024A0000-0x00000000024A1000-memory.dmp
memory/5100-2-0x0000000002B20000-0x0000000002C30000-memory.dmp
memory/3584-8-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat39BD.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3584-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5100-9-0x0000000000400000-0x0000000000635000-memory.dmp
memory/3584-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3584-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3584-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3584-26-0x00000000227D0000-0x0000000022A2F000-memory.dmp
memory/3584-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3584-34-0x0000000000400000-0x0000000000648000-memory.dmp