Analysis Overview
SHA256
b95f6dad05c8c7ffa72e8d85a79a4af873a5c551139f6ea2bbd7fec271024e94
Threat Level: Known bad
The file b95f6dad05c8c7ffa72e8d85a79a4af873a5c551139f6ea2bbd7fec271024e94 was found to be: Known bad.
Malicious Activity Summary
Vidar
Detect Vidar Stealer
Stealc
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
2024-06-07 07:47
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-07 07:47
Reported
2024-06-07 07:58
Platform
win10v2004-20240508-en
Max time kernel
148s
Max time network
152s
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\kat3DF3.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 1948 set thread context of 4516 | N/A | C:\Users\Admin\AppData\Local\Temp\b95f6dad05c8c7ffa72e8d85a79a4af873a5c551139f6ea2bbd7fec271024e94.exe | C:\Users\Admin\AppData\Local\Temp\kat3DF3.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\kat3DF3.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3DF3.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3DF3.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b95f6dad05c8c7ffa72e8d85a79a4af873a5c551139f6ea2bbd7fec271024e94.exe
"C:\Users\Admin\AppData\Local\Temp\b95f6dad05c8c7ffa72e8d85a79a4af873a5c551139f6ea2bbd7fec271024e94.exe"
C:\Users\Admin\AppData\Local\Temp\kat3DF3.tmp
C:\Users\Admin\AppData\Local\Temp\kat3DF3.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 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| US | 8.8.8.8:53 | 25.140.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| BE | 88.221.83.195:443 | www.bing.com | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 195.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.190.202.116.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| 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 | 26.178.89.13.in-addr.arpa | udp |
Files
memory/1948-0-0x0000000002350000-0x0000000002351000-memory.dmp
memory/1948-1-0x0000000002A70000-0x0000000002BD6000-memory.dmp
memory/1948-9-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/4516-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4516-8-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat3DF3.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/4516-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4516-13-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4516-14-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4516-16-0x0000000019330000-0x000000001958F000-memory.dmp
memory/4516-31-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4516-32-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-07 07:47
Reported
2024-06-07 07:58
Platform
win11-20240508-en
Max time kernel
91s
Max time network
93s
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 |
| 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\kat80E8.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 4748 set thread context of 4268 | N/A | C:\Users\Admin\AppData\Local\Temp\b95f6dad05c8c7ffa72e8d85a79a4af873a5c551139f6ea2bbd7fec271024e94.exe | C:\Users\Admin\AppData\Local\Temp\kat80E8.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\kat80E8.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat80E8.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat80E8.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b95f6dad05c8c7ffa72e8d85a79a4af873a5c551139f6ea2bbd7fec271024e94.exe
"C:\Users\Admin\AppData\Local\Temp\b95f6dad05c8c7ffa72e8d85a79a4af873a5c551139f6ea2bbd7fec271024e94.exe"
C:\Users\Admin\AppData\Local\Temp\kat80E8.tmp
C:\Users\Admin\AppData\Local\Temp\kat80E8.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 | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
Files
memory/4748-0-0x0000000002550000-0x0000000002551000-memory.dmp
memory/4748-3-0x0000000004160000-0x00000000042C6000-memory.dmp
memory/4268-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4268-8-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat80E8.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/4268-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4748-9-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/4268-15-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4268-16-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4268-18-0x000000001B7F0000-0x000000001BA4F000-memory.dmp
memory/4268-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4268-49-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4268-51-0x0000000000400000-0x0000000000648000-memory.dmp