Analysis Overview
SHA256
4a6c232183883708733e05f3447408f5e9f2af4e4eda11e5f98dc015794a1d09
Threat Level: Known bad
The file 4a6c232183883708733e05f3447408f5e9f2af4e4eda11e5f98dc015794a1d09 was found to be: Known bad.
Malicious Activity Summary
Vidar
Stealc
Detect Vidar Stealer
Downloads MZ/PE file
Reads user/profile data of web browsers
Executes dropped EXE
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
2024-06-08 10:00
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-08 10:00
Reported
2024-06-08 10:03
Platform
win10v2004-20240508-en
Max time kernel
149s
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\kat4AD4.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 4932 set thread context of 4676 | N/A | C:\Users\Admin\AppData\Local\Temp\4a6c232183883708733e05f3447408f5e9f2af4e4eda11e5f98dc015794a1d09.exe | C:\Users\Admin\AppData\Local\Temp\kat4AD4.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\kat4AD4.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4AD4.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4AD4.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4a6c232183883708733e05f3447408f5e9f2af4e4eda11e5f98dc015794a1d09.exe
"C:\Users\Admin\AppData\Local\Temp\4a6c232183883708733e05f3447408f5e9f2af4e4eda11e5f98dc015794a1d09.exe"
C:\Users\Admin\AppData\Local\Temp\kat4AD4.tmp
C:\Users\Admin\AppData\Local\Temp\kat4AD4.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| 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 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.249.124.192.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 | 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 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.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 |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.193.132.51.in-addr.arpa | udp |
Files
memory/4932-0-0x00000000022F0000-0x00000000022F1000-memory.dmp
memory/4932-2-0x0000000004070000-0x00000000041D3000-memory.dmp
memory/4676-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4932-9-0x0000000000400000-0x000000000067A000-memory.dmp
memory/4676-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4676-8-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat4AD4.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/4676-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4676-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4676-25-0x000000001B800000-0x000000001BA5F000-memory.dmp
memory/4676-40-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4676-41-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-08 10:00
Reported
2024-06-08 10:03
Platform
win11-20240508-en
Max time kernel
90s
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 |
Stealc
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat43CF.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 2008 set thread context of 2340 | N/A | C:\Users\Admin\AppData\Local\Temp\4a6c232183883708733e05f3447408f5e9f2af4e4eda11e5f98dc015794a1d09.exe | C:\Users\Admin\AppData\Local\Temp\kat43CF.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\kat43CF.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat43CF.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat43CF.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4a6c232183883708733e05f3447408f5e9f2af4e4eda11e5f98dc015794a1d09.exe
"C:\Users\Admin\AppData\Local\Temp\4a6c232183883708733e05f3447408f5e9f2af4e4eda11e5f98dc015794a1d09.exe"
C:\Users\Admin\AppData\Local\Temp\kat43CF.tmp
C:\Users\Admin\AppData\Local\Temp\kat43CF.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 |
| US | 8.8.8.8:53 | 18.190.202.116.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.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 |
Files
memory/2008-0-0x0000000002510000-0x0000000002511000-memory.dmp
memory/2008-2-0x0000000004220000-0x0000000004383000-memory.dmp
memory/2340-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2340-8-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat43CF.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/2008-10-0x0000000000400000-0x000000000067A000-memory.dmp
memory/2340-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2340-15-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2340-16-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2340-19-0x000000001B7D0000-0x000000001BA2F000-memory.dmp
memory/2340-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2340-34-0x0000000000400000-0x0000000000648000-memory.dmp