Analysis Overview
SHA256
ac2a9ef29a20a0826f3ca07be052b92c0148b60aac517941ecbc274b8de97684
Threat Level: Known bad
The file ac2a9ef29a20a0826f3ca07be052b92c0148b60aac517941ecbc274b8de97684 was found to be: Known bad.
Malicious Activity Summary
Stealc
Detect Vidar Stealer
Vidar
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 08:07
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-08 08:07
Reported
2024-06-08 08:10
Platform
win10v2004-20240426-en
Max time kernel
94s
Max time network
123s
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\kat3420.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 2312 set thread context of 2796 | N/A | C:\Users\Admin\AppData\Local\Temp\ac2a9ef29a20a0826f3ca07be052b92c0148b60aac517941ecbc274b8de97684.exe | C:\Users\Admin\AppData\Local\Temp\kat3420.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\kat3420.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3420.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3420.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ac2a9ef29a20a0826f3ca07be052b92c0148b60aac517941ecbc274b8de97684.exe
"C:\Users\Admin\AppData\Local\Temp\ac2a9ef29a20a0826f3ca07be052b92c0148b60aac517941ecbc274b8de97684.exe"
C:\Users\Admin\AppData\Local\Temp\kat3420.tmp
C:\Users\Admin\AppData\Local\Temp\kat3420.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| 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 |
| 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 | 24.249.124.192.in-addr.arpa | udp |
| 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 |
| US | 8.8.8.8:53 | 68.159.190.20.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 |
| US | 8.8.8.8:53 | 28.118.140.52.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 | 97.17.167.52.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 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
memory/2312-0-0x0000000000840000-0x0000000000841000-memory.dmp
memory/2312-1-0x0000000002A50000-0x0000000002BB3000-memory.dmp
memory/2796-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat3420.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/2312-6-0x0000000000400000-0x000000000067A000-memory.dmp
memory/2796-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2796-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2796-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2796-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2796-25-0x000000001DC50000-0x000000001DEAF000-memory.dmp
memory/2796-40-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2796-41-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-08 08:07
Reported
2024-06-08 08:10
Platform
win11-20240419-en
Max time kernel
90s
Max time network
123s
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\kat5062.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 3896 set thread context of 3032 | N/A | C:\Users\Admin\AppData\Local\Temp\ac2a9ef29a20a0826f3ca07be052b92c0148b60aac517941ecbc274b8de97684.exe | C:\Users\Admin\AppData\Local\Temp\kat5062.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\kat5062.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5062.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5062.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ac2a9ef29a20a0826f3ca07be052b92c0148b60aac517941ecbc274b8de97684.exe
"C:\Users\Admin\AppData\Local\Temp\ac2a9ef29a20a0826f3ca07be052b92c0148b60aac517941ecbc274b8de97684.exe"
C:\Users\Admin\AppData\Local\Temp\kat5062.tmp
C:\Users\Admin\AppData\Local\Temp\kat5062.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 |
| 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 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.249.124.192.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 |
| 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/3896-0-0x0000000000910000-0x0000000000911000-memory.dmp
memory/3896-1-0x0000000003D40000-0x0000000003EA3000-memory.dmp
memory/3032-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat5062.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3032-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3032-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3896-9-0x0000000000400000-0x000000000067A000-memory.dmp
memory/3032-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3032-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3032-27-0x00000000260A0000-0x00000000262FF000-memory.dmp
memory/3032-42-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3032-43-0x0000000000400000-0x0000000000648000-memory.dmp