Analysis Overview
SHA256
3a6f7c07d5fc5aa914c12b29e69d2598f5cd5923db2615394149e085c6257c58
Threat Level: Known bad
The file 3a6f7c07d5fc5aa914c12b29e69d2598f5cd5923db2615394149e085c6257c58 was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Stealc
Vidar
Downloads MZ/PE file
Checks computer location settings
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Checks installed software on the system
Accesses cryptocurrency files/wallets, possible credential harvesting
Suspicious use of SetThreadContext
Unsigned PE
Program crash
Enumerates physical storage devices
Checks processor information in registry
Suspicious use of WriteProcessMemory
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-01 06:55
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-01 06:55
Reported
2024-06-01 06:57
Platform
win7-20240220-en
Max time kernel
120s
Max time network
121s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\0260ea7f3ee2a5b7cc6d2b648d7850ec0f96b70674ab0f9386aa6d07f59d1274.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3036 wrote to memory of 2888 | N/A | C:\Users\Admin\AppData\Local\Temp\0260ea7f3ee2a5b7cc6d2b648d7850ec0f96b70674ab0f9386aa6d07f59d1274.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 3036 wrote to memory of 2888 | N/A | C:\Users\Admin\AppData\Local\Temp\0260ea7f3ee2a5b7cc6d2b648d7850ec0f96b70674ab0f9386aa6d07f59d1274.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 3036 wrote to memory of 2888 | N/A | C:\Users\Admin\AppData\Local\Temp\0260ea7f3ee2a5b7cc6d2b648d7850ec0f96b70674ab0f9386aa6d07f59d1274.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 3036 wrote to memory of 2888 | N/A | C:\Users\Admin\AppData\Local\Temp\0260ea7f3ee2a5b7cc6d2b648d7850ec0f96b70674ab0f9386aa6d07f59d1274.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\0260ea7f3ee2a5b7cc6d2b648d7850ec0f96b70674ab0f9386aa6d07f59d1274.exe
"C:\Users\Admin\AppData\Local\Temp\0260ea7f3ee2a5b7cc6d2b648d7850ec0f96b70674ab0f9386aa6d07f59d1274.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3036 -s 72
Network
Files
memory/3036-0-0x0000000000020000-0x0000000000021000-memory.dmp
memory/3036-1-0x0000000000020000-0x0000000000021000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-01 06:55
Reported
2024-06-01 06:57
Platform
win10v2004-20240426-en
Max time kernel
95s
Max time network
96s
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 |
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| 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
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\Control Panel\International\Geo\Nation | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4884 set thread context of 4876 | N/A | C:\Users\Admin\AppData\Local\Temp\0260ea7f3ee2a5b7cc6d2b648d7850ec0f96b70674ab0f9386aa6d07f59d1274.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\0260ea7f3ee2a5b7cc6d2b648d7850ec0f96b70674ab0f9386aa6d07f59d1274.exe
"C:\Users\Admin\AppData\Local\Temp\0260ea7f3ee2a5b7cc6d2b648d7850ec0f96b70674ab0f9386aa6d07f59d1274.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\AKFHDBFIDAEC" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
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 | 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 | 16.24.18.2.in-addr.arpa | udp |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| US | 8.8.8.8:53 | 132.102.69.159.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| DE | 159.69.102.132:5432 | tcp | |
| DE | 159.69.102.132:5432 | tcp | |
| DE | 159.69.102.132:5432 | tcp | |
| DE | 159.69.102.132:5432 | tcp | |
| DE | 159.69.102.132:5432 | tcp | |
| DE | 159.69.102.132:5432 | tcp | |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| DE | 159.69.102.132:5432 | 159.69.102.132 | tcp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.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 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
Files
memory/4884-0-0x0000000000810000-0x0000000000811000-memory.dmp
memory/4884-2-0x0000000000810000-0x0000000000811000-memory.dmp
memory/4876-1-0x0000000000400000-0x0000000000649000-memory.dmp
memory/4876-4-0x0000000000400000-0x0000000000649000-memory.dmp
memory/4876-6-0x0000000000400000-0x0000000000649000-memory.dmp
memory/4876-9-0x0000000000400000-0x0000000000649000-memory.dmp
memory/4876-10-0x0000000000400000-0x0000000000649000-memory.dmp
memory/4876-12-0x000000001B290000-0x000000001B4EF000-memory.dmp
memory/4876-27-0x0000000000400000-0x0000000000649000-memory.dmp
memory/4876-28-0x0000000000400000-0x0000000000649000-memory.dmp
memory/4876-44-0x0000000000400000-0x0000000000649000-memory.dmp
memory/4876-45-0x0000000000400000-0x0000000000649000-memory.dmp
memory/4876-56-0x0000000000400000-0x0000000000649000-memory.dmp
memory/4876-57-0x0000000000400000-0x0000000000649000-memory.dmp