Analysis Overview
SHA256
a3608a51db9df14c42f8c6e37ac49969de70b4be0862d82b5823c00aed395f9d
Threat Level: Known bad
The file a3608a51db9df14c42f8c6e37ac49969de70b4be0862d82b5823c00aed395f9d.exe was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Vidar
Stealc
Downloads MZ/PE file
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Checks computer location settings
Checks installed software on the system
Accesses cryptocurrency files/wallets, possible credential harvesting
Suspicious use of SetThreadContext
Enumerates physical storage devices
Program crash
Checks processor information in registry
Delays execution with timeout.exe
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-08 07:23
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-08 07:23
Reported
2024-06-08 07:26
Platform
win7-20240215-en
Max time kernel
118s
Max time network
118s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\a3608a51db9df14c42f8c6e37ac49969de70b4be0862d82b5823c00aed395f9d.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2320 wrote to memory of 3064 | N/A | C:\Users\Admin\AppData\Local\Temp\a3608a51db9df14c42f8c6e37ac49969de70b4be0862d82b5823c00aed395f9d.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2320 wrote to memory of 3064 | N/A | C:\Users\Admin\AppData\Local\Temp\a3608a51db9df14c42f8c6e37ac49969de70b4be0862d82b5823c00aed395f9d.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2320 wrote to memory of 3064 | N/A | C:\Users\Admin\AppData\Local\Temp\a3608a51db9df14c42f8c6e37ac49969de70b4be0862d82b5823c00aed395f9d.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2320 wrote to memory of 3064 | N/A | C:\Users\Admin\AppData\Local\Temp\a3608a51db9df14c42f8c6e37ac49969de70b4be0862d82b5823c00aed395f9d.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a3608a51db9df14c42f8c6e37ac49969de70b4be0862d82b5823c00aed395f9d.exe
"C:\Users\Admin\AppData\Local\Temp\a3608a51db9df14c42f8c6e37ac49969de70b4be0862d82b5823c00aed395f9d.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 84
Network
Files
memory/2320-0-0x0000000000020000-0x0000000000021000-memory.dmp
memory/2320-1-0x0000000000020000-0x0000000000021000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-08 07:23
Reported
2024-06-08 07:26
Platform
win10v2004-20240426-en
Max time kernel
94s
Max time network
95s
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 |
| 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-1-5-21-4018855536-2201274732-320770143-1000\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 3368 set thread context of 4788 | N/A | C:\Users\Admin\AppData\Local\Temp\a3608a51db9df14c42f8c6e37ac49969de70b4be0862d82b5823c00aed395f9d.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\a3608a51db9df14c42f8c6e37ac49969de70b4be0862d82b5823c00aed395f9d.exe
"C:\Users\Admin\AppData\Local\Temp\a3608a51db9df14c42f8c6e37ac49969de70b4be0862d82b5823c00aed395f9d.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\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\AFHDHCAAKECF" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| 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 |
| 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 |
| US | 8.8.8.8:53 | 18.190.202.116.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.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 | 14.160.190.20.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 |
| 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 | tcp | |
| DE | 116.202.190.18:5432 | tcp | |
| DE | 116.202.190.18:5432 | tcp | |
| DE | 116.202.190.18:5432 | tcp | |
| DE | 116.202.190.18:5432 | tcp | |
| DE | 116.202.190.18:5432 | 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 |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
Files
memory/3368-0-0x0000000000EC0000-0x0000000000EC1000-memory.dmp
memory/3368-1-0x0000000000EC0000-0x0000000000EC1000-memory.dmp
memory/3368-3-0x0000000000EC0000-0x0000000000EC1000-memory.dmp
memory/4788-2-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4788-7-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4788-5-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4788-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4788-11-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4788-13-0x000000001B430000-0x000000001B68F000-memory.dmp
memory/4788-28-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4788-29-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4788-45-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4788-46-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4788-57-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4788-58-0x0000000000400000-0x0000000000648000-memory.dmp