Analysis Overview
SHA256
fe35cc93ffa8ef0801847449c1a0047da244da6995b1bfd22719e8a0ea63d3e3
Threat Level: Known bad
The file fe35cc93ffa8ef0801847449c1a0047da244da6995b1bfd22719e8a0ea63d3e3 was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Vidar
Stealc
Reads data files stored by FTP clients
Executes dropped EXE
Checks computer location settings
Checks installed software on the system
Suspicious use of SetThreadContext
Unsigned PE
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
2024-06-28 03:36
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 03:36
Reported
2024-06-28 03:39
Platform
win10v2004-20240508-en
Max time kernel
41s
Max time network
51s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Stealc
Vidar
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\kat470B.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat470B.tmp | N/A |
Reads data files stored by FTP clients
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4600 set thread context of 3500 | N/A | C:\Users\Admin\AppData\Local\Temp\fe35cc93ffa8ef0801847449c1a0047da244da6995b1bfd22719e8a0ea63d3e3.exe | C:\Users\Admin\AppData\Local\Temp\kat470B.tmp |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat470B.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat470B.tmp | 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:\Users\Admin\AppData\Local\Temp\kat470B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat470B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat470B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat470B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat470B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat470B.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\fe35cc93ffa8ef0801847449c1a0047da244da6995b1bfd22719e8a0ea63d3e3.exe
"C:\Users\Admin\AppData\Local\Temp\fe35cc93ffa8ef0801847449c1a0047da244da6995b1bfd22719e8a0ea63d3e3.exe"
C:\Users\Admin\AppData\Local\Temp\kat470B.tmp
C:\Users\Admin\AppData\Local\Temp\kat470B.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat470B.tmp" & rd /s /q "C:\ProgramData\BGIIDAEBGCAA" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| US | 8.8.8.8:53 | steamcommunity.com | udp |
| US | 8.8.8.8:53 | tea.arpdabl.org | udp |
Files
memory/4600-0-0x0000000000730000-0x0000000000731000-memory.dmp
memory/4600-1-0x0000000004040000-0x0000000004150000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat470B.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3500-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3500-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4600-9-0x0000000000400000-0x000000000058E000-memory.dmp
memory/3500-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3500-11-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3500-12-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3500-13-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3500-14-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3500-15-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 03:36
Reported
2024-06-28 03:39
Platform
win11-20240508-en
Max time kernel
146s
Max time network
151s
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 |
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| N/A | N/A | N/A | N/A |
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| N/A | N/A | N/A | N/A |
Stealc
Vidar
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat7B4A.tmp | N/A |
Reads data files stored by FTP clients
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1548 set thread context of 2792 | N/A | C:\Users\Admin\AppData\Local\Temp\fe35cc93ffa8ef0801847449c1a0047da244da6995b1bfd22719e8a0ea63d3e3.exe | C:\Users\Admin\AppData\Local\Temp\kat7B4A.tmp |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat7B4A.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat7B4A.tmp | 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:\Users\Admin\AppData\Local\Temp\kat7B4A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat7B4A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat7B4A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat7B4A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat7B4A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat7B4A.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\fe35cc93ffa8ef0801847449c1a0047da244da6995b1bfd22719e8a0ea63d3e3.exe
"C:\Users\Admin\AppData\Local\Temp\fe35cc93ffa8ef0801847449c1a0047da244da6995b1bfd22719e8a0ea63d3e3.exe"
C:\Users\Admin\AppData\Local\Temp\kat7B4A.tmp
C:\Users\Admin\AppData\Local\Temp\kat7B4A.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat7B4A.tmp" & rd /s /q "C:\ProgramData\FCGIJDBAFCBA" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| US | 8.8.8.8:53 | steamcommunity.com | udp |
| US | 8.8.8.8:53 | tea.arpdabl.org | udp |
| IE | 52.111.236.22:443 | tcp |
Files
memory/1548-0-0x00000000023C0000-0x00000000023C1000-memory.dmp
memory/1548-1-0x0000000003FB0000-0x00000000040C0000-memory.dmp
memory/2792-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat7B4A.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1548-9-0x0000000000400000-0x000000000058E000-memory.dmp
memory/2792-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2792-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2792-11-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2792-12-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2792-13-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2792-14-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2792-17-0x0000000000400000-0x0000000000648000-memory.dmp