Analysis Overview
SHA256
8f41806362483dd6ba039dbc95d8dc6277243d238c4b1dc2f515ae7066c6f878
Threat Level: Known bad
The file 8f41806362483dd6ba039dbc95d8dc6277243d238c4b1dc2f515ae7066c6f878 was found to be: Known bad.
Malicious Activity Summary
Vidar
Stealc
Detect Vidar Stealer
Downloads MZ/PE file
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Executes dropped EXE
Checks computer location settings
Checks installed software on the system
Accesses cryptocurrency files/wallets, possible credential harvesting
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Delays execution with timeout.exe
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-28 01:28
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 01:28
Reported
2024-06-28 01:31
Platform
win11-20240611-en
Max time kernel
90s
Max time network
126s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
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Stealc
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat448B.tmp | 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 4840 set thread context of 3652 | N/A | C:\Users\Admin\AppData\Local\Temp\8f41806362483dd6ba039dbc95d8dc6277243d238c4b1dc2f515ae7066c6f878.exe | C:\Users\Admin\AppData\Local\Temp\kat448B.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\kat448B.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat448B.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\kat448B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat448B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat448B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat448B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat448B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat448B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat448B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat448B.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8f41806362483dd6ba039dbc95d8dc6277243d238c4b1dc2f515ae7066c6f878.exe
"C:\Users\Admin\AppData\Local\Temp\8f41806362483dd6ba039dbc95d8dc6277243d238c4b1dc2f515ae7066c6f878.exe"
C:\Users\Admin\AppData\Local\Temp\kat448B.tmp
C:\Users\Admin\AppData\Local\Temp\kat448B.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat448B.tmp" & rd /s /q "C:\ProgramData\KFCFBFHIEBKJ" & 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 |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.249.124.192.in-addr.arpa | udp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 207.180.253.128:80 | tea.arpdabl.org | tcp |
Files
memory/4840-0-0x0000000000840000-0x0000000000841000-memory.dmp
memory/4840-2-0x0000000004080000-0x0000000004190000-memory.dmp
memory/3652-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat448B.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3652-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3652-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4840-9-0x0000000000400000-0x000000000058E000-memory.dmp
memory/3652-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3652-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3652-27-0x000000002F740000-0x000000002F99F000-memory.dmp
memory/3652-35-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3652-36-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3652-44-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3652-45-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3652-61-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3652-62-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3652-73-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3652-74-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3652-75-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3652-76-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 01:28
Reported
2024-06-28 01:31
Platform
win10v2004-20240508-en
Max time kernel
94s
Max time network
128s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Stealc
Vidar
Downloads MZ/PE file
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\kat3F1C.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3F1C.tmp | 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 4572 set thread context of 3156 | N/A | C:\Users\Admin\AppData\Local\Temp\8f41806362483dd6ba039dbc95d8dc6277243d238c4b1dc2f515ae7066c6f878.exe | C:\Users\Admin\AppData\Local\Temp\kat3F1C.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\kat3F1C.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat3F1C.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\kat3F1C.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3F1C.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3F1C.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3F1C.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3F1C.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3F1C.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3F1C.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3F1C.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8f41806362483dd6ba039dbc95d8dc6277243d238c4b1dc2f515ae7066c6f878.exe
"C:\Users\Admin\AppData\Local\Temp\8f41806362483dd6ba039dbc95d8dc6277243d238c4b1dc2f515ae7066c6f878.exe"
C:\Users\Admin\AppData\Local\Temp\kat3F1C.tmp
C:\Users\Admin\AppData\Local\Temp\kat3F1C.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat3F1C.tmp" & rd /s /q "C:\ProgramData\FHIJJJKKJJDA" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 214.251.201.195.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.249.124.192.in-addr.arpa | udp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| US | 8.8.8.8:53 | tea.arpdabl.org | udp |
| DE | 207.180.253.128:80 | tea.arpdabl.org | tcp |
| US | 8.8.8.8:53 | 128.253.180.207.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
Files
memory/4572-0-0x0000000000780000-0x0000000000781000-memory.dmp
memory/4572-1-0x00000000041C0000-0x00000000042D0000-memory.dmp
memory/3156-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4572-10-0x0000000000400000-0x000000000058E000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat3F1C.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3156-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3156-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3156-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3156-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3156-25-0x0000000022760000-0x00000000229BF000-memory.dmp
memory/3156-40-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3156-41-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3156-57-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3156-58-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3156-69-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3156-70-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3156-71-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3156-74-0x0000000000400000-0x0000000000648000-memory.dmp