Analysis Overview
SHA256
c6a1f130209b9e2409d08c65f977165f28fd764fb5af7cc3519b1755f0e5dca6
Threat Level: Known bad
The file c6a1f130209b9e2409d08c65f977165f28fd764fb5af7cc3519b1755f0e5dca6 was found to be: Known bad.
Malicious Activity Summary
Stealc
Vidar
Detect Vidar Stealer
Downloads MZ/PE file
Reads data files stored by FTP clients
Executes dropped EXE
Checks computer location settings
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
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 03:28
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 03:28
Reported
2024-06-28 03:31
Platform
win10v2004-20240508-en
Max time kernel
39s
Max time network
47s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
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Stealc
Vidar
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\kat540B.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat540B.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 4804 set thread context of 2828 | N/A | C:\Users\Admin\AppData\Local\Temp\c6a1f130209b9e2409d08c65f977165f28fd764fb5af7cc3519b1755f0e5dca6.exe | C:\Users\Admin\AppData\Local\Temp\kat540B.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\kat540B.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat540B.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\kat540B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat540B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat540B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat540B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat540B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat540B.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c6a1f130209b9e2409d08c65f977165f28fd764fb5af7cc3519b1755f0e5dca6.exe
"C:\Users\Admin\AppData\Local\Temp\c6a1f130209b9e2409d08c65f977165f28fd764fb5af7cc3519b1755f0e5dca6.exe"
C:\Users\Admin\AppData\Local\Temp\kat540B.tmp
C:\Users\Admin\AppData\Local\Temp\kat540B.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat540B.tmp" & rd /s /q "C:\ProgramData\HIJEGIIJDGHD" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| 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/4804-0-0x0000000000840000-0x0000000000841000-memory.dmp
memory/4804-2-0x0000000003FC0000-0x00000000040D0000-memory.dmp
memory/2828-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2828-8-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat540B.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/4804-10-0x0000000000400000-0x000000000058E000-memory.dmp
memory/2828-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2828-11-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2828-12-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2828-13-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2828-14-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2828-15-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 03:28
Reported
2024-06-28 03:31
Platform
win11-20240508-en
Max time kernel
89s
Max time network
125s
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
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6254.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 3664 set thread context of 2092 | N/A | C:\Users\Admin\AppData\Local\Temp\c6a1f130209b9e2409d08c65f977165f28fd764fb5af7cc3519b1755f0e5dca6.exe | C:\Users\Admin\AppData\Local\Temp\kat6254.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\kat6254.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat6254.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\kat6254.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6254.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6254.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6254.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6254.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6254.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6254.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6254.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c6a1f130209b9e2409d08c65f977165f28fd764fb5af7cc3519b1755f0e5dca6.exe
"C:\Users\Admin\AppData\Local\Temp\c6a1f130209b9e2409d08c65f977165f28fd764fb5af7cc3519b1755f0e5dca6.exe"
C:\Users\Admin\AppData\Local\Temp\kat6254.tmp
C:\Users\Admin\AppData\Local\Temp\kat6254.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat6254.tmp" & rd /s /q "C:\ProgramData\BFIJEHCBAKFC" & 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 |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| US | 8.8.8.8:53 | 41.249.124.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.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 | 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/3664-0-0x0000000002420000-0x0000000002421000-memory.dmp
memory/3664-2-0x0000000002B70000-0x0000000002C80000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat6254.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3664-10-0x0000000000400000-0x000000000058E000-memory.dmp
memory/2092-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2092-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2092-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2092-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2092-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2092-25-0x000000002D170000-0x000000002D3CF000-memory.dmp
memory/2092-40-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2092-41-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2092-57-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2092-58-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2092-69-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2092-70-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2092-71-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2092-74-0x0000000000400000-0x0000000000648000-memory.dmp