Analysis Overview
SHA256
bda8b25d55011435d2ebc0630c90311bcf1bb5f9cf92967cccb59721b9f12d19
Threat Level: Known bad
The file bda8b25d55011435d2ebc0630c90311bcf1bb5f9cf92967cccb59721b9f12d19 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
Executes dropped EXE
Reads data files stored by FTP clients
Checks installed software on the system
Accesses cryptocurrency files/wallets, possible credential harvesting
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-28 01:45
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 01:45
Reported
2024-06-28 01:47
Platform
win11-20240508-en
Max time kernel
146s
Max time network
152s
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 |
Stealc
Vidar
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat7DFA.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 1216 set thread context of 3924 | N/A | C:\Users\Admin\AppData\Local\Temp\bda8b25d55011435d2ebc0630c90311bcf1bb5f9cf92967cccb59721b9f12d19.exe | C:\Users\Admin\AppData\Local\Temp\kat7DFA.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\kat7DFA.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat7DFA.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\kat7DFA.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat7DFA.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat7DFA.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat7DFA.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat7DFA.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat7DFA.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\bda8b25d55011435d2ebc0630c90311bcf1bb5f9cf92967cccb59721b9f12d19.exe
"C:\Users\Admin\AppData\Local\Temp\bda8b25d55011435d2ebc0630c90311bcf1bb5f9cf92967cccb59721b9f12d19.exe"
C:\Users\Admin\AppData\Local\Temp\kat7DFA.tmp
C:\Users\Admin\AppData\Local\Temp\kat7DFA.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat7DFA.tmp" & rd /s /q "C:\ProgramData\JDBFIIEBGCAK" & 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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | steamcommunity.com | udp |
| US | 8.8.8.8:53 | tea.arpdabl.org | udp |
Files
memory/1216-0-0x0000000000830000-0x0000000000831000-memory.dmp
memory/1216-2-0x0000000003FB0000-0x00000000040C0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat7DFA.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1216-9-0x0000000000400000-0x000000000058E000-memory.dmp
memory/3924-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3924-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3924-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3924-11-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3924-12-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3924-13-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3924-14-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3924-15-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 01:45
Reported
2024-06-28 01:47
Platform
win10v2004-20240611-en
Max time kernel
149s
Max time network
153s
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 |
| 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-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\kat3A69.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3A69.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 3068 set thread context of 1572 | N/A | C:\Users\Admin\AppData\Local\Temp\bda8b25d55011435d2ebc0630c90311bcf1bb5f9cf92967cccb59721b9f12d19.exe | C:\Users\Admin\AppData\Local\Temp\kat3A69.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\kat3A69.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat3A69.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\kat3A69.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3A69.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3A69.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3A69.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3A69.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3A69.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3A69.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3A69.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\bda8b25d55011435d2ebc0630c90311bcf1bb5f9cf92967cccb59721b9f12d19.exe
"C:\Users\Admin\AppData\Local\Temp\bda8b25d55011435d2ebc0630c90311bcf1bb5f9cf92967cccb59721b9f12d19.exe"
C:\Users\Admin\AppData\Local\Temp\kat3A69.tmp
C:\Users\Admin\AppData\Local\Temp\kat3A69.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat3A69.tmp" & rd /s /q "C:\ProgramData\BFIIIDAFBFBK" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.24.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| BE | 23.41.178.80:443 | www.bing.com | tcp |
| BE | 23.41.178.80:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 80.178.41.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.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 | 24.249.124.192.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 |
| US | 8.8.8.8:53 | 214.251.201.195.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 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 12.173.189.20.in-addr.arpa | udp |
Files
memory/3068-0-0x00000000021E0000-0x00000000021E1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat3A69.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1572-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3068-10-0x0000000000400000-0x000000000058E000-memory.dmp
memory/1572-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1572-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3068-1-0x0000000002940000-0x0000000002A50000-memory.dmp
memory/1572-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1572-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1572-25-0x00000000201E0000-0x000000002043F000-memory.dmp
memory/1572-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1572-34-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1572-42-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1572-43-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1572-59-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1572-60-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1572-71-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1572-72-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1572-73-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1572-74-0x0000000000400000-0x0000000000648000-memory.dmp