Analysis Overview
SHA256
bf16932ed80e384ae7291cb49d0b3a69979091f61f9533b557c58f02193f87cb
Threat Level: Known bad
The file bf16932ed80e384ae7291cb49d0b3a69979091f61f9533b557c58f02193f87cb was found to be: Known bad.
Malicious Activity Summary
Stealc
Detect Vidar Stealer
Vidar
Downloads MZ/PE file
Executes dropped EXE
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-28 20:06
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 20:06
Reported
2024-06-28 20:09
Platform
win10v2004-20240611-en
Max time kernel
148s
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 |
Stealc
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat590D.tmp | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4844 set thread context of 1612 | N/A | C:\Users\Admin\AppData\Local\Temp\bf16932ed80e384ae7291cb49d0b3a69979091f61f9533b557c58f02193f87cb.exe | C:\Users\Admin\AppData\Local\Temp\kat590D.tmp |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat590D.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat590D.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat590D.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat590D.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat590D.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat590D.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\bf16932ed80e384ae7291cb49d0b3a69979091f61f9533b557c58f02193f87cb.exe
"C:\Users\Admin\AppData\Local\Temp\bf16932ed80e384ae7291cb49d0b3a69979091f61f9533b557c58f02193f87cb.exe"
C:\Users\Admin\AppData\Local\Temp\kat590D.tmp
C:\Users\Admin\AppData\Local\Temp\kat590D.tmp
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 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| BE | 23.41.178.27:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 27.178.41.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.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 |
| 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 |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.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 | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.173.189.20.in-addr.arpa | udp |
Files
memory/4844-0-0x00000000008F0000-0x00000000008F1000-memory.dmp
memory/4844-1-0x0000000002A90000-0x0000000002BA0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat590D.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1612-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1612-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4844-10-0x0000000000400000-0x0000000000635000-memory.dmp
memory/1612-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1612-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1612-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1612-25-0x00000000202F0000-0x000000002054F000-memory.dmp
memory/1612-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1612-34-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 20:06
Reported
2024-06-28 20:09
Platform
win11-20240611-en
Max time kernel
147s
Max time network
150s
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 |
Stealc
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2432 set thread context of 5036 | N/A | C:\Users\Admin\AppData\Local\Temp\bf16932ed80e384ae7291cb49d0b3a69979091f61f9533b557c58f02193f87cb.exe | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\bf16932ed80e384ae7291cb49d0b3a69979091f61f9533b557c58f02193f87cb.exe
"C:\Users\Admin\AppData\Local\Temp\bf16932ed80e384ae7291cb49d0b3a69979091f61f9533b557c58f02193f87cb.exe"
C:\Users\Admin\AppData\Local\Temp\kat350A.tmp
C:\Users\Admin\AppData\Local\Temp\kat350A.tmp
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 | 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 |
| 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 |
| IE | 52.111.236.22:443 | tcp |
Files
memory/2432-0-0x0000000002490000-0x0000000002491000-memory.dmp
memory/2432-2-0x0000000004100000-0x0000000004210000-memory.dmp
memory/5036-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5036-9-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat350A.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/5036-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2432-10-0x0000000000400000-0x0000000000635000-memory.dmp
memory/5036-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5036-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5036-28-0x00000000228C0000-0x0000000022B1F000-memory.dmp
memory/5036-35-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5036-36-0x0000000000400000-0x0000000000648000-memory.dmp