Analysis Overview
SHA256
a98a8132eea19ee50f1afa027fce52c089c9fe7238b06c88782d7c0efd81d913
Threat Level: Known bad
The file a98a8132eea19ee50f1afa027fce52c089c9fe7238b06c88782d7c0efd81d913 was found to be: Known bad.
Malicious Activity Summary
Vidar
Detect Vidar Stealer
Stealc
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 20:10
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 20:10
Reported
2024-06-28 20:13
Platform
win11-20240611-en
Max time kernel
91s
Max time network
126s
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\kat6B2D.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 3432 set thread context of 1476 | N/A | C:\Users\Admin\AppData\Local\Temp\a98a8132eea19ee50f1afa027fce52c089c9fe7238b06c88782d7c0efd81d913.exe | C:\Users\Admin\AppData\Local\Temp\kat6B2D.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\kat6B2D.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat6B2D.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6B2D.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6B2D.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6B2D.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6B2D.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a98a8132eea19ee50f1afa027fce52c089c9fe7238b06c88782d7c0efd81d913.exe
"C:\Users\Admin\AppData\Local\Temp\a98a8132eea19ee50f1afa027fce52c089c9fe7238b06c88782d7c0efd81d913.exe"
C:\Users\Admin\AppData\Local\Temp\kat6B2D.tmp
C:\Users\Admin\AppData\Local\Temp\kat6B2D.tmp
Network
| Country | Destination | Domain | Proto |
| 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 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 36.249.124.192.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 | 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 |
Files
memory/3432-0-0x0000000002380000-0x0000000002381000-memory.dmp
memory/3432-1-0x0000000002A30000-0x0000000002B40000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat6B2D.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1476-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3432-9-0x0000000000400000-0x0000000000635000-memory.dmp
memory/1476-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1476-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1476-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1476-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1476-28-0x0000000024D90000-0x0000000024FEF000-memory.dmp
memory/1476-35-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1476-36-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 20:10
Reported
2024-06-28 20:13
Platform
win10v2004-20240611-en
Max time kernel
149s
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\kat3E12.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 3004 set thread context of 4296 | N/A | C:\Users\Admin\AppData\Local\Temp\a98a8132eea19ee50f1afa027fce52c089c9fe7238b06c88782d7c0efd81d913.exe | C:\Users\Admin\AppData\Local\Temp\kat3E12.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\kat3E12.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat3E12.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3E12.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3E12.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3E12.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3E12.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a98a8132eea19ee50f1afa027fce52c089c9fe7238b06c88782d7c0efd81d913.exe
"C:\Users\Admin\AppData\Local\Temp\a98a8132eea19ee50f1afa027fce52c089c9fe7238b06c88782d7c0efd81d913.exe"
C:\Users\Admin\AppData\Local\Temp\kat3E12.tmp
C:\Users\Admin\AppData\Local\Temp\kat3E12.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.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 | 23.249.124.192.in-addr.arpa | udp |
| 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 |
| US | 8.8.8.8:53 | 249.197.17.2.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 |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.99.105.20.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 | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/3004-0-0x00000000007D0000-0x00000000007D1000-memory.dmp
memory/3004-1-0x0000000002A70000-0x0000000002B80000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat3E12.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/4296-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4296-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3004-10-0x0000000000400000-0x0000000000635000-memory.dmp
memory/4296-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4296-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4296-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4296-25-0x0000000022780000-0x00000000229DF000-memory.dmp
memory/4296-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4296-34-0x0000000000400000-0x0000000000648000-memory.dmp