Analysis Overview
SHA256
e3fa62b441eb5bd284053a38d4a7ae6872384b3a88b2a59e23955c11602486cd
Threat Level: Known bad
The file e3fa62b441eb5bd284053a38d4a7ae6872384b3a88b2a59e23955c11602486cd was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Stealc
Vidar
Downloads MZ/PE file
Reads user/profile data of web browsers
Executes dropped EXE
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 12:31
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 12:31
Reported
2024-06-28 12:34
Platform
win10v2004-20240508-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\kat43EE.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 1784 set thread context of 3636 | N/A | C:\Users\Admin\AppData\Local\Temp\e3fa62b441eb5bd284053a38d4a7ae6872384b3a88b2a59e23955c11602486cd.exe | C:\Users\Admin\AppData\Local\Temp\kat43EE.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\kat43EE.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat43EE.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat43EE.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat43EE.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat43EE.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat43EE.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e3fa62b441eb5bd284053a38d4a7ae6872384b3a88b2a59e23955c11602486cd.exe
"C:\Users\Admin\AppData\Local\Temp\e3fa62b441eb5bd284053a38d4a7ae6872384b3a88b2a59e23955c11602486cd.exe"
C:\Users\Admin\AppData\Local\Temp\kat43EE.tmp
C:\Users\Admin\AppData\Local\Temp\kat43EE.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.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 | 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 |
| 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 |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 252.15.104.51.in-addr.arpa | udp |
Files
memory/1784-0-0x00000000007F0000-0x00000000007F1000-memory.dmp
memory/1784-2-0x0000000004030000-0x0000000004140000-memory.dmp
memory/3636-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3636-8-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat43EE.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1784-9-0x0000000000400000-0x0000000000635000-memory.dmp
memory/3636-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3636-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3636-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3636-26-0x0000000022810000-0x0000000022A6F000-memory.dmp
memory/3636-40-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3636-41-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 12:31
Reported
2024-06-28 12:34
Platform
win11-20240611-en
Max time kernel
91s
Max time network
127s
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\kat444C.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 1820 set thread context of 1040 | N/A | C:\Users\Admin\AppData\Local\Temp\e3fa62b441eb5bd284053a38d4a7ae6872384b3a88b2a59e23955c11602486cd.exe | C:\Users\Admin\AppData\Local\Temp\kat444C.tmp |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat444C.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat444C.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat444C.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat444C.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat444C.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat444C.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e3fa62b441eb5bd284053a38d4a7ae6872384b3a88b2a59e23955c11602486cd.exe
"C:\Users\Admin\AppData\Local\Temp\e3fa62b441eb5bd284053a38d4a7ae6872384b3a88b2a59e23955c11602486cd.exe"
C:\Users\Admin\AppData\Local\Temp\kat444C.tmp
C:\Users\Admin\AppData\Local\Temp\kat444C.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 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.249.124.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.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 |
| 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 |
Files
memory/1820-0-0x0000000002390000-0x0000000002391000-memory.dmp
memory/1820-1-0x00000000040E0000-0x00000000041F0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat444C.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1040-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1820-10-0x0000000000400000-0x0000000000635000-memory.dmp
memory/1040-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-27-0x0000000029740000-0x000000002999F000-memory.dmp
memory/1040-35-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1040-36-0x0000000000400000-0x0000000000648000-memory.dmp