Analysis Overview
SHA256
ec5355ef0f0c83d2fa684feb1399ee9ca86c3d2fe31af06f3222704d308242db
Threat Level: Known bad
The file ec5355ef0f0c83d2fa684feb1399ee9ca86c3d2fe31af06f3222704d308242db was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Stealc
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 behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-08 06:42
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-08 06:42
Reported
2024-06-08 06:44
Platform
win10v2004-20240426-en
Max time kernel
94s
Max time network
124s
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\kat35E5.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 1584 set thread context of 640 | N/A | C:\Users\Admin\AppData\Local\Temp\ec5355ef0f0c83d2fa684feb1399ee9ca86c3d2fe31af06f3222704d308242db.exe | C:\Users\Admin\AppData\Local\Temp\kat35E5.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\kat35E5.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat35E5.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat35E5.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ec5355ef0f0c83d2fa684feb1399ee9ca86c3d2fe31af06f3222704d308242db.exe
"C:\Users\Admin\AppData\Local\Temp\ec5355ef0f0c83d2fa684feb1399ee9ca86c3d2fe31af06f3222704d308242db.exe"
C:\Users\Admin\AppData\Local\Temp\kat35E5.tmp
C:\Users\Admin\AppData\Local\Temp\kat35E5.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 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| 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 | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 18.190.202.116.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
Files
memory/1584-0-0x00000000022D0000-0x00000000022D1000-memory.dmp
memory/1584-2-0x0000000003D30000-0x0000000003E93000-memory.dmp
memory/640-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat35E5.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1584-6-0x0000000000400000-0x000000000067A000-memory.dmp
memory/640-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/640-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/640-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/640-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/640-25-0x000000001B7B0000-0x000000001BA0F000-memory.dmp
memory/640-40-0x0000000000400000-0x0000000000648000-memory.dmp
memory/640-41-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-08 06:42
Reported
2024-06-08 06:44
Platform
win11-20240508-en
Max time kernel
146s
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\kat6C37.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 2444 set thread context of 1116 | N/A | C:\Users\Admin\AppData\Local\Temp\ec5355ef0f0c83d2fa684feb1399ee9ca86c3d2fe31af06f3222704d308242db.exe | C:\Users\Admin\AppData\Local\Temp\kat6C37.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\kat6C37.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6C37.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat6C37.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ec5355ef0f0c83d2fa684feb1399ee9ca86c3d2fe31af06f3222704d308242db.exe
"C:\Users\Admin\AppData\Local\Temp\ec5355ef0f0c83d2fa684feb1399ee9ca86c3d2fe31af06f3222704d308242db.exe"
C:\Users\Admin\AppData\Local\Temp\kat6C37.tmp
C:\Users\Admin\AppData\Local\Temp\kat6C37.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 | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 52.111.227.14:443 | tcp |
Files
memory/2444-0-0x00000000024B0000-0x00000000024B1000-memory.dmp
memory/2444-1-0x0000000002BE0000-0x0000000002D43000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat6C37.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1116-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2444-10-0x0000000000400000-0x000000000067A000-memory.dmp
memory/1116-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1116-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1116-15-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1116-16-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1116-19-0x0000000019380000-0x00000000195DF000-memory.dmp
memory/1116-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1116-34-0x0000000000400000-0x0000000000648000-memory.dmp