Analysis Overview
SHA256
a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7b
Threat Level: Known bad
The file a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe was found to be: Known bad.
Malicious Activity Summary
RevengeRAT
Revengerat family
RevengeRat Executable
Executes dropped EXE
Loads dropped DLL
System Location Discovery: System Language Discovery
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-01-07 02:08
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2025-01-07 02:08
Reported
2025-01-07 02:10
Platform
win7-20240903-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
RevengeRAT
Revengerat family
RevengeRat Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2020 wrote to memory of 596 | N/A | C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe | C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe |
| PID 2020 wrote to memory of 596 | N/A | C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe | C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe |
| PID 2020 wrote to memory of 596 | N/A | C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe | C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe |
| PID 2020 wrote to memory of 596 | N/A | C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe | C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe
"C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe"
C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54376725 -chipde -70877aad95ae4862b0c5745de5a9e233 - -BLUB1 -ijxviywfpcswdeoj -393562
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | thinklabs-ltd.de | udp |
| DE | 176.9.175.237:80 | thinklabs-ltd.de | tcp |
| US | 8.8.8.8:53 | bin.download-sponsor.de | udp |
| DE | 176.9.175.234:443 | bin.download-sponsor.de | tcp |
Files
\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
| MD5 | 317ec5f92cfbf04a53e8125b66b3b4af |
| SHA1 | 16068b8977b4dc562ae782d91bc009472667e331 |
| SHA256 | 7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5 |
| SHA512 | ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65 |
memory/596-12-0x000007FEF58BE000-0x000007FEF58BF000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\OCS\ijxviywfpcswdeoj.dat
| MD5 | 16963e0627ce721d970cb116cb139d12 |
| SHA1 | c5e4ed07d6ee0e3b2423a66116428f46fd9f8362 |
| SHA256 | 145531cc960e4e14386473b55f43859cd40a1259715cbaa2eb2634f7aab940c1 |
| SHA512 | 043074f7a7bfb6d88aba23380c6e22135667536578f7ed3e29724d08780f13ec9144a3b41dab6e6d8687f8e5fdd7daecf7c2172eb28b7f918aa9216195b2ba08 |
memory/596-14-0x000007FEF5600000-0x000007FEF5F9D000-memory.dmp
memory/596-15-0x000007FEF5600000-0x000007FEF5F9D000-memory.dmp
memory/596-16-0x000007FEF5600000-0x000007FEF5F9D000-memory.dmp
memory/596-17-0x000007FEF5600000-0x000007FEF5F9D000-memory.dmp
memory/596-18-0x000007FEF5600000-0x000007FEF5F9D000-memory.dmp
memory/596-19-0x000007FEF5600000-0x000007FEF5F9D000-memory.dmp
memory/596-20-0x000007FEF5600000-0x000007FEF5F9D000-memory.dmp
memory/596-21-0x000007FEF5600000-0x000007FEF5F9D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-01-07 02:08
Reported
2025-01-07 02:10
Platform
win10v2004-20241007-en
Max time kernel
95s
Max time network
96s
Command Line
Signatures
RevengeRAT
Revengerat family
RevengeRat Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2256 wrote to memory of 2152 | N/A | C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe | C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe |
| PID 2256 wrote to memory of 2152 | N/A | C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe | C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe
"C:\Users\Admin\AppData\Local\Temp\a8a5aa4bec07a4661c9be5d8c13b6d8c5a40c309f9b4875bf9d11125cc537f7bN.exe"
C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe -install -54376725 -chipde -70877aad95ae4862b0c5745de5a9e233 - -BLUB1 -kuyvqtxngffdgfnn -197076
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | thinklabs-ltd.de | udp |
| DE | 176.9.175.237:80 | thinklabs-ltd.de | tcp |
| US | 8.8.8.8:53 | bin.download-sponsor.de | udp |
| DE | 176.9.175.234:443 | bin.download-sponsor.de | tcp |
| US | 8.8.8.8:53 | 237.175.9.176.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 234.175.9.176.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.153.16.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\OCS\ocs_v71a.exe
| MD5 | 317ec5f92cfbf04a53e8125b66b3b4af |
| SHA1 | 16068b8977b4dc562ae782d91bc009472667e331 |
| SHA256 | 7612ef3877c3e4e305a6c22941141601b489a73bc088622a40ebd93bee25bae5 |
| SHA512 | ed772da641a5c128677c4c285c648c1d8e539c34522b95c14f614797bb0d188571c7c257441d45598809aa3f8b4690bd53230282726e077c86c8d9fe71c1db65 |
memory/2152-8-0x00007FFCE6EC5000-0x00007FFCE6EC6000-memory.dmp
memory/2152-9-0x00007FFCE6C10000-0x00007FFCE75B1000-memory.dmp
memory/2152-10-0x000000001BD50000-0x000000001C21E000-memory.dmp
memory/2152-11-0x000000001B7C0000-0x000000001B866000-memory.dmp
memory/2152-12-0x000000001C2C0000-0x000000001C35C000-memory.dmp
memory/2152-13-0x00000000011E0000-0x00000000011E8000-memory.dmp
memory/2152-14-0x00007FFCE6C10000-0x00007FFCE75B1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\OCS\kuyvqtxngffdgfnn.dat
| MD5 | 16963e0627ce721d970cb116cb139d12 |
| SHA1 | c5e4ed07d6ee0e3b2423a66116428f46fd9f8362 |
| SHA256 | 145531cc960e4e14386473b55f43859cd40a1259715cbaa2eb2634f7aab940c1 |
| SHA512 | 043074f7a7bfb6d88aba23380c6e22135667536578f7ed3e29724d08780f13ec9144a3b41dab6e6d8687f8e5fdd7daecf7c2172eb28b7f918aa9216195b2ba08 |
memory/2152-16-0x00007FFCE6C10000-0x00007FFCE75B1000-memory.dmp
memory/2152-17-0x00007FFCE6C10000-0x00007FFCE75B1000-memory.dmp
memory/2152-18-0x00007FFCE6C10000-0x00007FFCE75B1000-memory.dmp
memory/2152-19-0x00007FFCE6C10000-0x00007FFCE75B1000-memory.dmp
memory/2152-20-0x00007FFCE6C10000-0x00007FFCE75B1000-memory.dmp
memory/2152-21-0x00007FFCE6C10000-0x00007FFCE75B1000-memory.dmp
memory/2152-22-0x00007FFCE6EC5000-0x00007FFCE6EC6000-memory.dmp
memory/2152-23-0x00007FFCE6C10000-0x00007FFCE75B1000-memory.dmp
memory/2152-25-0x00007FFCE6C10000-0x00007FFCE75B1000-memory.dmp