Analysis Overview
SHA256
e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970
Threat Level: Known bad
The file e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970 was found to be: Known bad.
Malicious Activity Summary
Orcurs Rat Executable
Orcus main payload
Orcus family
Orcus
Orcurs Rat Executable
Executes dropped EXE
Checks computer location settings
Loads dropped DLL
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2025-01-20 01:18
Signatures
Orcurs Rat Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Orcus family
Orcus main payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2025-01-20 01:18
Reported
2025-01-20 01:21
Platform
win7-20240903-en
Max time kernel
147s
Max time network
148s
Command Line
Signatures
Orcus
Orcus family
Orcus main payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Orcurs Rat Executable
| 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe
"C:\Users\Admin\AppData\Local\Temp\e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe"
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
"C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {9DA0E027-604A-491E-9EB4-D0581CEBF1FD} S-1-5-21-3290804112-2823094203-3137964600-1000:VORHPBAB\Admin:Interactive:[1]
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 36345.client.sudorat.top | udp |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| N/A | 127.0.0.1:1111 | tcp | |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| RU | 31.44.184.52:36345 | tcp | |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| RU | 31.44.184.52:36345 | tcp | |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| RU | 31.44.184.52:36345 | tcp | |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| RU | 31.44.184.52:36345 | tcp |
Files
memory/2068-0-0x00000000749CE000-0x00000000749CF000-memory.dmp
memory/2068-1-0x0000000000EF0000-0x00000000011EE000-memory.dmp
memory/2068-2-0x0000000000300000-0x000000000030E000-memory.dmp
memory/2068-3-0x00000000749C0000-0x00000000750AE000-memory.dmp
memory/2068-4-0x0000000000E00000-0x0000000000E5C000-memory.dmp
memory/2068-5-0x00000000007E0000-0x00000000007F2000-memory.dmp
\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
| MD5 | 5e7e3fe816e4807c99a83dc8940c6658 |
| SHA1 | fdc6187c9f6694c24b976e50d1071f65b87bb5a9 |
| SHA256 | e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970 |
| SHA512 | d1b90942c4239c616daca8873eba926c124d4db8d43347d433689acb4d7e758539f3c3f31f44e38d8f5dafe49dcfed32dfe97685908179a564b208b9af42aeb0 |
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe.config
| MD5 | a2b76cea3a59fa9af5ea21ff68139c98 |
| SHA1 | 35d76475e6a54c168f536e30206578babff58274 |
| SHA256 | f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839 |
| SHA512 | b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad |
memory/1864-16-0x00000000749C0000-0x00000000750AE000-memory.dmp
memory/2068-18-0x00000000749C0000-0x00000000750AE000-memory.dmp
memory/1864-17-0x0000000000040000-0x000000000033E000-memory.dmp
memory/1864-19-0x00000000749C0000-0x00000000750AE000-memory.dmp
memory/1864-20-0x0000000004910000-0x000000000495E000-memory.dmp
memory/1864-21-0x0000000002200000-0x0000000002218000-memory.dmp
memory/1864-22-0x0000000002340000-0x0000000002350000-memory.dmp
memory/1864-24-0x00000000749C0000-0x00000000750AE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-01-20 01:18
Reported
2025-01-20 01:21
Platform
win10v2004-20241007-en
Max time kernel
147s
Max time network
151s
Command Line
Signatures
Orcus
Orcus family
Orcus main payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Orcurs Rat Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
Enumerates physical storage devices
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\e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4740 wrote to memory of 404 | N/A | C:\Users\Admin\AppData\Local\Temp\e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe |
| PID 4740 wrote to memory of 404 | N/A | C:\Users\Admin\AppData\Local\Temp\e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe |
| PID 4740 wrote to memory of 404 | N/A | C:\Users\Admin\AppData\Local\Temp\e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe | C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe
"C:\Users\Admin\AppData\Local\Temp\e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970.exe"
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
"C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe"
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.49.80.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 167.173.78.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 36345.client.sudorat.top | udp |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| N/A | 127.0.0.1:1111 | tcp | |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| RU | 31.44.184.52:36345 | tcp | |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| US | 8.8.8.8:53 | 60.153.16.2.in-addr.arpa | udp |
| RU | 31.44.184.52:36345 | tcp | |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| RU | 31.44.184.52:36345 | tcp | |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| RU | 185.37.62.158:36345 | 36345.client.sudorat.top | tcp |
| RU | 31.44.184.52:36345 | tcp |
Files
memory/4740-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmp
memory/4740-1-0x0000000000360000-0x000000000065E000-memory.dmp
memory/4740-2-0x0000000002A50000-0x0000000002A5E000-memory.dmp
memory/4740-3-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/4740-4-0x0000000005200000-0x000000000525C000-memory.dmp
memory/4740-5-0x0000000005900000-0x0000000005EA4000-memory.dmp
memory/4740-6-0x00000000053F0000-0x0000000005482000-memory.dmp
memory/4740-7-0x00000000050D0000-0x00000000050E2000-memory.dmp
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe
| MD5 | 5e7e3fe816e4807c99a83dc8940c6658 |
| SHA1 | fdc6187c9f6694c24b976e50d1071f65b87bb5a9 |
| SHA256 | e61c8a992355a905416b4be3f3acba69aa9ed6c2f05bbb2ce204b8aa9ec9b970 |
| SHA512 | d1b90942c4239c616daca8873eba926c124d4db8d43347d433689acb4d7e758539f3c3f31f44e38d8f5dafe49dcfed32dfe97685908179a564b208b9af42aeb0 |
C:\Users\Admin\AppData\Roaming\tracktrackjs\externalwindows.exe.config
| MD5 | a2b76cea3a59fa9af5ea21ff68139c98 |
| SHA1 | 35d76475e6a54c168f536e30206578babff58274 |
| SHA256 | f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839 |
| SHA512 | b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad |
memory/4740-24-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/404-23-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/404-25-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/404-26-0x00000000059A0000-0x00000000059B2000-memory.dmp
memory/404-27-0x0000000005FE0000-0x000000000602E000-memory.dmp
memory/404-29-0x0000000006790000-0x00000000067A8000-memory.dmp
memory/2284-30-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/404-31-0x00000000067D0000-0x00000000067E0000-memory.dmp
memory/2284-32-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/404-33-0x0000000006ED0000-0x0000000006EDA000-memory.dmp
memory/2284-35-0x0000000074B80000-0x0000000075330000-memory.dmp
memory/404-36-0x0000000074B80000-0x0000000075330000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\externalwindows.exe.log
| MD5 | 0672db2ef13237d5cb85075ff4915942 |
| SHA1 | ad8b4d3eb5e40791c47d48b22e273486f25f663f |
| SHA256 | 0a933408890369b5a178f9c30aa93d2c94f425650815cf8e8310de4e90a3b519 |
| SHA512 | 84ad10ba5b695567d33a52f786405a5544aa49d8d23631ba9edf3afa877c5dbd81570d15bcf74bce5d9fb1afad2117d0a4ef913b396c0d923afefe615619c84b |