Analysis Overview
SHA256
92ba25fdceaa54242a90ec838d777068ab2abbf8cdf85a0b93a71c56b5ce5776
Threat Level: Known bad
The file 92ba25fdceaa54242a90ec838d777068ab2abbf8cdf85a0b93a71c56b5ce5776 was found to be: Known bad.
Malicious Activity Summary
Orcus family
Orcurs Rat Executable
Orcus main payload
Orcus
Orcurs Rat Executable
Loads dropped DLL
Checks computer location settings
Executes dropped EXE
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-16 01:39
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
2024-02-16 01:39
Reported
2024-02-16 01:41
Platform
win7-20231129-en
Max time kernel
126s
Max time network
128s
Command Line
Signatures
Orcus
Orcus main payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| 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 |
| 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 |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\92ba25fdceaa54242a90ec838d777068ab2abbf8cdf85a0b93a71c56b5ce5776.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1764 set thread context of 2644 | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\92ba25fdceaa54242a90ec838d777068ab2abbf8cdf85a0b93a71c56b5ce5776.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\92ba25fdceaa54242a90ec838d777068ab2abbf8cdf85a0b93a71c56b5ce5776.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\92ba25fdceaa54242a90ec838d777068ab2abbf8cdf85a0b93a71c56b5ce5776.exe
"C:\Users\Admin\AppData\Local\Temp\92ba25fdceaa54242a90ec838d777068ab2abbf8cdf85a0b93a71c56b5ce5776.exe"
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
"C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {45B792EC-D1BC-4F83-8CC6-6629EA7CE05E} S-1-5-21-3627615824-4061627003-3019543961-1000:SCFGBRBT\Admin:Interactive:[1]
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 65246.client.sudorat.top | udp |
| IN | 103.255.75.142:65246 | 65246.client.sudorat.top | tcp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| N/A | 127.0.0.1:1111 | tcp |
Files
memory/2340-1-0x0000000074A50000-0x000000007513E000-memory.dmp
memory/2340-0-0x0000000000AC0000-0x0000000000DC2000-memory.dmp
memory/2340-2-0x0000000000320000-0x0000000000360000-memory.dmp
memory/2340-3-0x00000000001F0000-0x00000000001FE000-memory.dmp
memory/2340-4-0x0000000004D80000-0x0000000004DDC000-memory.dmp
memory/2340-5-0x0000000000380000-0x0000000000392000-memory.dmp
\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
| MD5 | 96d19c1046ab7b3afed31c4ad444983e |
| SHA1 | 190945917ae4e0062e6047650fef9b4de0a3f1e1 |
| SHA256 | 92ba25fdceaa54242a90ec838d777068ab2abbf8cdf85a0b93a71c56b5ce5776 |
| SHA512 | e4491a1743f72c42ef9c5d53be19556edc2aa1c33942b2033e0174824cc237e91a07305311b08cc3a15ded99624a680e38bcecbfddb10dbdf6d5f3dc1cce02b7 |
memory/1764-16-0x0000000074A50000-0x000000007513E000-memory.dmp
memory/2340-17-0x0000000074A50000-0x000000007513E000-memory.dmp
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe.config
| MD5 | a2b76cea3a59fa9af5ea21ff68139c98 |
| SHA1 | 35d76475e6a54c168f536e30206578babff58274 |
| SHA256 | f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839 |
| SHA512 | b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad |
memory/1764-18-0x0000000000A40000-0x0000000000D42000-memory.dmp
memory/1764-19-0x0000000004E00000-0x0000000004E40000-memory.dmp
memory/1764-20-0x0000000000430000-0x0000000000442000-memory.dmp
memory/1764-21-0x00000000005B0000-0x00000000005FE000-memory.dmp
memory/2644-22-0x0000000000400000-0x0000000000702000-memory.dmp
memory/2644-24-0x0000000000400000-0x0000000000702000-memory.dmp
memory/2644-26-0x0000000000400000-0x0000000000702000-memory.dmp
memory/2644-28-0x0000000000400000-0x0000000000702000-memory.dmp
memory/2644-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2644-32-0x0000000000400000-0x0000000000702000-memory.dmp
memory/1764-34-0x0000000074A50000-0x000000007513E000-memory.dmp
memory/2644-35-0x0000000000400000-0x0000000000702000-memory.dmp
memory/2644-37-0x0000000000400000-0x0000000000702000-memory.dmp
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
| MD5 | 076060cb14fa4edf9143424fa380bb3f |
| SHA1 | 2744318368b17ef91aa0eccb7166d40d3e458345 |
| SHA256 | 898a575f8003b3235ecdcf9f1b30183ab069d127d6787a32b385efbce06c244a |
| SHA512 | 7e231fc2b2e18ccff10efeb00eb3532271bbbb6825832308eb8fc7fba6a0f5fc4f3062177ed8cb63b4fc5430056792d08255a728e83de9591d731cf0744337ef |
memory/2712-40-0x00000000749D0000-0x00000000750BE000-memory.dmp
memory/2644-41-0x00000000749D0000-0x00000000750BE000-memory.dmp
memory/2644-42-0x00000000008E0000-0x0000000000920000-memory.dmp
memory/2712-43-0x0000000004E40000-0x0000000004E80000-memory.dmp
memory/2712-39-0x0000000000080000-0x0000000000382000-memory.dmp
memory/2644-44-0x0000000000920000-0x0000000000932000-memory.dmp
memory/2644-45-0x0000000000D90000-0x0000000000DA8000-memory.dmp
memory/2644-46-0x0000000000DC0000-0x0000000000DD0000-memory.dmp
memory/2712-59-0x00000000749D0000-0x00000000750BE000-memory.dmp
memory/2644-60-0x0000000002510000-0x000000000251E000-memory.dmp
memory/2644-61-0x0000000004FE0000-0x0000000004FE2000-memory.dmp
memory/2644-62-0x00000000749D0000-0x00000000750BE000-memory.dmp
memory/796-64-0x00000000749D0000-0x00000000750BE000-memory.dmp
memory/796-65-0x00000000008C0000-0x0000000000BC2000-memory.dmp
memory/796-66-0x0000000004DD0000-0x0000000004E10000-memory.dmp
memory/796-67-0x00000000749D0000-0x00000000750BE000-memory.dmp
memory/1824-69-0x00000000749D0000-0x00000000750BE000-memory.dmp
memory/1824-70-0x0000000000E40000-0x0000000001142000-memory.dmp
memory/1824-71-0x0000000004CE0000-0x0000000004D20000-memory.dmp
memory/1824-72-0x00000000749D0000-0x00000000750BE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-16 01:39
Reported
2024-02-16 01:41
Platform
win10v2004-20231222-en
Max time kernel
127s
Max time network
147s
Command Line
Signatures
Orcus
Orcus main payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| 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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\92ba25fdceaa54242a90ec838d777068ab2abbf8cdf85a0b93a71c56b5ce5776.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3328 set thread context of 2768 | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\92ba25fdceaa54242a90ec838d777068ab2abbf8cdf85a0b93a71c56b5ce5776.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\92ba25fdceaa54242a90ec838d777068ab2abbf8cdf85a0b93a71c56b5ce5776.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\92ba25fdceaa54242a90ec838d777068ab2abbf8cdf85a0b93a71c56b5ce5776.exe
"C:\Users\Admin\AppData\Local\Temp\92ba25fdceaa54242a90ec838d777068ab2abbf8cdf85a0b93a71c56b5ce5776.exe"
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
"C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe"
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 65246.client.sudorat.top | udp |
| IN | 103.255.75.142:65246 | 65246.client.sudorat.top | tcp |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 142.75.255.103.in-addr.arpa | udp |
| N/A | 127.0.0.1:1111 | tcp | |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
Files
memory/4248-0-0x0000000000A40000-0x0000000000D42000-memory.dmp
memory/4248-1-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/4248-2-0x0000000005750000-0x0000000005760000-memory.dmp
memory/4248-3-0x0000000002F00000-0x0000000002F0E000-memory.dmp
memory/4248-4-0x00000000056E0000-0x000000000573C000-memory.dmp
memory/4248-5-0x0000000005EF0000-0x0000000006494000-memory.dmp
memory/4248-6-0x00000000059E0000-0x0000000005A72000-memory.dmp
memory/4248-7-0x0000000005840000-0x0000000005852000-memory.dmp
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
| MD5 | 96d19c1046ab7b3afed31c4ad444983e |
| SHA1 | 190945917ae4e0062e6047650fef9b4de0a3f1e1 |
| SHA256 | 92ba25fdceaa54242a90ec838d777068ab2abbf8cdf85a0b93a71c56b5ce5776 |
| SHA512 | e4491a1743f72c42ef9c5d53be19556edc2aa1c33942b2033e0174824cc237e91a07305311b08cc3a15ded99624a680e38bcecbfddb10dbdf6d5f3dc1cce02b7 |
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe.config
| MD5 | a2b76cea3a59fa9af5ea21ff68139c98 |
| SHA1 | 35d76475e6a54c168f536e30206578babff58274 |
| SHA256 | f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839 |
| SHA512 | b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad |
memory/4248-23-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/3328-24-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/3328-25-0x0000000005770000-0x0000000005780000-memory.dmp
memory/3328-26-0x0000000005FC0000-0x000000000600E000-memory.dmp
C:\Users\Admin\AppData\Roaming\centralpoll\multiprovider.exe
| MD5 | f86bc89030ecd3d554678e22a803121b |
| SHA1 | 02265a34db2d36076b66160304be633d92037fe2 |
| SHA256 | f32d2ec9938e7de4b9b5ce53b520269fd1b8dfc48cb93e30dc0253370dc3fca5 |
| SHA512 | 1fcc2e18e28929024e36790aafa976fa7acedce22dcd2cfe2b64f564279f447d6af3507918ae7750fbcc018a99cb06b2011db30e6cb3e0278d127796beb7debb |
memory/1788-29-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/3328-28-0x0000000006920000-0x00000000069BC000-memory.dmp
memory/3328-32-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/2768-33-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/2768-34-0x0000000002F00000-0x0000000002F10000-memory.dmp
memory/2768-35-0x0000000005BB0000-0x0000000005BC8000-memory.dmp
memory/2768-36-0x0000000005C00000-0x0000000005C10000-memory.dmp
memory/2768-37-0x0000000006870000-0x000000000687A000-memory.dmp
memory/1788-38-0x00000000058F0000-0x0000000005900000-memory.dmp
memory/2768-41-0x0000000007110000-0x0000000007176000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\multiprovider.exe.log
| MD5 | 663b8d5469caa4489d463aa9bc18124f |
| SHA1 | e57123a7d969115853ea631a3b33826335025d28 |
| SHA256 | 7b4fa505452f0b8ac74bb31f5a03b13342836318018fb18d224ae2ff11b1a7e8 |
| SHA512 | 45e373295125a629fcc0b19609608d969c9106514918bfac5d6b8e340e407434577b825741b8fa6a043c8f3f5c1a030ba8857da5f4e8ef15a551ce3c5fe03b55 |
memory/1788-43-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/2768-44-0x00000000077A0000-0x0000000007DB8000-memory.dmp
memory/2768-45-0x0000000007220000-0x0000000007232000-memory.dmp
memory/2768-46-0x0000000007280000-0x00000000072BC000-memory.dmp
memory/2768-47-0x00000000072C0000-0x000000000730C000-memory.dmp
memory/2768-48-0x0000000007450000-0x000000000755A000-memory.dmp
memory/2768-49-0x0000000007DC0000-0x0000000007F82000-memory.dmp
memory/2768-50-0x0000000007760000-0x000000000776E000-memory.dmp
memory/2768-51-0x0000000008280000-0x00000000082D0000-memory.dmp
memory/2768-52-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/2768-53-0x0000000002F00000-0x0000000002F10000-memory.dmp
memory/3676-55-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/3676-56-0x0000000005960000-0x0000000005970000-memory.dmp
memory/3676-57-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/5040-59-0x0000000074AF0000-0x00000000752A0000-memory.dmp
memory/5040-60-0x0000000005B40000-0x0000000005B50000-memory.dmp
memory/5040-61-0x0000000074AF0000-0x00000000752A0000-memory.dmp