Analysis Overview
SHA256
6536fadb04a1bb17334c71e0052b3c228756982a05f47b0f7c84d11d65f3b371
Threat Level: Known bad
The file 6536fadb04a1bb17334c71e0052b3c228756982a05f47b0f7c84d11d65f3b371 was found to be: Known bad.
Malicious Activity Summary
Orcus family
Orcus main payload
Orcurs Rat Executable
Orcus
Orcurs Rat Executable
Checks computer location settings
Reads user/profile data of web browsers
Loads dropped DLL
Reads data files stored by FTP clients
Executes dropped EXE
Reads WinSCP keys stored on the system
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-12 01:21
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: behavioral2
Detonation Overview
Submitted
2024-04-12 01:21
Reported
2024-04-12 01:24
Platform
win10v2004-20240226-en
Max time kernel
127s
Max time network
128s
Command Line
Signatures
Orcus
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-1-5-21-275798769-4264537674-1142822080-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\6536fadb04a1bb17334c71e0052b3c228756982a05f47b0f7c84d11d65f3b371.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe | N/A |
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4856 set thread context of 4572 | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6536fadb04a1bb17334c71e0052b3c228756982a05f47b0f7c84d11d65f3b371.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\6536fadb04a1bb17334c71e0052b3c228756982a05f47b0f7c84d11d65f3b371.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\6536fadb04a1bb17334c71e0052b3c228756982a05f47b0f7c84d11d65f3b371.exe
"C:\Users\Admin\AppData\Local\Temp\6536fadb04a1bb17334c71e0052b3c228756982a05f47b0f7c84d11d65f3b371.exe"
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
"C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe"
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10996.client.sudorat.top | udp |
| IN | 103.255.75.142:10996 | 10996.client.sudorat.top | tcp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 142.75.255.103.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:1111 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.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 |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
Files
memory/3196-1-0x0000000000900000-0x0000000000BFE000-memory.dmp
memory/3196-0-0x00000000746E0000-0x0000000074E90000-memory.dmp
memory/3196-3-0x0000000003090000-0x000000000309E000-memory.dmp
memory/3196-2-0x0000000005600000-0x0000000005610000-memory.dmp
memory/3196-4-0x00000000057F0000-0x000000000584C000-memory.dmp
memory/3196-5-0x0000000005EE0000-0x0000000006484000-memory.dmp
memory/3196-6-0x00000000059D0000-0x0000000005A62000-memory.dmp
memory/3196-7-0x00000000057D0000-0x00000000057E2000-memory.dmp
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
| MD5 | aa560b36e63ca3b1b4978984754e5ceb |
| SHA1 | 83b34966a9af688d42b8cd648952a1e582a1ba34 |
| SHA256 | 6536fadb04a1bb17334c71e0052b3c228756982a05f47b0f7c84d11d65f3b371 |
| SHA512 | 5bdf091dd7d434682ee3f8e6b04bef1b79ddf807c4036bd70d83ebeff04ec93b6fd7b6e02032da99f322fe803ee809480ae492314830fcc07e51a6cb97fa9741 |
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe.config
| MD5 | a2b76cea3a59fa9af5ea21ff68139c98 |
| SHA1 | 35d76475e6a54c168f536e30206578babff58274 |
| SHA256 | f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839 |
| SHA512 | b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad |
memory/4856-24-0x00000000746E0000-0x0000000074E90000-memory.dmp
memory/3196-23-0x00000000746E0000-0x0000000074E90000-memory.dmp
memory/4856-25-0x0000000005130000-0x0000000005140000-memory.dmp
memory/4856-26-0x0000000005860000-0x00000000058AE000-memory.dmp
memory/4856-28-0x00000000061C0000-0x000000000625C000-memory.dmp
memory/2472-30-0x00000000746E0000-0x0000000074E90000-memory.dmp
memory/4572-33-0x00000000746E0000-0x0000000074E90000-memory.dmp
memory/4856-32-0x00000000746E0000-0x0000000074E90000-memory.dmp
memory/2472-34-0x0000000004D20000-0x0000000004D30000-memory.dmp
memory/4572-35-0x0000000005C10000-0x0000000005C28000-memory.dmp
memory/4572-37-0x00000000068D0000-0x00000000068DA000-memory.dmp
memory/4572-36-0x00000000065B0000-0x00000000065C0000-memory.dmp
memory/4572-40-0x0000000007170000-0x00000000071D6000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\lowsecure.exe.log
| MD5 | 663b8d5469caa4489d463aa9bc18124f |
| SHA1 | e57123a7d969115853ea631a3b33826335025d28 |
| SHA256 | 7b4fa505452f0b8ac74bb31f5a03b13342836318018fb18d224ae2ff11b1a7e8 |
| SHA512 | 45e373295125a629fcc0b19609608d969c9106514918bfac5d6b8e340e407434577b825741b8fa6a043c8f3f5c1a030ba8857da5f4e8ef15a551ce3c5fe03b55 |
memory/2472-42-0x00000000746E0000-0x0000000074E90000-memory.dmp
memory/4572-45-0x00000000072E0000-0x000000000731C000-memory.dmp
memory/4572-46-0x0000000007320000-0x000000000736C000-memory.dmp
memory/4572-44-0x0000000007280000-0x0000000007292000-memory.dmp
memory/4572-43-0x0000000007800000-0x0000000007E18000-memory.dmp
memory/4572-47-0x00000000074B0000-0x00000000075BA000-memory.dmp
memory/4572-49-0x0000000007470000-0x000000000747E000-memory.dmp
memory/4572-48-0x0000000007E20000-0x0000000007FE2000-memory.dmp
memory/4572-50-0x00000000082E0000-0x0000000008330000-memory.dmp
memory/4572-51-0x00000000746E0000-0x0000000074E90000-memory.dmp
memory/1740-53-0x00000000746E0000-0x0000000074E90000-memory.dmp
memory/1740-54-0x0000000005530000-0x0000000005540000-memory.dmp
memory/1740-55-0x00000000746E0000-0x0000000074E90000-memory.dmp
memory/2596-57-0x00000000746E0000-0x0000000074E90000-memory.dmp
memory/2596-58-0x0000000005670000-0x0000000005680000-memory.dmp
memory/2596-59-0x00000000746E0000-0x0000000074E90000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-12 01:21
Reported
2024-04-12 01:24
Platform
win7-20240221-en
Max time kernel
126s
Max time network
129s
Command Line
Signatures
Orcus
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 |
| 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\wordpresstrack\lowsecure.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\6536fadb04a1bb17334c71e0052b3c228756982a05f47b0f7c84d11d65f3b371.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2792 set thread context of 2520 | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.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\6536fadb04a1bb17334c71e0052b3c228756982a05f47b0f7c84d11d65f3b371.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.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\6536fadb04a1bb17334c71e0052b3c228756982a05f47b0f7c84d11d65f3b371.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.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\6536fadb04a1bb17334c71e0052b3c228756982a05f47b0f7c84d11d65f3b371.exe
"C:\Users\Admin\AppData\Local\Temp\6536fadb04a1bb17334c71e0052b3c228756982a05f47b0f7c84d11d65f3b371.exe"
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
"C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {F3E4C7C1-A0B1-44D5-8B49-494C9925116C} S-1-5-21-3452737119-3959686427-228443150-1000:QGTQZTRE\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\wordpresstrack\lowsecure.exe
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 10996.client.sudorat.top | udp |
| IN | 103.255.75.142:10996 | 10996.client.sudorat.top | tcp |
| N/A | 127.0.0.1:1111 | tcp |
Files
memory/2304-0-0x0000000000850000-0x0000000000B4E000-memory.dmp
memory/2304-1-0x0000000074080000-0x000000007476E000-memory.dmp
memory/2304-2-0x0000000000530000-0x0000000000570000-memory.dmp
memory/2304-3-0x0000000000350000-0x000000000035E000-memory.dmp
memory/2304-4-0x00000000045A0000-0x00000000045FC000-memory.dmp
memory/2304-5-0x00000000003E0000-0x00000000003F2000-memory.dmp
\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe
| MD5 | aa560b36e63ca3b1b4978984754e5ceb |
| SHA1 | 83b34966a9af688d42b8cd648952a1e582a1ba34 |
| SHA256 | 6536fadb04a1bb17334c71e0052b3c228756982a05f47b0f7c84d11d65f3b371 |
| SHA512 | 5bdf091dd7d434682ee3f8e6b04bef1b79ddf807c4036bd70d83ebeff04ec93b6fd7b6e02032da99f322fe803ee809480ae492314830fcc07e51a6cb97fa9741 |
memory/2304-14-0x0000000074080000-0x000000007476E000-memory.dmp
memory/2792-18-0x0000000074080000-0x000000007476E000-memory.dmp
memory/2792-17-0x0000000000C10000-0x0000000000F0E000-memory.dmp
C:\Users\Admin\AppData\Roaming\wordpresstrack\lowsecure.exe.config
| MD5 | a2b76cea3a59fa9af5ea21ff68139c98 |
| SHA1 | 35d76475e6a54c168f536e30206578babff58274 |
| SHA256 | f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839 |
| SHA512 | b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad |
memory/2792-19-0x0000000004DD0000-0x0000000004E10000-memory.dmp
memory/2792-21-0x0000000000780000-0x00000000007CE000-memory.dmp
memory/2792-20-0x0000000000480000-0x0000000000492000-memory.dmp
memory/2520-22-0x0000000000400000-0x00000000006FE000-memory.dmp
memory/2520-23-0x0000000000400000-0x00000000006FE000-memory.dmp
memory/2520-24-0x0000000000400000-0x00000000006FE000-memory.dmp
memory/2520-26-0x0000000000400000-0x00000000006FE000-memory.dmp
memory/2520-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2520-30-0x0000000000400000-0x00000000006FE000-memory.dmp
memory/2520-32-0x0000000000400000-0x00000000006FE000-memory.dmp
memory/2520-34-0x0000000000400000-0x00000000006FE000-memory.dmp
memory/2792-35-0x0000000074080000-0x000000007476E000-memory.dmp
memory/2520-36-0x0000000074080000-0x000000007476E000-memory.dmp
memory/2520-37-0x0000000000890000-0x00000000008D0000-memory.dmp
memory/2568-41-0x0000000074080000-0x000000007476E000-memory.dmp
memory/2568-40-0x00000000012C0000-0x00000000015BE000-memory.dmp
memory/2520-39-0x00000000003D0000-0x00000000003E8000-memory.dmp
memory/2568-42-0x0000000004B20000-0x0000000004B60000-memory.dmp
memory/2520-43-0x0000000000720000-0x0000000000730000-memory.dmp
memory/2568-61-0x0000000074080000-0x000000007476E000-memory.dmp
memory/2520-62-0x0000000000B50000-0x0000000000B5E000-memory.dmp
memory/2520-63-0x0000000000BF0000-0x0000000000BF2000-memory.dmp
memory/2520-64-0x0000000074080000-0x000000007476E000-memory.dmp
memory/2520-65-0x0000000000890000-0x00000000008D0000-memory.dmp
memory/1668-67-0x0000000074080000-0x000000007476E000-memory.dmp
memory/1668-68-0x0000000004A60000-0x0000000004AA0000-memory.dmp
memory/1668-69-0x0000000074080000-0x000000007476E000-memory.dmp
memory/300-71-0x0000000074080000-0x000000007476E000-memory.dmp
memory/300-72-0x0000000004F90000-0x0000000004FD0000-memory.dmp
memory/300-73-0x0000000074080000-0x000000007476E000-memory.dmp