Analysis Overview
SHA256
e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff
Threat Level: Known bad
The file e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff was found to be: Known bad.
Malicious Activity Summary
Orcus
Orcurs Rat Executable
Orcus family
Orcurs Rat Executable
Checks computer location settings
Executes dropped EXE
Drops file in Program Files directory
Unsigned PE
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-13 02:13
Signatures
Orcurs Rat Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Orcus family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-13 02:13
Reported
2024-02-13 02:16
Platform
win7-20231215-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Orcus
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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Orcus\Orcus.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Orcus\Orcus.exe | C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe | N/A |
| File opened for modification | C:\Program Files\Orcus\Orcus.exe | C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe | N/A |
| File created | C:\Program Files\Orcus\Orcus.exe.config | C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Program Files\Orcus\Orcus.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Orcus\Orcus.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2076 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe | C:\Program Files\Orcus\Orcus.exe |
| PID 2076 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe | C:\Program Files\Orcus\Orcus.exe |
| PID 2076 wrote to memory of 2712 | N/A | C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe | C:\Program Files\Orcus\Orcus.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe
"C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe"
C:\Program Files\Orcus\Orcus.exe
"C:\Program Files\Orcus\Orcus.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp |
Files
memory/2076-0-0x00000000010E0000-0x00000000013D8000-memory.dmp
memory/2076-1-0x000007FEF5E10000-0x000007FEF67FC000-memory.dmp
memory/2076-2-0x000000001B2B0000-0x000000001B330000-memory.dmp
memory/2076-3-0x0000000000AC0000-0x0000000000B1C000-memory.dmp
memory/2076-4-0x0000000000250000-0x000000000025E000-memory.dmp
memory/2076-5-0x0000000000590000-0x00000000005A2000-memory.dmp
C:\Program Files\Orcus\Orcus.exe
| MD5 | a66b5e87f6841b747c1dcaab076998ff |
| SHA1 | 8e6cbfb9eb6c9be259c5ecf5d33b5fa991fbf06c |
| SHA256 | e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff |
| SHA512 | c6eb8beeefaefb05bcf53dd2363a8368d9a405687db755641d5ca30048c2e721b532764e11e1ef7f2e2fb194ba5c274f00ae2c773b58297463b7289fe0aa7edc |
C:\Program Files\Orcus\Orcus.exe.config
| MD5 | a2b76cea3a59fa9af5ea21ff68139c98 |
| SHA1 | 35d76475e6a54c168f536e30206578babff58274 |
| SHA256 | f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839 |
| SHA512 | b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad |
C:\Program Files\Orcus\Orcus.exe
| MD5 | 84990c685c3a58b3cb1acbddb8db0151 |
| SHA1 | a1cddb4a0f27d9bcd6189c8f168b43c6848d192f |
| SHA256 | 9fcf47d933ef38c433a01aac56b4774d71045e404500be84facadd9d4204ad72 |
| SHA512 | c0d9d28deee793ebd11ca80375694a826372ffb0262493b3af92749c16d59621a77d79940a104170888ca86636f94ae6a542d0fe2373c1a998d4456e10742304 |
memory/2712-16-0x000007FEF5E10000-0x000007FEF67FC000-memory.dmp
memory/2076-15-0x000007FEF5E10000-0x000007FEF67FC000-memory.dmp
memory/2712-17-0x0000000001140000-0x0000000001438000-memory.dmp
memory/2712-18-0x000000001B380000-0x000000001B400000-memory.dmp
memory/2712-19-0x00000000004F0000-0x0000000000502000-memory.dmp
memory/2712-20-0x0000000000590000-0x00000000005A8000-memory.dmp
memory/2712-21-0x0000000000500000-0x0000000000510000-memory.dmp
memory/2712-22-0x000000001B380000-0x000000001B400000-memory.dmp
memory/2712-23-0x000007FEF5E10000-0x000007FEF67FC000-memory.dmp
memory/2712-24-0x000000001B380000-0x000000001B400000-memory.dmp
memory/2712-25-0x000000001B380000-0x000000001B400000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-13 02:13
Reported
2024-02-13 02:16
Platform
win10v2004-20231215-en
Max time kernel
146s
Max time network
151s
Command Line
Signatures
Orcus
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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Orcus\Orcus.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files\Orcus\Orcus.exe | C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe | N/A |
| File created | C:\Program Files\Orcus\Orcus.exe.config | C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe | N/A |
| File created | C:\Program Files\Orcus\Orcus.exe | C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Program Files\Orcus\Orcus.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Orcus\Orcus.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1368 wrote to memory of 2332 | N/A | C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe | C:\Program Files\Orcus\Orcus.exe |
| PID 1368 wrote to memory of 2332 | N/A | C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe | C:\Program Files\Orcus\Orcus.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe
"C:\Users\Admin\AppData\Local\Temp\e58c968911b7cb21b817e96a3d8bbc53972c6bf08d5d688314aa0abf8ce1dcff.exe"
C:\Program Files\Orcus\Orcus.exe
"C:\Program Files\Orcus\Orcus.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| N/A | 192.168.1.111:10134 | tcp | |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.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 |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| US | 8.8.8.8:53 | 19.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| N/A | 192.168.1.111:10134 | tcp | |
| US | 8.8.8.8:53 | 27.73.42.20.in-addr.arpa | udp |
| N/A | 192.168.1.111:10134 | tcp |
Files
memory/1368-0-0x0000020D84030000-0x0000020D84328000-memory.dmp
memory/1368-1-0x00007FFC0B790000-0x00007FFC0C251000-memory.dmp
memory/1368-4-0x0000020D846D0000-0x0000020D846DE000-memory.dmp
memory/1368-2-0x0000020D9E8D0000-0x0000020D9E92C000-memory.dmp
memory/1368-3-0x0000020D9E8C0000-0x0000020D9E8D0000-memory.dmp
memory/1368-5-0x0000020D84730000-0x0000020D84742000-memory.dmp
C:\Program Files\Orcus\Orcus.exe
| MD5 | 50906490b535cd296f162c5eb8a79028 |
| SHA1 | 3a0282da75757b96d3e97af00134b9bec875874f |
| SHA256 | d0ac2e68296ac6fcc6081ad84046d477da8ae070a9f09e7115e4d69dcd86c071 |
| SHA512 | 4e67a896efb73c87955c78dbfa7b76102ae90065d8f183e80de39e59aac3e0da7069810990d47f677a909f89a23fc05d71bf3ca8ef09d93c11c4caef52ef9604 |
C:\Program Files\Orcus\Orcus.exe
| MD5 | 0b70ae45159be90dc57ea51c78ddd046 |
| SHA1 | 0df80307bffec866e6e07134c4f52b02cffc61d7 |
| SHA256 | 52ede76556d7096582919593a155e0c733b779fbeae1197b1a181160c71af876 |
| SHA512 | a377d304b2c93faa877ec6c46f6276de63b6a87c0e043c7c179416a5cd726322ea87da474bc04aefcaf378549eb2ae85dc075518bfe304f251ba24ac9ac212e8 |
C:\Program Files\Orcus\Orcus.exe.config
| MD5 | a2b76cea3a59fa9af5ea21ff68139c98 |
| SHA1 | 35d76475e6a54c168f536e30206578babff58274 |
| SHA256 | f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839 |
| SHA512 | b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad |
memory/1368-23-0x00007FFC0B790000-0x00007FFC0C251000-memory.dmp
memory/2332-22-0x00007FFC0B790000-0x00007FFC0C251000-memory.dmp
memory/2332-24-0x0000027A5F3B0000-0x0000027A5F3C0000-memory.dmp
C:\Program Files\Orcus\Orcus.exe
| MD5 | df92b85aa95474a108d38480d8bc0d09 |
| SHA1 | 57ba294ab817accdeee4a29bee51c539bcecdf71 |
| SHA256 | 723eb5a59681f7ca02204bc4087c6c3694babc93a389337571ec78408bf25fd4 |
| SHA512 | adb7b1ff9e153252259933b102351215760c357dce0ac9cc5ff49dea6cf2f03d16222b5d8e96c2fdb437910507a188ff0ff0b48ffb79d25391c35e0528ce06ea |
memory/2332-25-0x0000027A77AA0000-0x0000027A77AB8000-memory.dmp
memory/2332-27-0x0000027A78080000-0x0000027A78242000-memory.dmp
memory/2332-26-0x0000027A5F3A0000-0x0000027A5F3B0000-memory.dmp
memory/2332-28-0x00007FFC0B790000-0x00007FFC0C251000-memory.dmp
memory/2332-29-0x0000027A5F3B0000-0x0000027A5F3C0000-memory.dmp