Analysis Overview
SHA256
50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee
Threat Level: Known bad
The file 50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee was found to be: Known bad.
Malicious Activity Summary
Orcus family
Orcus
Orcurs Rat Executable
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 WriteProcessMemory
Uses Task Scheduler COM API
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-21 02:08
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
2023-12-21 02:08
Reported
2023-12-21 02:10
Platform
win7-20231215-en
Max time kernel
145s
Max time network
149s
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 |
| 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 |
| 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\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe | N/A |
| File opened for modification | C:\Program Files\Orcus\Orcus.exe | C:\Users\Admin\AppData\Local\Temp\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe | N/A |
| File created | C:\Program Files\Orcus\Orcus.exe.config | C:\Users\Admin\AppData\Local\Temp\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2096 wrote to memory of 1952 | N/A | C:\Users\Admin\AppData\Local\Temp\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe | C:\Program Files\Orcus\Orcus.exe |
| PID 2096 wrote to memory of 1952 | N/A | C:\Users\Admin\AppData\Local\Temp\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe | C:\Program Files\Orcus\Orcus.exe |
| PID 2096 wrote to memory of 1952 | N/A | C:\Users\Admin\AppData\Local\Temp\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe | C:\Program Files\Orcus\Orcus.exe |
| PID 2644 wrote to memory of 2804 | N/A | C:\Windows\system32\taskeng.exe | C:\Program Files\Orcus\Orcus.exe |
| PID 2644 wrote to memory of 2804 | N/A | C:\Windows\system32\taskeng.exe | C:\Program Files\Orcus\Orcus.exe |
| PID 2644 wrote to memory of 2804 | N/A | C:\Windows\system32\taskeng.exe | C:\Program Files\Orcus\Orcus.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe
"C:\Users\Admin\AppData\Local\Temp\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {83968F2D-C64C-4BB6-9F2F-D4AC8E0B8354} S-1-5-21-3818056530-936619650-3554021955-1000:SFVRQGEO\Admin:Interactive:[1]
C:\Program Files\Orcus\Orcus.exe
"C:\Program Files\Orcus\Orcus.exe"
C:\Program Files\Orcus\Orcus.exe
"C:\Program Files\Orcus\Orcus.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 192.168.1.95:10134 | tcp | |
| US | 8.8.8.8:53 | following-s.gl.at.ply.gg | udp |
| US | 147.185.221.17:46267 | following-s.gl.at.ply.gg | tcp |
| US | 147.185.221.17:38914 | following-s.gl.at.ply.gg | tcp |
| N/A | 192.168.1.95:10134 | tcp | |
| US | 147.185.221.17:46267 | following-s.gl.at.ply.gg | tcp |
| US | 147.185.221.17:38914 | following-s.gl.at.ply.gg | tcp |
| N/A | 192.168.1.95:10134 | tcp | |
| US | 147.185.221.17:46267 | following-s.gl.at.ply.gg | tcp |
| US | 147.185.221.17:38914 | following-s.gl.at.ply.gg | tcp |
| N/A | 192.168.1.95:10134 | tcp | |
| US | 147.185.221.17:46267 | following-s.gl.at.ply.gg | tcp |
| US | 147.185.221.17:38914 | following-s.gl.at.ply.gg | tcp |
Files
memory/2096-1-0x000007FEF56C0000-0x000007FEF60AC000-memory.dmp
memory/2096-2-0x000000001B300000-0x000000001B380000-memory.dmp
memory/2096-4-0x0000000000150000-0x000000000015E000-memory.dmp
memory/2096-3-0x0000000000490000-0x00000000004EC000-memory.dmp
memory/2096-0-0x0000000001000000-0x00000000012F8000-memory.dmp
memory/2096-5-0x0000000000A20000-0x0000000000A32000-memory.dmp
C:\Program Files\Orcus\Orcus.exe
| MD5 | 7a92fc777de65b1a9cb2476bb4f2cd89 |
| SHA1 | b279d466134d17f3e89fc45944d51eb4cfc40223 |
| SHA256 | fcd5b5dfcee498978b64f57ed1b80fb1a73d60b623a2acc0ca245cf1dffcefab |
| SHA512 | 3c29d3e776dd2cf5295d3ea6ab84f5593bd422d64671529595fb669c693e579477d1d79b64879c4e62b60cf1d89e2988c7fd6fa18acb8597f0aa48e7710689bf |
memory/1952-17-0x0000000000750000-0x00000000007D0000-memory.dmp
memory/1952-18-0x000000001A9F0000-0x000000001AA48000-memory.dmp
memory/1952-16-0x000007FEF56C0000-0x000007FEF60AC000-memory.dmp
memory/2096-15-0x000007FEF56C0000-0x000007FEF60AC000-memory.dmp
memory/1952-19-0x000000001AA50000-0x000000001AA68000-memory.dmp
memory/1952-20-0x000000001AA80000-0x000000001AA90000-memory.dmp
C:\Program Files\Orcus\Orcus.exe
| MD5 | 12e6963054c830f9268d0cd0980e9746 |
| SHA1 | d311c64c08d1ee0cab478f88024d98b37f22214b |
| SHA256 | e709a29a05528d0940e87fe106efceba4c5a3c5c3c9f8f160dc56b893a78fb97 |
| SHA512 | c347ccff37cdf59e71a56d305a04d63d4ffdcaadfc806c4bfc031c9448b6c90ef358ca64e53df76878bec9d23a89d5a81126ea7e0efe6757052e78e28668e124 |
memory/2804-23-0x0000000002350000-0x00000000023D0000-memory.dmp
memory/2804-22-0x000007FEF56C0000-0x000007FEF60AC000-memory.dmp
memory/1952-14-0x0000000000810000-0x0000000000B08000-memory.dmp
C:\Program Files\Orcus\Orcus.exe.config
| MD5 | a2b76cea3a59fa9af5ea21ff68139c98 |
| SHA1 | 35d76475e6a54c168f536e30206578babff58274 |
| SHA256 | f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839 |
| SHA512 | b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad |
C:\Program Files\Orcus\Orcus.exe
| MD5 | 8095318e49385d263eaccd8725b004c6 |
| SHA1 | e7ab8e9939641bc92b4ceddf4aa7dc98dfcea37e |
| SHA256 | 85e9f4413022e0b4f10902a2260b1fcbedf73c988d389b171d00c0469f29d011 |
| SHA512 | 888508fcad218122d8931a4d0539caf1b3184c58f2882d60293680024a9b8097554e6c86a1d3771c0be3c61c77b2884b0a6ab1536c8e5113db94cdfbb65fc040 |
memory/2804-24-0x000007FEF56C0000-0x000007FEF60AC000-memory.dmp
memory/1952-25-0x000007FEF56C0000-0x000007FEF60AC000-memory.dmp
memory/1952-26-0x0000000000750000-0x00000000007D0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-21 02:08
Reported
2023-12-21 02:10
Platform
win10v2004-20231215-en
Max time kernel
146s
Max time network
149s
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 |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Orcus\Orcus.exe | N/A |
| 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\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe | N/A |
| File opened for modification | C:\Program Files\Orcus\Orcus.exe | C:\Users\Admin\AppData\Local\Temp\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe | N/A |
| File created | C:\Program Files\Orcus\Orcus.exe.config | C:\Users\Admin\AppData\Local\Temp\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe | N/A |
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3908 wrote to memory of 1868 | N/A | C:\Users\Admin\AppData\Local\Temp\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe | C:\Program Files\Orcus\Orcus.exe |
| PID 3908 wrote to memory of 1868 | N/A | C:\Users\Admin\AppData\Local\Temp\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe | C:\Program Files\Orcus\Orcus.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe
"C:\Users\Admin\AppData\Local\Temp\50c1d2e9ca2c339ee1d4dde094dd9680505bb13cba75c53af408dabbc209ecee.exe"
C:\Program Files\Orcus\Orcus.exe
"C:\Program Files\Orcus\Orcus.exe"
C:\Program Files\Orcus\Orcus.exe
"C:\Program Files\Orcus\Orcus.exe"
Network
| Country | Destination | Domain | Proto |
| N/A | 192.168.1.95:10134 | tcp | |
| US | 8.8.8.8:53 | 19.53.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | following-s.gl.at.ply.gg | udp |
| US | 147.185.221.17:46267 | following-s.gl.at.ply.gg | tcp |
| US | 147.185.221.17:38914 | following-s.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| N/A | 192.168.1.95:10134 | tcp | |
| US | 147.185.221.17:46267 | following-s.gl.at.ply.gg | tcp |
| US | 147.185.221.17:38914 | following-s.gl.at.ply.gg | tcp |
| N/A | 192.168.1.95:10134 | tcp | |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 147.185.221.17:46267 | following-s.gl.at.ply.gg | tcp |
| US | 147.185.221.17:38914 | following-s.gl.at.ply.gg | tcp |
| N/A | 192.168.1.95:10134 | tcp | |
| US | 147.185.221.17:46267 | following-s.gl.at.ply.gg | tcp |
| US | 147.185.221.17:38914 | following-s.gl.at.ply.gg | tcp |
Files
memory/3908-0-0x000001C7BAC40000-0x000001C7BAF38000-memory.dmp
memory/3908-1-0x000001C7BCAA0000-0x000001C7BCAFC000-memory.dmp
memory/3908-3-0x00007FFEC2540000-0x00007FFEC3001000-memory.dmp
memory/3908-2-0x000001C7BCB10000-0x000001C7BCB1E000-memory.dmp
memory/3908-4-0x000001C7BCB00000-0x000001C7BCB10000-memory.dmp
memory/3908-5-0x000001C7D53A0000-0x000001C7D53B2000-memory.dmp
C:\Program Files\Orcus\Orcus.exe.config
| MD5 | a2b76cea3a59fa9af5ea21ff68139c98 |
| SHA1 | 35d76475e6a54c168f536e30206578babff58274 |
| SHA256 | f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839 |
| SHA512 | b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad |
memory/3908-21-0x00007FFEC2540000-0x00007FFEC3001000-memory.dmp
memory/1868-22-0x00007FFEC2540000-0x00007FFEC3001000-memory.dmp
C:\Program Files\Orcus\Orcus.exe
| MD5 | db02bfd49850ea29336830f1157c8cf1 |
| SHA1 | 7a9a362f553b9b70875d6690e454c3d6d3aa5a7a |
| SHA256 | e9ff84b377ceb6f5bd54bd2604185e2b6fd320970d39bd3766202a380b8bafd2 |
| SHA512 | 49587dae4caab58db78884fa4845cec5646ba2a6c28444b0d32f65e7105aec27185d8f7dc96f4941ba680381ed5fd52ccf121d4e8d56bce63760df98c7ebf721 |
memory/1868-23-0x000002A298550000-0x000002A298560000-memory.dmp
C:\Program Files\Orcus\Orcus.exe
| MD5 | af53965b4cbad610076054d2b2cc61cf |
| SHA1 | a7a39080d14d59f78c01a303eb4061845d923a1a |
| SHA256 | ee3d08c65fe94f175f41435c7580292a7d94e3303285cd6635804a0d90ec70e2 |
| SHA512 | fc6780bbccd680ea55f5f9f5e71aee38106a3511d1b3d595f09888bbd25055addb69139c1ec6803de32049cf2da1838314a4d40d9616b9342464d7d5e5c7041d |
memory/1868-24-0x000002A29A070000-0x000002A29A0C8000-memory.dmp
memory/1868-26-0x000002A298610000-0x000002A298628000-memory.dmp
memory/1868-27-0x000002A299EF0000-0x000002A299F00000-memory.dmp
memory/2896-28-0x00007FFEC2540000-0x00007FFEC3001000-memory.dmp
C:\Program Files\Orcus\Orcus.exe
| MD5 | f6a8965fdad162c458dbe9a93a9ee6c6 |
| SHA1 | e9ac62ad1f75d04ebc86411e1f72f5b6f68fb6b1 |
| SHA256 | ed9a758e74f1834a1cbc9b6390823bf3d194a9799d6107d971bf4a8ef4a2d480 |
| SHA512 | f77967b31e9c294f01cbf41fd4b02c90702cd8ee971f19e48c0880cc94244c49b68013b4598f9692e38adb408a86b80bf225ebe00d11861fbb56d92882dbaa33 |
memory/2896-29-0x000002904D620000-0x000002904D630000-memory.dmp
C:\Program Files\Orcus\Orcus.exe
| MD5 | c8fdac86f63309c59f2ea5fa57d7f284 |
| SHA1 | ead541cf67de0cd7da3bd4867cbc82d8b9f7b564 |
| SHA256 | 17bbe08ae8a24305cb413c89009b2582c3fd780e4f7499e21e999d1301df6595 |
| SHA512 | 4697343c7a54cdb1795501de129deec82ba4dd95e0148c870af052dba55e4ff131bf5f7f83eb653ed6fa92d98082ca38a520e4ebcd3f659f1dc4ff07ee629e79 |
memory/2896-31-0x00007FFEC2540000-0x00007FFEC3001000-memory.dmp
memory/1868-32-0x00007FFEC2540000-0x00007FFEC3001000-memory.dmp
memory/1868-33-0x000002A298550000-0x000002A298560000-memory.dmp