Analysis Overview
SHA256
7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d
Threat Level: Known bad
The file 7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d was found to be: Known bad.
Malicious Activity Summary
Orcurs Rat Executable
Orcus family
Orcus main payload
Drops desktop.ini file(s)
Drops file in Windows directory
Unsigned PE
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2025-01-11 01:29
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
2025-01-11 01:29
Reported
2025-01-11 01:32
Platform
win7-20240903-en
Max time kernel
146s
Max time network
150s
Command Line
Signatures
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe
"C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe"
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe
"C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\rz9xebk0.cmdline"
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES5C64.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC5C63.tmp"
Network
| Country | Destination | Domain | Proto |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp |
Files
memory/2172-0-0x000007FEF653E000-0x000007FEF653F000-memory.dmp
memory/2172-2-0x0000000000410000-0x000000000041E000-memory.dmp
memory/2172-1-0x000000001AE70000-0x000000001AECC000-memory.dmp
memory/2172-3-0x000007FEF6280000-0x000007FEF6C1D000-memory.dmp
memory/2172-4-0x000007FEF6280000-0x000007FEF6C1D000-memory.dmp
\??\c:\Users\Admin\AppData\Local\Temp\rz9xebk0.cmdline
| MD5 | dd9ef1fb0f914a7df41aa21ba43d2818 |
| SHA1 | 0277d07bb02fd13b4e3d46cd98f02c34baea89dc |
| SHA256 | d167271c8fb1ff361bfc5f0cfb5e4f4ac290c3142eb74c568cdbbb2cee49c6d2 |
| SHA512 | b73fd6afcaebd2dcc66f8837eaedb503fbe2eec982aa99beb832391f0f9cd2d78d7e41de5053ecf72d9dae278c2c841156e84773f8b9fe4e89425a915368cb58 |
\??\c:\Users\Admin\AppData\Local\Temp\rz9xebk0.0.cs
| MD5 | 6011503497b1b9250a05debf9690e52c |
| SHA1 | 897aea61e9bffc82d7031f1b3da12fb83efc6d82 |
| SHA256 | 08f42b8d57bb61bc8f9628c8a80953b06ca4149d50108083fca6dc26bdd49434 |
| SHA512 | 604c33e82e8b5bb5c54389c2899c81e5482a06e69db08268173a5b4574327ee5de656d312011d07e50a2e398a4c9b0cd79029013f76e05e18cf67ce5a916ffd9 |
memory/2740-10-0x000007FEF6280000-0x000007FEF6C1D000-memory.dmp
\??\c:\Users\Admin\AppData\Local\Temp\CSC5C63.tmp
| MD5 | c71cd9e1ada3ca668494128cf75b235f |
| SHA1 | 858ee8c44104aefa3249084a45ffda8858dc6939 |
| SHA256 | 97a3d6c6ce376cecd967c03b89efeda0ecfe479429dd6b3ee68b0b692796b0b5 |
| SHA512 | 31f0fd7d953589255bdd9a131944bd0659f8dcb743648e29a1bb7518e20cac125c5269a5fa57f7b36676fd37afa1887489d34cb098da0d2abc89a604dc2834df |
C:\Users\Admin\AppData\Local\Temp\RES5C64.tmp
| MD5 | fcd5110d4e40f699f9440f1e987d6f13 |
| SHA1 | ae6f81d2639cf8470d31cfe03908eb2128a2de5e |
| SHA256 | 3fe2e9be89755fb9083835b8693be639c9d90e0ddb968ad846674da561e0de4b |
| SHA512 | 44b907508cc2294f5dd5cbe793781c3e6e5c3a2a6e54e767e1a9065215236b37929aedda7652fd1bb285d56469368e22347461b64780dbdbb67a686b4ba703a0 |
memory/2740-17-0x000007FEF6280000-0x000007FEF6C1D000-memory.dmp
memory/2172-19-0x0000000002270000-0x0000000002286000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\rz9xebk0.dll
| MD5 | 58725cd9b51849d7e54f43aaeebc1ed6 |
| SHA1 | 762487d310ef39283f046476fb790a63e3a51fff |
| SHA256 | 1879d4323e42af123960a2c8fa54d3413fe9784c663a9e254db97734a0767d47 |
| SHA512 | f560686e3019bc81c67970573bf4d75592e258e30cffbd2d2077556eef66fe6d8fe946cb65406665097a6690ec598b59a9fb724a030a889c33b82f89b2cfac6b |
memory/2172-21-0x0000000000AD0000-0x0000000000AE2000-memory.dmp
memory/2172-22-0x0000000000AE0000-0x0000000000AE8000-memory.dmp
memory/2172-23-0x000000001B010000-0x000000001B028000-memory.dmp
memory/2172-24-0x0000000000420000-0x0000000000430000-memory.dmp
memory/2172-25-0x000007FEF6280000-0x000007FEF6C1D000-memory.dmp
memory/2172-26-0x000007FEF6280000-0x000007FEF6C1D000-memory.dmp
memory/2172-27-0x000007FEF653E000-0x000007FEF653F000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-01-11 01:29
Reported
2025-01-11 01:32
Platform
win10v2004-20241007-en
Max time kernel
147s
Max time network
150s
Command Line
Signatures
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\assembly | C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe | N/A |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1268 wrote to memory of 2828 | N/A | C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe |
| PID 1268 wrote to memory of 2828 | N/A | C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe |
| PID 2828 wrote to memory of 4880 | N/A | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe |
| PID 2828 wrote to memory of 4880 | N/A | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe
"C:\Users\Admin\AppData\Local\Temp\7447b9a1359be0ab6ec6417b4e204baf435da07f12436f72cb4bff47a4ae743d.exe"
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe
"C:\Windows\Microsoft.NET\Framework64\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\to04um8f.cmdline"
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES8A8E.tmp" "c:\Users\Admin\AppData\Local\Temp\CSC8A8D.tmp"
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 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| N/A | 192.168.31.232:8488 | tcp | |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.117.19.2.in-addr.arpa | udp |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp | |
| N/A | 192.168.31.232:8488 | tcp |
Files
memory/1268-0-0x00007FFB5C655000-0x00007FFB5C656000-memory.dmp
memory/1268-1-0x00007FFB5C3A0000-0x00007FFB5CD41000-memory.dmp
memory/1268-2-0x000000001B9F0000-0x000000001BA4C000-memory.dmp
memory/1268-5-0x000000001BBD0000-0x000000001BBDE000-memory.dmp
memory/1268-7-0x000000001C0F0000-0x000000001C5BE000-memory.dmp
memory/1268-6-0x00007FFB5C3A0000-0x00007FFB5CD41000-memory.dmp
memory/1268-8-0x000000001C660000-0x000000001C6FC000-memory.dmp
\??\c:\Users\Admin\AppData\Local\Temp\to04um8f.cmdline
| MD5 | 8952c2b6798c6f219436e32f7a70df85 |
| SHA1 | 16b24056a1d5745b37388d430a87e0cd27e8c69a |
| SHA256 | ec2318ea446ef63c7d3d5f6a493791aa1218bd7b77d27494b00c3fa70ace263f |
| SHA512 | 75f132f3ab722dcfe07b52e4e5ca22e918942a316c2479ef0a74ea91088855b6cb34cdf9ce7a4b8f6b49bd4e9a860e0b059ff2394b8bb55b59b4bcd98a34809c |
\??\c:\Users\Admin\AppData\Local\Temp\to04um8f.0.cs
| MD5 | ac842bdcbaedf3e3a3cf91babd2759ff |
| SHA1 | dac6a53e5e8f1498cf27dec864e97d597827000c |
| SHA256 | eaf8d46e2f35c0f34f61ef282195989572868aa127e362769bfd096d4cf50fc6 |
| SHA512 | 01847dbcd74dfcf9c10c9c78f75e2149cf87aeaf37129c72d90262171502f24d42f195648b048d22daeba426c1197e7bf8d6c607030353ca9a54a69b5d8710f2 |
\??\c:\Users\Admin\AppData\Local\Temp\CSC8A8D.tmp
| MD5 | f2ef5a13b8b974dc7af1a8eb8d1ca550 |
| SHA1 | 05f8d8a3f9f09d7d1bd5053b047f422fca7dcbea |
| SHA256 | 2bc1e8fca3b700d16f5e16221e5566a57f56f3e53f8a09f6cb02c0f319aeb90f |
| SHA512 | 4ad230961a86f1033d427e119d4d99c3380d6392cdd3b74fafa06f22cccff3e5828c2b5b01b4fca277eeef120d3510ae5978fb18b985ca676f11f85fe1ba80a6 |
memory/2828-19-0x00007FFB5C3A0000-0x00007FFB5CD41000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RES8A8E.tmp
| MD5 | 2c780d2c568df39d8a0bf9a4ab3cb939 |
| SHA1 | 0f0b3ba61e66c49c1fea086fec0fa832bd40fbf3 |
| SHA256 | e597be852d5e4b23d5d8220186d239ab67296074a830b26bdbe25f958d5abffb |
| SHA512 | a330a0686bb70457e71468572151cec95bdae919732e2cb0d0b26ef8a308c5f2ed7b92c4fb57c8fde6144e6a7991b3bf2601c37c0165f65d2389b97e67ad2bdc |
memory/2828-21-0x00007FFB5C3A0000-0x00007FFB5CD41000-memory.dmp
memory/1268-23-0x000000001CCF0000-0x000000001CD06000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\to04um8f.dll
| MD5 | 5d736fa3dcf58317f6ac91543a86da78 |
| SHA1 | a498e6af4411c5cae5ad55da349140518721d2f8 |
| SHA256 | 13000bc0488d6ccaa9337243a2ce475414a74a26a983377d01b584601207161d |
| SHA512 | 02c4507a20e1256b1012687671a62fc26040be79151c1c0134239a95d6fdd4a6477cb5ee94286e38a74a649db40d913c580c0b4980a037a8fc49155a58ea0532 |
memory/1268-25-0x000000001B940000-0x000000001B952000-memory.dmp
memory/1268-26-0x000000001B8C0000-0x000000001B8C8000-memory.dmp
memory/1268-27-0x000000001CD30000-0x000000001CD48000-memory.dmp
memory/1268-28-0x00000000014D0000-0x00000000014E0000-memory.dmp
memory/1268-29-0x00007FFB5C3A0000-0x00007FFB5CD41000-memory.dmp
memory/1268-30-0x000000001B8B0000-0x000000001B8B8000-memory.dmp
memory/1268-31-0x00007FFB5C655000-0x00007FFB5C656000-memory.dmp
memory/1268-32-0x00007FFB5C3A0000-0x00007FFB5CD41000-memory.dmp