Analysis Overview
SHA256
c1bb4878d2985dd8077358a034652f3ee13d8d22a92d407757538dd7fc667105
Threat Level: Known bad
The file c1bb4878d2985dd8077358a034652f3ee13d8d22a92d407757538dd7fc667105 was found to be: Known bad.
Malicious Activity Summary
Orcus
Orcurs Rat Executable
Executes dropped EXE
Checks computer location settings
Deletes itself
AutoIT Executable
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Runs ping.exe
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-12 01:03
Signatures
AutoIT Executable
| 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
2024-04-12 01:03
Reported
2024-04-12 01:05
Platform
win7-20240215-en
Max time kernel
140s
Max time network
142s
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 |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | N/A |
AutoIT 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 |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2956 set thread context of 3040 | N/A | C:\Users\Admin\AppData\Local\Temp\c1bb4878d2985dd8077358a034652f3ee13d8d22a92d407757538dd7fc667105.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 2324 set thread context of 1464 | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 608 set thread context of 284 | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c1bb4878d2985dd8077358a034652f3ee13d8d22a92d407757538dd7fc667105.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c1bb4878d2985dd8077358a034652f3ee13d8d22a92d407757538dd7fc667105.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c1bb4878d2985dd8077358a034652f3ee13d8d22a92d407757538dd7fc667105.exe
"C:\Users\Admin\AppData\Local\Temp\c1bb4878d2985dd8077358a034652f3ee13d8d22a92d407757538dd7fc667105.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /k ping 127.0.0.1 -t 0 & del C:\Users\Admin\AppData\Local\Temp\c1bb4878d2985dd8077358a034652f3ee13d8d22a92d407757538dd7fc667105.exe & exit
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -t 0
C:\Windows\system32\taskeng.exe
taskeng.exe {24F59B9A-DB55-4449-9209-1DEB27634499} S-1-5-21-2248906074-2862704502-246302768-1000:GHPZRGFC\Admin:Interactive:[1]
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
Files
memory/2956-0-0x0000000001110000-0x00000000013BA000-memory.dmp
memory/2956-1-0x00000000000F0000-0x00000000000F1000-memory.dmp
memory/3040-2-0x0000000000400000-0x00000000004EA000-memory.dmp
memory/3040-3-0x0000000000400000-0x00000000004EA000-memory.dmp
memory/3040-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/3040-9-0x0000000000400000-0x00000000004EA000-memory.dmp
memory/3040-10-0x0000000000400000-0x00000000004EA000-memory.dmp
memory/3040-13-0x0000000074620000-0x0000000074D0E000-memory.dmp
memory/3040-14-0x0000000004CD0000-0x0000000004D10000-memory.dmp
memory/3040-15-0x0000000000300000-0x000000000030E000-memory.dmp
memory/3040-16-0x0000000000B20000-0x0000000000B7C000-memory.dmp
memory/3040-17-0x0000000000610000-0x0000000000622000-memory.dmp
memory/3040-18-0x0000000000670000-0x0000000000678000-memory.dmp
memory/3040-19-0x0000000000C10000-0x0000000000C28000-memory.dmp
memory/3040-20-0x0000000000C50000-0x0000000000C60000-memory.dmp
memory/3040-21-0x0000000074620000-0x0000000074D0E000-memory.dmp
memory/3040-22-0x0000000004CD0000-0x0000000004D10000-memory.dmp
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
| MD5 | d989eb5bbba2d8c73b8278cc1d071217 |
| SHA1 | 18c3acc254e3f404bcb24effb06ca467eecd7a5a |
| SHA256 | 93a326c3caf058af05acd6b41801812967fa7282aab562016ae3364be11d97e2 |
| SHA512 | 80d482c7adf6f8f38f2aca6a832579241a3e827045678bf7af61de14cd6b4b59a9af639103061f8c3dc10b40d6ede5588f4d5d8b389b905df04d8ce11ba3e81b |
memory/2324-25-0x00000000011F0000-0x000000000149A000-memory.dmp
memory/1464-36-0x0000000000B20000-0x0000000000B60000-memory.dmp
memory/1464-35-0x0000000074620000-0x0000000074D0E000-memory.dmp
memory/1464-37-0x0000000074620000-0x0000000074D0E000-memory.dmp
memory/608-39-0x00000000011F0000-0x000000000149A000-memory.dmp
memory/284-49-0x0000000074620000-0x0000000074D0E000-memory.dmp
memory/284-50-0x0000000074620000-0x0000000074D0E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-12 01:03
Reported
2024-04-12 01:05
Platform
win10v2004-20240226-en
Max time kernel
147s
Max time network
153s
Command Line
Signatures
Orcus
Orcurs Rat Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\c1bb4878d2985dd8077358a034652f3ee13d8d22a92d407757538dd7fc667105.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | N/A |
AutoIT 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 |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2132 set thread context of 1992 | N/A | C:\Users\Admin\AppData\Local\Temp\c1bb4878d2985dd8077358a034652f3ee13d8d22a92d407757538dd7fc667105.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 2360 set thread context of 4528 | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 2232 set thread context of 1392 | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c1bb4878d2985dd8077358a034652f3ee13d8d22a92d407757538dd7fc667105.exe
"C:\Users\Admin\AppData\Local\Temp\c1bb4878d2985dd8077358a034652f3ee13d8d22a92d407757538dd7fc667105.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /k ping 127.0.0.1 -t 0 & del C:\Users\Admin\AppData\Local\Temp\c1bb4878d2985dd8077358a034652f3ee13d8d22a92d407757538dd7fc667105.exe & exit
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -t 0
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3856 --field-trial-handle=2700,i,14629483171127516024,12350888228055326066,262144 --variations-seed-version /prefetch:8
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn sfc /tr "C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe" /sc minute /mo 1 /F
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 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| GB | 142.250.179.234:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | 234.179.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
Files
memory/2132-0-0x0000000000AA0000-0x0000000000D4A000-memory.dmp
memory/2132-1-0x0000000001690000-0x0000000001691000-memory.dmp
memory/1992-2-0x0000000000400000-0x00000000004EA000-memory.dmp
memory/1992-7-0x0000000073DE0000-0x0000000074590000-memory.dmp
memory/1992-8-0x0000000005570000-0x0000000005580000-memory.dmp
memory/1992-9-0x0000000005410000-0x000000000541E000-memory.dmp
memory/1992-10-0x0000000005420000-0x000000000547C000-memory.dmp
memory/1992-11-0x0000000005B30000-0x00000000060D4000-memory.dmp
memory/1992-12-0x0000000005620000-0x00000000056B2000-memory.dmp
memory/1992-15-0x0000000005560000-0x0000000005572000-memory.dmp
memory/1992-16-0x0000000005600000-0x0000000005608000-memory.dmp
memory/1992-17-0x0000000005B00000-0x0000000005B18000-memory.dmp
memory/1992-18-0x0000000006420000-0x00000000065E2000-memory.dmp
memory/1992-19-0x0000000006250000-0x0000000006260000-memory.dmp
memory/1992-20-0x0000000006410000-0x000000000641A000-memory.dmp
memory/1992-21-0x0000000073DE0000-0x0000000074590000-memory.dmp
memory/1992-22-0x0000000005570000-0x0000000005580000-memory.dmp
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
| MD5 | 315702d8abf5ff8fb668616614e36a51 |
| SHA1 | b0b298a04102111314b96b70fac4efa0ff88ec87 |
| SHA256 | 5fdb9abf501285ad890b82df2f072a70cfbffa0d1d0b5af012c0532941a1ed29 |
| SHA512 | e48cc8c9eb6fdc3b7bf15f1aa236a9c741fde1d675ce880532d33fd68a82e5e0e69c703edef27c66d1ba4bc77fe561432d0079da28aa57c735494a2d3f1c7f7a |
memory/2360-24-0x00000000002B0000-0x000000000055A000-memory.dmp
memory/4528-31-0x0000000073DE0000-0x0000000074590000-memory.dmp
memory/4528-32-0x0000000002DA0000-0x0000000002DB0000-memory.dmp
memory/4528-34-0x0000000073DE0000-0x0000000074590000-memory.dmp
memory/2232-36-0x00000000002B0000-0x000000000055A000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\RegSvcs.exe.log
| MD5 | 0672db2ef13237d5cb85075ff4915942 |
| SHA1 | ad8b4d3eb5e40791c47d48b22e273486f25f663f |
| SHA256 | 0a933408890369b5a178f9c30aa93d2c94f425650815cf8e8310de4e90a3b519 |
| SHA512 | 84ad10ba5b695567d33a52f786405a5544aa49d8d23631ba9edf3afa877c5dbd81570d15bcf74bce5d9fb1afad2117d0a4ef913b396c0d923afefe615619c84b |
memory/1392-44-0x00000000057A0000-0x00000000057B0000-memory.dmp
memory/1392-43-0x0000000073DE0000-0x0000000074590000-memory.dmp
memory/1392-45-0x0000000073DE0000-0x0000000074590000-memory.dmp