Analysis Overview
SHA256
cb49bf2372e28eedd203c223b78e1e2f9cdb8677dc55efac23aa2ce6bd355bbf
Threat Level: Known bad
The file cb49bf2372e28eedd203c223b78e1e2f9cdb8677dc55efac23aa2ce6bd355bbf was found to be: Known bad.
Malicious Activity Summary
Orcus
Orcurs Rat Executable
Deletes itself
Executes dropped EXE
Checks computer location settings
Suspicious use of SetThreadContext
AutoIT Executable
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Creates scheduled task(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-12 01:52
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 01:52
Reported
2024-04-12 01:54
Platform
win7-20240220-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 |
| 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 2088 set thread context of 2588 | N/A | C:\Users\Admin\AppData\Local\Temp\cb49bf2372e28eedd203c223b78e1e2f9cdb8677dc55efac23aa2ce6bd355bbf.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 2236 set thread context of 1504 | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 1848 set thread context of 324 | 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\cb49bf2372e28eedd203c223b78e1e2f9cdb8677dc55efac23aa2ce6bd355bbf.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\cb49bf2372e28eedd203c223b78e1e2f9cdb8677dc55efac23aa2ce6bd355bbf.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\cb49bf2372e28eedd203c223b78e1e2f9cdb8677dc55efac23aa2ce6bd355bbf.exe
"C:\Users\Admin\AppData\Local\Temp\cb49bf2372e28eedd203c223b78e1e2f9cdb8677dc55efac23aa2ce6bd355bbf.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\cb49bf2372e28eedd203c223b78e1e2f9cdb8677dc55efac23aa2ce6bd355bbf.exe & exit
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -t 0
C:\Windows\system32\taskeng.exe
taskeng.exe {3342A362-33A4-400D-974D-726DF85656A1} S-1-5-21-2721934792-624042501-2768869379-1000:BISMIZHX\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/2088-0-0x0000000001350000-0x00000000015FA000-memory.dmp
memory/2088-1-0x0000000000560000-0x0000000000561000-memory.dmp
memory/2588-2-0x0000000000090000-0x000000000017A000-memory.dmp
memory/2588-3-0x0000000000090000-0x000000000017A000-memory.dmp
memory/2588-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2588-9-0x0000000000090000-0x000000000017A000-memory.dmp
memory/2588-10-0x0000000000090000-0x000000000017A000-memory.dmp
memory/2588-13-0x0000000000570000-0x000000000057E000-memory.dmp
memory/2588-14-0x0000000000680000-0x00000000006DC000-memory.dmp
memory/2588-16-0x0000000004B40000-0x0000000004B80000-memory.dmp
memory/2588-15-0x0000000073BD0000-0x00000000742BE000-memory.dmp
memory/2588-17-0x0000000000AA0000-0x0000000000AB2000-memory.dmp
memory/2588-18-0x0000000000B00000-0x0000000000B08000-memory.dmp
memory/2588-19-0x0000000000B50000-0x0000000000B68000-memory.dmp
memory/2588-20-0x0000000000C50000-0x0000000000C60000-memory.dmp
memory/2588-21-0x0000000073BD0000-0x00000000742BE000-memory.dmp
memory/2588-22-0x0000000004B40000-0x0000000004B80000-memory.dmp
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
| MD5 | d53aab692fe45afeb18bfac8a57bbc19 |
| SHA1 | eea83526036f94e3436420b88718611b67e9ff0c |
| SHA256 | 2b1f91f9c6d2d00b1bd7c7735773c5bbf06efb245668d51760291b23180b7f73 |
| SHA512 | 4a278bbcc6444867d38e05fc857f98d511cab0a9f950af79bf08ec1e63cdf8c682f132f8606759594c8aa7eb302f1abc6ca5c012781eef176eff7b29bd98b7e1 |
memory/2236-25-0x00000000013E0000-0x000000000168A000-memory.dmp
memory/1504-27-0x0000000000400000-0x00000000004EA000-memory.dmp
memory/1504-33-0x0000000000400000-0x00000000004EA000-memory.dmp
memory/1504-34-0x0000000000400000-0x00000000004EA000-memory.dmp
memory/1504-35-0x0000000073BD0000-0x00000000742BE000-memory.dmp
memory/1504-36-0x0000000004AD0000-0x0000000004B10000-memory.dmp
memory/1504-37-0x0000000073BD0000-0x00000000742BE000-memory.dmp
memory/1848-39-0x00000000013E0000-0x000000000168A000-memory.dmp
memory/324-49-0x0000000073BD0000-0x00000000742BE000-memory.dmp
memory/324-50-0x0000000004820000-0x0000000004860000-memory.dmp
memory/324-51-0x0000000073BD0000-0x00000000742BE000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-12 01:52
Reported
2024-04-12 01:55
Platform
win10v2004-20240319-en
Max time kernel
146s
Max time network
152s
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-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\cb49bf2372e28eedd203c223b78e1e2f9cdb8677dc55efac23aa2ce6bd355bbf.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\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 3728 set thread context of 1084 | N/A | C:\Users\Admin\AppData\Local\Temp\cb49bf2372e28eedd203c223b78e1e2f9cdb8677dc55efac23aa2ce6bd355bbf.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 3280 set thread context of 4384 | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 4384 set thread context of 1676 | 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\cb49bf2372e28eedd203c223b78e1e2f9cdb8677dc55efac23aa2ce6bd355bbf.exe
"C:\Users\Admin\AppData\Local\Temp\cb49bf2372e28eedd203c223b78e1e2f9cdb8677dc55efac23aa2ce6bd355bbf.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\cb49bf2372e28eedd203c223b78e1e2f9cdb8677dc55efac23aa2ce6bd355bbf.exe & exit
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -t 0
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:\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=3776 --field-trial-handle=2232,i,9772508353233483703,11473701862007458502,262144 --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
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 134.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.114.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.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 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| GB | 13.105.221.16:443 | tcp | |
| US | 8.8.8.8:53 | 65.139.73.23.in-addr.arpa | udp |
| GB | 13.105.221.16:443 | 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 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | 55.36.223.20.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 | 14.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.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 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | 12.173.189.20.in-addr.arpa | udp |
Files
memory/3728-0-0x0000000000190000-0x000000000043A000-memory.dmp
memory/3728-1-0x0000000002510000-0x0000000002511000-memory.dmp
memory/1084-2-0x0000000000400000-0x00000000004EA000-memory.dmp
memory/1084-7-0x0000000073910000-0x00000000740C0000-memory.dmp
memory/1084-8-0x0000000005A90000-0x0000000005AA0000-memory.dmp
memory/1084-9-0x0000000003430000-0x000000000343E000-memory.dmp
memory/1084-10-0x0000000005930000-0x000000000598C000-memory.dmp
memory/1084-13-0x0000000006050000-0x00000000065F4000-memory.dmp
memory/1084-14-0x0000000005B40000-0x0000000005BD2000-memory.dmp
memory/1084-15-0x0000000005A80000-0x0000000005A92000-memory.dmp
memory/1084-16-0x0000000005B20000-0x0000000005B28000-memory.dmp
memory/1084-17-0x0000000005FE0000-0x0000000005FF8000-memory.dmp
memory/1084-18-0x0000000006910000-0x0000000006AD2000-memory.dmp
memory/1084-19-0x0000000006040000-0x0000000006050000-memory.dmp
memory/1084-20-0x0000000006C40000-0x0000000006C4A000-memory.dmp
memory/1084-21-0x0000000073910000-0x00000000740C0000-memory.dmp
memory/1084-22-0x0000000005A90000-0x0000000005AA0000-memory.dmp
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
| MD5 | 9f41b102f39b28b4a631c2dbadfebbb2 |
| SHA1 | 1ac8ef58dd9e12641083ffb693fab2be2901b7d1 |
| SHA256 | bddb778c21561f38163787e8dee90585695b2bbd83b8c53a68409825308d211b |
| SHA512 | 8e01fb00575e0d465689095f4ab8666813be09f0c1332de8af57e85a6852523625a5fd4b78f7ff11f278931e6bb49c9d520d12e7b87a28afb22ea02009d98e3e |
memory/3280-24-0x0000000000A40000-0x0000000000CEA000-memory.dmp
memory/4384-31-0x0000000073910000-0x00000000740C0000-memory.dmp
memory/4384-32-0x00000000054F0000-0x0000000005500000-memory.dmp
memory/4384-34-0x0000000073910000-0x00000000740C0000-memory.dmp
memory/4384-36-0x0000000000A40000-0x0000000000CEA000-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/1676-43-0x0000000073910000-0x00000000740C0000-memory.dmp
memory/1676-44-0x0000000004F20000-0x0000000004F30000-memory.dmp
memory/1676-45-0x0000000073910000-0x00000000740C0000-memory.dmp