Analysis Overview
SHA256
dd13f367b9b4728cf8e1da491ccc9a08c0d223b62fad80399c73b4a0fef15e11
Threat Level: Known bad
The file dd13f367b9b4728cf8e1da491ccc9a08c0d223b62fad80399c73b4a0fef15e11 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
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Runs ping.exe
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-12 02:17
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: behavioral2
Detonation Overview
Submitted
2024-04-12 02:17
Reported
2024-04-12 02:20
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
147s
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\dd13f367b9b4728cf8e1da491ccc9a08c0d223b62fad80399c73b4a0fef15e11.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 |
| 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 |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3880 set thread context of 3720 | N/A | C:\Users\Admin\AppData\Local\Temp\dd13f367b9b4728cf8e1da491ccc9a08c0d223b62fad80399c73b4a0fef15e11.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 3700 set thread context of 1744 | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 4116 set thread context of 1488 | 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\dd13f367b9b4728cf8e1da491ccc9a08c0d223b62fad80399c73b4a0fef15e11.exe
"C:\Users\Admin\AppData\Local\Temp\dd13f367b9b4728cf8e1da491ccc9a08c0d223b62fad80399c73b4a0fef15e11.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\dd13f367b9b4728cf8e1da491ccc9a08c0d223b62fad80399c73b4a0fef15e11.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=3820 --field-trial-handle=2496,i,15897292497548307209,13920214570023230813,262144 --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
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 20.231.121.79:80 | tcp | |
| GB | 142.250.187.234:443 | tcp | |
| US | 8.8.8.8:53 | ligeon.ddns.net | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 13.107.246.64:443 | tcp | |
| US | 8.8.8.8:53 | 24.139.73.23.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 | 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 |
Files
memory/3880-0-0x0000000000650000-0x00000000008FA000-memory.dmp
memory/3720-1-0x0000000000400000-0x00000000004EA000-memory.dmp
memory/3880-3-0x00000000023D0000-0x00000000023D1000-memory.dmp
memory/3720-7-0x00000000744A0000-0x0000000074C50000-memory.dmp
memory/3720-8-0x0000000005610000-0x0000000005620000-memory.dmp
memory/3720-9-0x0000000005350000-0x000000000535E000-memory.dmp
memory/3720-10-0x0000000005360000-0x00000000053BC000-memory.dmp
memory/3720-13-0x0000000005BD0000-0x0000000006174000-memory.dmp
memory/3720-14-0x0000000005510000-0x00000000055A2000-memory.dmp
memory/3720-15-0x0000000005600000-0x0000000005612000-memory.dmp
memory/3720-16-0x0000000005A20000-0x0000000005A28000-memory.dmp
memory/3720-17-0x0000000005A40000-0x0000000005A58000-memory.dmp
memory/3720-18-0x0000000006370000-0x0000000006532000-memory.dmp
memory/3720-19-0x0000000006190000-0x00000000061A0000-memory.dmp
memory/3720-20-0x00000000067E0000-0x00000000067EA000-memory.dmp
memory/3720-21-0x00000000744A0000-0x0000000074C50000-memory.dmp
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
| MD5 | ac6bfe4c1ed36f5a0485d061cdac2c55 |
| SHA1 | 3fa7d3cb254392606d2f30b033b8e3ed16bf0a36 |
| SHA256 | bf4e2e4b4c0cb256ea7da905b0565eec2db811e9ef5873071e54cea5849737b9 |
| SHA512 | 5806cfc4e64bfbaff1907a2711597e6d14f239d919abbbb3789c1584aeaf59e62d82ae11a4eb2f94da33f1f7a531984619d6a752fa1c98d647ccb8ae058b35f2 |
memory/3700-23-0x00000000003D0000-0x000000000067A000-memory.dmp
memory/1744-30-0x00000000744A0000-0x0000000074C50000-memory.dmp
memory/1744-31-0x0000000002960000-0x0000000002970000-memory.dmp
memory/1744-33-0x00000000744A0000-0x0000000074C50000-memory.dmp
memory/4116-35-0x00000000003D0000-0x000000000067A000-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/1488-42-0x00000000744A0000-0x0000000074C50000-memory.dmp
memory/1488-43-0x0000000005380000-0x0000000005390000-memory.dmp
memory/1488-44-0x00000000744A0000-0x0000000074C50000-memory.dmp
memory/4252-46-0x00000000003D0000-0x000000000067A000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-12 02:17
Reported
2024-04-12 02:20
Platform
win7-20240221-en
Max time kernel
141s
Max time network
144s
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 2168 set thread context of 2496 | N/A | C:\Users\Admin\AppData\Local\Temp\dd13f367b9b4728cf8e1da491ccc9a08c0d223b62fad80399c73b4a0fef15e11.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 2816 set thread context of 2944 | N/A | C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe |
| PID 2384 set thread context of 1716 | 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\dd13f367b9b4728cf8e1da491ccc9a08c0d223b62fad80399c73b4a0fef15e11.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\dd13f367b9b4728cf8e1da491ccc9a08c0d223b62fad80399c73b4a0fef15e11.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\dd13f367b9b4728cf8e1da491ccc9a08c0d223b62fad80399c73b4a0fef15e11.exe
"C:\Users\Admin\AppData\Local\Temp\dd13f367b9b4728cf8e1da491ccc9a08c0d223b62fad80399c73b4a0fef15e11.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\dd13f367b9b4728cf8e1da491ccc9a08c0d223b62fad80399c73b4a0fef15e11.exe & exit
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -t 0
C:\Windows\system32\taskeng.exe
taskeng.exe {264BE37B-D881-42EF-B92D-99C535E440B9} S-1-5-21-1298544033-3225604241-2703760938-1000:IZKCKOTP\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/2168-0-0x0000000001220000-0x00000000014CA000-memory.dmp
memory/2168-1-0x00000000000B0000-0x00000000000B1000-memory.dmp
memory/2496-2-0x0000000000400000-0x00000000004EA000-memory.dmp
memory/2496-3-0x0000000000400000-0x00000000004EA000-memory.dmp
memory/2496-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2496-10-0x0000000000400000-0x00000000004EA000-memory.dmp
memory/2496-9-0x0000000000400000-0x00000000004EA000-memory.dmp
memory/2496-13-0x0000000000310000-0x000000000031E000-memory.dmp
memory/2496-16-0x0000000004B00000-0x0000000004B5C000-memory.dmp
memory/2496-15-0x00000000047E0000-0x0000000004820000-memory.dmp
memory/2496-14-0x0000000074450000-0x0000000074B3E000-memory.dmp
memory/2496-17-0x00000000009A0000-0x00000000009B2000-memory.dmp
memory/2496-18-0x0000000001F60000-0x0000000001F68000-memory.dmp
memory/2496-19-0x0000000004100000-0x0000000004118000-memory.dmp
memory/2496-20-0x0000000004140000-0x0000000004150000-memory.dmp
memory/2496-21-0x0000000074450000-0x0000000074B3E000-memory.dmp
memory/2496-22-0x00000000047E0000-0x0000000004820000-memory.dmp
C:\Users\Admin\AppData\Roaming\coredpussvr\setspn.exe
| MD5 | 84ae63d165c1e0fe62700a47a788bd76 |
| SHA1 | 17fdcf2056344a32eb050371cbd70f618408aa92 |
| SHA256 | 224957835cfa63caf285b687ee31ccf57e726f6e3ecb5f7777d2a7e4e45b766e |
| SHA512 | 06ddf16748c6f7a472c3985910f83e9842d8404cbd1ebeed18d8a12f96c6211fa62557666cf0b421880b084ae985c8b5c63214438d95e8700ff248e1849d2f77 |
memory/2816-25-0x00000000000F0000-0x000000000039A000-memory.dmp
memory/2944-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2944-35-0x0000000074450000-0x0000000074B3E000-memory.dmp
memory/2944-36-0x00000000049B0000-0x00000000049F0000-memory.dmp
memory/2944-37-0x0000000074450000-0x0000000074B3E000-memory.dmp
memory/2384-39-0x00000000012A0000-0x000000000154A000-memory.dmp
memory/1716-45-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1716-49-0x0000000074450000-0x0000000074B3E000-memory.dmp
memory/1716-50-0x00000000046C0000-0x0000000004700000-memory.dmp
memory/1716-51-0x0000000074450000-0x0000000074B3E000-memory.dmp