Analysis Overview
SHA256
a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f
Threat Level: Known bad
The file a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f was found to be: Known bad.
Malicious Activity Summary
Orcus family
Orcurs Rat Executable
Orcus main payload
Orcus
Orcurs Rat Executable
Executes dropped EXE
Checks computer location settings
Loads dropped DLL
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-25 01:20
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: behavioral2
Detonation Overview
Submitted
2024-11-25 01:20
Reported
2024-11-25 01:23
Platform
win10v2004-20241007-en
Max time kernel
127s
Max time network
140s
Command Line
Signatures
Orcus
Orcus family
Orcus main payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Orcurs Rat Executable
| Description | Indicator | Process | Target |
| 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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4080 set thread context of 4584 | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f.exe
"C:\Users\Admin\AppData\Local\Temp\a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f.exe"
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
"C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe"
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.144.22.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10808.client.sudorat.top | udp |
| RU | 185.37.62.158:10808 | 10808.client.sudorat.top | tcp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| N/A | 127.0.0.1:1111 | tcp | |
| US | 8.8.8.8:53 | 158.62.37.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.163.245.4.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 | 8.8.8.8:53 | 72.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 81.144.22.2.in-addr.arpa | udp |
Files
memory/1520-0-0x00000000748BE000-0x00000000748BF000-memory.dmp
memory/1520-1-0x0000000000330000-0x000000000062E000-memory.dmp
memory/1520-2-0x0000000001160000-0x000000000116E000-memory.dmp
memory/1520-3-0x00000000748B0000-0x0000000075060000-memory.dmp
memory/1520-4-0x0000000005110000-0x000000000516C000-memory.dmp
memory/1520-5-0x00000000059D0000-0x0000000005F74000-memory.dmp
memory/1520-6-0x0000000005280000-0x0000000005312000-memory.dmp
memory/1520-7-0x0000000005870000-0x0000000005882000-memory.dmp
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
| MD5 | 435e6df107884be845f20cf93d5edf37 |
| SHA1 | 1ee749db7fcf2699ed0445e6021327cef5803495 |
| SHA256 | a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f |
| SHA512 | 4853b8e2547ce0c129525163f0d6d42f86c7d4cab13105f6138e52b19dc4cd3625133718daa78e30bfd08a6cc6bc71b2e6f3b6f542107aa881308db4b63eb473 |
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe.config
| MD5 | a2b76cea3a59fa9af5ea21ff68139c98 |
| SHA1 | 35d76475e6a54c168f536e30206578babff58274 |
| SHA256 | f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839 |
| SHA512 | b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad |
memory/4080-23-0x00000000748B0000-0x0000000075060000-memory.dmp
memory/1520-24-0x00000000748B0000-0x0000000075060000-memory.dmp
memory/4080-25-0x00000000748B0000-0x0000000075060000-memory.dmp
memory/4080-26-0x00000000060B0000-0x00000000060FE000-memory.dmp
memory/4080-27-0x0000000006A10000-0x0000000006AAC000-memory.dmp
memory/4584-31-0x00000000748B0000-0x0000000075060000-memory.dmp
memory/4080-32-0x00000000748B0000-0x0000000075060000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\discord.exe.log
| MD5 | 663b8d5469caa4489d463aa9bc18124f |
| SHA1 | e57123a7d969115853ea631a3b33826335025d28 |
| SHA256 | 7b4fa505452f0b8ac74bb31f5a03b13342836318018fb18d224ae2ff11b1a7e8 |
| SHA512 | 45e373295125a629fcc0b19609608d969c9106514918bfac5d6b8e340e407434577b825741b8fa6a043c8f3f5c1a030ba8857da5f4e8ef15a551ce3c5fe03b55 |
memory/4584-34-0x00000000053E0000-0x00000000053F2000-memory.dmp
memory/4584-35-0x0000000005B80000-0x0000000005B98000-memory.dmp
memory/4584-36-0x0000000005BA0000-0x0000000005BB0000-memory.dmp
memory/4584-37-0x0000000006830000-0x000000000683A000-memory.dmp
memory/4584-40-0x00000000070D0000-0x0000000007136000-memory.dmp
memory/4584-41-0x0000000007760000-0x0000000007D78000-memory.dmp
memory/4584-42-0x00000000071E0000-0x00000000071F2000-memory.dmp
memory/4584-43-0x0000000007240000-0x000000000727C000-memory.dmp
memory/4584-44-0x0000000007280000-0x00000000072CC000-memory.dmp
memory/4584-45-0x0000000007410000-0x000000000751A000-memory.dmp
memory/4584-46-0x0000000007D80000-0x0000000007F42000-memory.dmp
memory/4584-47-0x0000000007400000-0x000000000740E000-memory.dmp
memory/4584-48-0x0000000008240000-0x0000000008290000-memory.dmp
memory/4584-49-0x00000000748B0000-0x0000000075060000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-25 01:20
Reported
2024-11-25 01:23
Platform
win7-20241010-en
Max time kernel
127s
Max time network
129s
Command Line
Signatures
Orcus
Orcus family
Orcus main payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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 |
| 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:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2184 set thread context of 2348 | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe |
| PID 2604 set thread context of 332 | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f.exe
"C:\Users\Admin\AppData\Local\Temp\a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f.exe"
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
"C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {FA074824-7E32-4C06-9517-7F8BCB4517BB} S-1-5-21-2039016743-699959520-214465309-1000:PIDEURYY\Admin:Interactive:[1]
C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 10808.client.sudorat.top | udp |
| RU | 185.37.62.158:10808 | 10808.client.sudorat.top | tcp |
| N/A | 127.0.0.1:1111 | tcp |
Files
memory/1700-0-0x000000007441E000-0x000000007441F000-memory.dmp
memory/1700-1-0x0000000001030000-0x000000000132E000-memory.dmp
memory/1700-2-0x0000000000230000-0x000000000023E000-memory.dmp
memory/1700-3-0x0000000074410000-0x0000000074AFE000-memory.dmp
memory/1700-4-0x0000000000CD0000-0x0000000000D2C000-memory.dmp
memory/1700-5-0x0000000000520000-0x0000000000532000-memory.dmp
\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe
| MD5 | 435e6df107884be845f20cf93d5edf37 |
| SHA1 | 1ee749db7fcf2699ed0445e6021327cef5803495 |
| SHA256 | a72902946efe282c0dd20cb5625dba7d802afcc71459d36c638209ae771daf1f |
| SHA512 | 4853b8e2547ce0c129525163f0d6d42f86c7d4cab13105f6138e52b19dc4cd3625133718daa78e30bfd08a6cc6bc71b2e6f3b6f542107aa881308db4b63eb473 |
C:\Users\Admin\AppData\Roaming\externalflowerdb\discord.exe.config
| MD5 | a2b76cea3a59fa9af5ea21ff68139c98 |
| SHA1 | 35d76475e6a54c168f536e30206578babff58274 |
| SHA256 | f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839 |
| SHA512 | b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad |
memory/2184-18-0x0000000074410000-0x0000000074AFE000-memory.dmp
memory/2184-17-0x00000000008E0000-0x0000000000BDE000-memory.dmp
memory/1700-16-0x0000000074410000-0x0000000074AFE000-memory.dmp
memory/2184-19-0x0000000000440000-0x0000000000452000-memory.dmp
memory/2184-20-0x0000000004690000-0x00000000046DE000-memory.dmp
memory/2348-22-0x0000000000400000-0x00000000006FE000-memory.dmp
memory/2348-28-0x0000000000400000-0x00000000006FE000-memory.dmp
memory/2348-33-0x0000000000400000-0x00000000006FE000-memory.dmp
memory/2348-32-0x0000000000400000-0x00000000006FE000-memory.dmp
memory/2348-31-0x0000000000400000-0x00000000006FE000-memory.dmp
memory/2348-30-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2604-34-0x00000000004E0000-0x00000000004F2000-memory.dmp
memory/2348-26-0x0000000000400000-0x00000000006FE000-memory.dmp
memory/2348-24-0x0000000000400000-0x00000000006FE000-memory.dmp
memory/2184-35-0x0000000074410000-0x0000000074AFE000-memory.dmp
memory/332-44-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/332-48-0x0000000000D80000-0x0000000000D98000-memory.dmp
memory/332-49-0x0000000000EC0000-0x0000000000ED0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Cab5F90.tmp
| MD5 | 49aebf8cbd62d92ac215b2923fb1b9f5 |
| SHA1 | 1723be06719828dda65ad804298d0431f6aff976 |
| SHA256 | b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f |
| SHA512 | bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b |
memory/332-66-0x00000000045E0000-0x00000000045EE000-memory.dmp
memory/332-67-0x0000000004780000-0x0000000004782000-memory.dmp
memory/2176-69-0x0000000000E80000-0x000000000117E000-memory.dmp