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| File name: | 123.exe |
| Full analysis: | https://app.any.run/tasks/c872244d-f58c-4300-a21f-604756468ad5 |
| Verdict: | Malicious activity |
| Threats: | Orcus is a modular Remote Access Trojan with some unusual functions. This RAT enables attackers to create plugins using a custom development library and offers a robust core feature set that makes it one of the most dangerous malicious programs in its class. |
| Analysis date: | April 01, 2023, 10:10:45 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows |
| MD5: | EC078FAA9D85B8A6E5A5A6576A229187 |
| SHA1: | 27B799283A0DADE76841CB0DFFF7D2106DC667BC |
| SHA256: | 3BB6E72253D1EC7E3EF4C58368E2F8A80B190B69A99920D4E605B590E071E552 |
| SSDEEP: | 24576:A1I4MROxnF55bHKTlQOrZlI0AilFEvxHiiA6:A1rMixOrZlI0AilFEvxHii |
MALICIOUS
Starts Visual C# compiler
- 123.exe (PID: 2644)
- 123.exe (PID: 2692)
Orcus is detected
- 123.exe (PID: 2644)
- 123.exe (PID: 2692)
ORCUS detected by memory dumps
- 123.exe (PID: 2692)
SUSPICIOUS
Uses .NET C# to load dll
- 123.exe (PID: 2644)
- 123.exe (PID: 2692)
Executable content was dropped or overwritten
- csc.exe (PID: 3156)
- csc.exe (PID: 2180)
Reads the Internet Settings
- 123.exe (PID: 2644)
- eventvwr.exe (PID: 2432)
- 123.exe (PID: 2692)
INFO
Reads the machine GUID from the registry
- 123.exe (PID: 2644)
- csc.exe (PID: 3156)
- cvtres.exe (PID: 2012)
- 123.exe (PID: 2692)
- csc.exe (PID: 2180)
- cvtres.exe (PID: 3036)
Checks supported languages
- 123.exe (PID: 2644)
- csc.exe (PID: 3156)
- cvtres.exe (PID: 2012)
- 123.exe (PID: 2692)
- csc.exe (PID: 2180)
- cvtres.exe (PID: 3036)
The process checks LSA protection
- 123.exe (PID: 2644)
- csc.exe (PID: 3156)
- cvtres.exe (PID: 2012)
- eventvwr.exe (PID: 2432)
- 123.exe (PID: 2692)
- csc.exe (PID: 2180)
- cvtres.exe (PID: 3036)
Create files in a temporary directory
- 123.exe (PID: 2644)
- csc.exe (PID: 3156)
- cvtres.exe (PID: 2012)
- 123.exe (PID: 2692)
- cvtres.exe (PID: 3036)
- csc.exe (PID: 2180)
Reads the computer name
- 123.exe (PID: 2644)
- 123.exe (PID: 2692)
Creates files or folders in the user directory
- 123.exe (PID: 2692)
Reads Environment values
- 123.exe (PID: 2692)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
Orcus
(PID) Process(2692) 123.exe
Options
WatchdogBuilderProperty
PreventFileDeletionfalse
WatchdogLocationAppData
NameOrcusWatchdog.exe
IsEnabledfalse
SetRunProgramAsAdminFlagBuilderProperty
SetFlagfalse
ServiceBuilderProperty
Installfalse
RespawnTaskBuilderProperty
TaskNameOrcus Respawner
IsEnabledfalse
RequireAdministratorPrivilegesInstallerBuilderProperty
RequireAdministratorPrivilegestrue
ReconnectDelayProperty
Delay10000
ProxyBuilderProperty
ProxyType2
ProxyPort1080
ProxyAddressnull
ProxyOptionNone
MutexBuilderProperty
Mutexfcae8337463f4567ad35349be2bbbd4c
KeyloggerBuilderProperty
IsEnabledfalse
InstallBuilderProperty
Installtrue
InstallationLocationBuilderProperty
Path%programfiles%\Orcus\Orcus.exe
HideFileBuilderProperty
HideFilefalse
FrameworkVersionBuilderProperty
FrameworkVersionNET35
DisableInstallationPromptBuilderProperty
IsDisabledfalse
DefaultPrivilegesBuilderProperty
RequireAdministratorRightsfalse
DataFolderBuilderProperty
Path%appdata%\Orcus
ClientTagBuilderProperty
ClientTagnull
ChangeIconBuilderProperty
IconPathnull
ChangeIconfalse
ChangeCreationDateBuilderProperty
NewCreationDate2023-04-01T13:09:44.6776523+03:00
IsEnabledfalse
ChangeAssemblyInformationBuilderProperty
AssemblyFileVersion1.0.0.0
AssemblyProductVersion1.0.0.0
AssemblyTrademarksnull
AssemblyCopyrightnull
AssemblyProductNamenull
AssemblyCompanyNamenull
AssemblyDescriptionnull
AssemblyTitlenull
ChangeAssemblyInformationfalse
AutostartBuilderProperty
TryAllAutostartMethodsOnFailtrue
RegistryKeyNameOrcus
RegistryHiddenStarttrue
TaskHighestPrivilegestrue
TaskSchedulerTaskNameOrcus
AutostartMethodDisable
Plugins
Guiddccbc1db-f7d1-413d-bba4-72611d485d3a
ResourceTypeClientPlugin
ResourceNamef9bc2b39c3664dc8810989308df1cda6
PluginVersion2.0
PluginNameBSoD Protection
Guide6ee5674-bb94-46c7-8bbc-5729af6e2c28
ResourceTypeClientPlugin
ResourceName46a119846da541b7a573093b59655c06
PluginVersion1.0
PluginNameDisable Webcam Lights
Guid0a189c79-87ca-4d8d-bfb5-fac811f4048e
ResourceTypeClientPlugin
ResourceName88d6dae6ef7d442da7697c388ca3421b
PluginVersion1.5
PluginNameSilent Elevation
Keys
Salt
AES576721d688091655583f2d978d9a275d2976e0a725ee78a4f4c93e29a86e28ce
C2 (2)192.168.0.200:1604
212.ip.ply.gg:25428
TRiD
| .exe | | | Generic CIL Executable (.NET, Mono, etc.) (56.7) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (21.3) |
| .scr | | | Windows screen saver (10.1) |
| .dll | | | Win32 Dynamic Link Library (generic) (5) |
| .exe | | | Win32 Executable (generic) (3.4) |
EXIF
EXE
| AssemblyVersion: | 1.0.0.0 |
|---|---|
| ProductVersion: | 1.0.0.0 |
| ProductName: | - |
| OriginalFileName: | Orcus.exe |
| LegalTrademarks: | - |
| LegalCopyright: | - |
| InternalName: | Orcus.exe |
| FileVersion: | 1.0.0.0 |
| FileDescription: | - |
| CompanyName: | - |
| Comments: | - |
| CharacterSet: | Unicode |
| LanguageCode: | Neutral |
| FileSubtype: | - |
| ObjectFileType: | Executable application |
| FileOS: | Win32 |
| FileFlags: | (none) |
| FileFlagsMask: | 0x003f |
| ProductVersionNumber: | 1.0.0.0 |
| FileVersionNumber: | 1.0.0.0 |
| Subsystem: | Windows GUI |
| SubsystemVersion: | 4 |
| ImageVersion: | - |
| OSVersion: | 4 |
| EntryPoint: | 0xe51be |
| UninitializedDataSize: | - |
| InitializedDataSize: | 4608 |
| CodeSize: | 930304 |
| LinkerVersion: | 8 |
| PEType: | PE32 |
| ImageFileCharacteristics: | Executable, 32-bit |
| TimeStamp: | 2023:04:01 10:10:30+00:00 |
| MachineType: | Intel 386 or later, and compatibles |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 01-Apr-2023 10:10:30 |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | - |
| FileVersion: | 1.0.0.0 |
| InternalName: | Orcus.exe |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFilename: | Orcus.exe |
| ProductName: | - |
| ProductVersion: | 1.0.0.0 |
| Assembly Version: | 1.0.0.0 |
DOS Header
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0090 |
| Pages in file: | 0x0003 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x0000 |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x0000 |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000080 |
PE Headers
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 3 |
| Time date stamp: | 01-Apr-2023 10:10:30 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Sections
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.text | 0x00002000 | 0x000E31C4 | 0x000E3200 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.15651 |
.rsrc | 0x000E6000 | 0x00001000 | 0x00001000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.99406 |
.reloc | 0x000E8000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Resources
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 4.99793 | 3128 | UNKNOWN | UNKNOWN | RT_MANIFEST |
Imports
mscoree.dll |
Total processes
48
Monitored processes
8
Malicious processes
4
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2644 | "C:\Users\admin\AppData\Local\Temp\123.exe" | C:\Users\admin\AppData\Local\Temp\123.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 3156 | "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\o9ux9h7m.cmdline" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe | 123.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Visual C# Command Line Compiler Exit code: 0 Version: 8.0.50727.5483 (Win7SP1GDR.050727-5400) Modules
| |||||||||||||||
| 2012 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\admin\AppData\Local\Temp\RESFFCE.tmp" "c:\Users\admin\AppData\Local\Temp\CSCFFCD.tmp" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe | — | csc.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft® Resource File To COFF Object Conversion Utility Exit code: 0 Version: 8.00.50727.5003 (Win7SP1GDR.050727-5400) Modules
| |||||||||||||||
| 3412 | "C:\Windows\System32\eventvwr.exe" | C:\Windows\System32\eventvwr.exe | — | 123.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Event Viewer Snapin Launcher Exit code: 3221226540 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2432 | "C:\Windows\System32\eventvwr.exe" | C:\Windows\System32\eventvwr.exe | 123.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Event Viewer Snapin Launcher Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2692 | "C:\Users\admin\AppData\Local\Temp\123.exe" | C:\Users\admin\AppData\Local\Temp\123.exe | eventvwr.exe | ||||||||||||
User: admin Integrity Level: HIGH Version: 1.0.0.0 Modules
Orcus(PID) Process(2692) 123.exe Options WatchdogBuilderProperty PreventFileDeletionfalse WatchdogLocationAppData NameOrcusWatchdog.exe IsEnabledfalse SetRunProgramAsAdminFlagBuilderProperty SetFlagfalse ServiceBuilderProperty Installfalse RespawnTaskBuilderProperty TaskNameOrcus Respawner IsEnabledfalse RequireAdministratorPrivilegesInstallerBuilderProperty RequireAdministratorPrivilegestrue ReconnectDelayProperty Delay10000 ProxyBuilderProperty ProxyType2 ProxyPort1080 ProxyAddressnull ProxyOptionNone MutexBuilderProperty Mutexfcae8337463f4567ad35349be2bbbd4c KeyloggerBuilderProperty IsEnabledfalse InstallBuilderProperty Installtrue InstallationLocationBuilderProperty Path%programfiles%\Orcus\Orcus.exe HideFileBuilderProperty HideFilefalse FrameworkVersionBuilderProperty FrameworkVersionNET35 DisableInstallationPromptBuilderProperty IsDisabledfalse DefaultPrivilegesBuilderProperty RequireAdministratorRightsfalse DataFolderBuilderProperty Path%appdata%\Orcus ClientTagBuilderProperty ClientTagnull ChangeIconBuilderProperty IconPathnull ChangeIconfalse ChangeCreationDateBuilderProperty NewCreationDate2023-04-01T13:09:44.6776523+03:00 IsEnabledfalse ChangeAssemblyInformationBuilderProperty AssemblyFileVersion1.0.0.0 AssemblyProductVersion1.0.0.0 AssemblyTrademarksnull AssemblyCopyrightnull AssemblyProductNamenull AssemblyCompanyNamenull AssemblyDescriptionnull AssemblyTitlenull ChangeAssemblyInformationfalse AutostartBuilderProperty TryAllAutostartMethodsOnFailtrue RegistryKeyNameOrcus RegistryHiddenStarttrue TaskHighestPrivilegestrue TaskSchedulerTaskNameOrcus AutostartMethodDisable Plugins Guiddccbc1db-f7d1-413d-bba4-72611d485d3a ResourceTypeClientPlugin ResourceNamef9bc2b39c3664dc8810989308df1cda6 PluginVersion2.0 PluginNameBSoD Protection Guide6ee5674-bb94-46c7-8bbc-5729af6e2c28 ResourceTypeClientPlugin ResourceName46a119846da541b7a573093b59655c06 PluginVersion1.0 PluginNameDisable Webcam Lights Guid0a189c79-87ca-4d8d-bfb5-fac811f4048e ResourceTypeClientPlugin ResourceName88d6dae6ef7d442da7697c388ca3421b PluginVersion1.5 PluginNameSilent Elevation Keys Salt AES576721d688091655583f2d978d9a275d2976e0a725ee78a4f4c93e29a86e28ce C2 (2)192.168.0.200:1604 212.ip.ply.gg:25428 | |||||||||||||||
| 2180 | "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\wn-0f5b_.cmdline" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe | 123.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Visual C# Command Line Compiler Exit code: 0 Version: 8.0.50727.5483 (Win7SP1GDR.050727-5400) Modules
| |||||||||||||||
| 3036 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\admin\AppData\Local\Temp\RES2FA.tmp" "c:\Users\admin\AppData\Local\Temp\CSC2F9.tmp" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe | — | csc.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft® Resource File To COFF Object Conversion Utility Exit code: 0 Version: 8.00.50727.5003 (Win7SP1GDR.050727-5400) Modules
| |||||||||||||||
Total events
2 288
Read events
2 254
Write events
32
Delete events
2
Modification events
| (PID) Process: | (2644) 123.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (2644) 123.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (2644) 123.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (2644) 123.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
| (PID) Process: | (2432) eventvwr.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (2432) eventvwr.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (2432) eventvwr.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (2432) eventvwr.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
| (PID) Process: | (2692) 123.exe | Key: | HKEY_CLASSES_ROOT\mscfile\shell\open\command |
| Operation: | delete key | Name: | (default) |
Value: | |||
Executable files
4
Suspicious files
0
Text files
14
Unknown types
8
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3156 | csc.exe | C:\Users\admin\AppData\Local\Temp\CSCFFCD.tmp | res | |
MD5:3E3546E9B244D66D0754F9E4A4B2D527 | SHA256:17E9F359D55B7E45CFBBAB547E5B2F1708423A1B59FDB23E428D555A9608F1B3 | |||
| 2644 | 123.exe | C:\Users\admin\AppData\Local\Temp\o9ux9h7m.cmdline | text | |
MD5:4C849ABDF9E7CA1B60BEC2F9D532C8CD | SHA256:1A67353A4D69BEBF1D0F05A5CD8F5A0403F3B674CB36AEDB5E953C055537A466 | |||
| 2180 | csc.exe | C:\Users\admin\AppData\Local\Temp\CSC2F9.tmp | res | |
MD5:313EDAA64690FA71F336FDA9FA555BA7 | SHA256:B12B06FE82ED7C4E88B6757C9D682F144643D2CC84CA631949E3DE416C5FA9F5 | |||
| 3156 | csc.exe | C:\Users\admin\AppData\Local\Temp\o9ux9h7m.out | text | |
MD5:F04F359B73867051ECBD300A3A92F9D7 | SHA256:61C30001C12BE330C64CF066F131597B6189539CF3F80729BB3705157F64B620 | |||
| 2692 | 123.exe | C:\Users\admin\AppData\Local\Temp\wn-0f5b_.0.cs | text | |
MD5:75D04559C9E302D92AD19014E209803A | SHA256:67AC4E04AD576C453DD58843C5B73CDC86B3D067E0B834AD513FFECEC52A7528 | |||
| 3156 | csc.exe | C:\Users\admin\AppData\Local\Temp\o9ux9h7m.dll | executable | |
MD5:6D9EA77300A46ED4BC7604D8AF94A616 | SHA256:B4F8DD2C5B38CB64E9F342A72836EFC140F93C1DBE05373D51782518F0B9ED14 | |||
| 2692 | 123.exe | C:\Users\admin\AppData\Local\Temp\wn-0f5b_.cmdline | text | |
MD5:15177436B218834C28C965660CE5DDBF | SHA256:9F8C6C7C41804AB4AD090EC3E6DA09160A2610B8D5DC9B4B82928462C57234A9 | |||
| 2180 | csc.exe | C:\Users\admin\AppData\Local\Temp\wn-0f5b_.dll | executable | |
MD5:2D61B1CC18FAB91AA91F54F5FC6277D7 | SHA256:A0A9E3C964BA6AB06862B46F7AD53F0413B9526DDD3131B0851FE9EA5D7E5667 | |||
| 2012 | cvtres.exe | C:\Users\admin\AppData\Local\Temp\RESFFCE.tmp | o | |
MD5:51A820410B1988B66AE2758302E74B40 | SHA256:E6F66ABD1984A373B50C97F23C2FAE9CFF4193F0723B24A015A1809E06AE1DA8 | |||
| 3036 | cvtres.exe | C:\Users\admin\AppData\Local\Temp\RES2FA.tmp | o | |
MD5:215F7E20B4C8BB454A8E65A551AF0771 | SHA256:04419221B45898D28D421F3BA9B199F0A22D590B4A0040ADC599D623FDB1C399 | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
1
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
DNS requests
Domain | IP | Reputation |
|---|---|---|
dl.n1ckna.me |
| unknown |