| File name: | OrcusRAT (1).exe |
| Full analysis: | https://app.any.run/tasks/140f77c1-589b-4ef9-aea3-81e785eb70fd |
| 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: | October 20, 2020, 01:30:11 |
| 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: | EC5949944C365FA50C40831DB3F54AFF |
| SHA1: | 8FD2E1854A44F7022E64E49EF1B00EBCBD8CCD6B |
| SHA256: | 4EF58D34D748AAE0E1143FABA71238EB9910CEA26CBC530D8D3C125D8C60789E |
| SSDEEP: | 24576:sVr4MROxnFt3PkrrcI0AilFEvxHPpooN:sWMijsrrcI0AilFEvxHP |
MALICIOUS
ORCUS was detected
- OrcusRAT (1).exe (PID: 3752)
- Discord.exe (PID: 2748)
- Discord.exe (PID: 1204)
- svchost.exe (PID: 1136)
Application was dropped or rewritten from another process
- WindowsInput.exe (PID: 2016)
- WindowsInput.exe (PID: 3292)
- svchost.exe (PID: 1136)
- svchost.exe (PID: 532)
Loads the Task Scheduler COM API
- Discord.exe (PID: 2748)
SUSPICIOUS
Creates files in the Windows directory
- WindowsInput.exe (PID: 2016)
- OrcusRAT (1).exe (PID: 3752)
Starts itself from another location
- OrcusRAT (1).exe (PID: 3752)
Executable content was dropped or overwritten
- OrcusRAT (1).exe (PID: 3752)
- Discord.exe (PID: 2748)
Executed as Windows Service
- WindowsInput.exe (PID: 3292)
Reads Environment values
- Discord.exe (PID: 2748)
Creates executable files which already exist in Windows
- Discord.exe (PID: 2748)
Executed via Task Scheduler
- Discord.exe (PID: 1204)
Creates files in the user directory
- Discord.exe (PID: 2748)
Application launched itself
- svchost.exe (PID: 1136)
INFO
No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
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
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2020:10:18 15:12:19+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 940544 |
| InitializedDataSize: | 2560 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xe79ce |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 0.0.308.0 |
| ProductVersionNumber: | 0.0.308.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | - |
| CompanyName: | Discord Inc. |
| FileDescription: | Discord |
| FileVersion: | 0.0.308.0 |
| InternalName: | Discord.exe |
| LegalCopyright: | Copyright (c) 2018 Discord Inc. All rights reserved. |
| LegalTrademarks: | - |
| OriginalFileName: | Orcus.exe |
| ProductName: | Discord |
| ProductVersion: | 0.0.308.0 |
| AssemblyVersion: | 1.0.0.0 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 18-Oct-2020 13:12:19 |
| Comments: | - |
| CompanyName: | Discord Inc. |
| FileDescription: | Discord |
| FileVersion: | 0.0.308.0 |
| InternalName: | Discord.exe |
| LegalCopyright: | Copyright (c) 2018 Discord Inc. All rights reserved. |
| LegalTrademarks: | - |
| OriginalFilename: | Orcus.exe |
| ProductName: | Discord |
| ProductVersion: | 0.0.308.0 |
| 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: | 18-Oct-2020 13:12:19 |
| 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 | 0x000E59D4 | 0x000E5A00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.1721 |
.rsrc | 0x000E8000 | 0x00000750 | 0x00000800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 4.87861 |
.reloc | 0x000EA000 | 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 | 5.28751 | 831 | Latin 1 / Western European | UNKNOWN | RT_MANIFEST |
Imports
mscoree.dll |
Total processes
47
Monitored processes
8
Malicious processes
5
Suspicious processes
0
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 532 | "C:\Users\admin\AppData\Roaming\svchost.exe" /watchProcess "C:\Users\admin\AppData\Local\Discord\Discord.exe" 2748 "/protectFile" | C:\Users\admin\AppData\Roaming\svchost.exe | — | svchost.exe | |||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 1136 | "C:\Users\admin\AppData\Roaming\svchost.exe" /launchSelfAndExit "C:\Users\admin\AppData\Local\Discord\Discord.exe" 2748 /protectFile | C:\Users\admin\AppData\Roaming\svchost.exe | Discord.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 532 Version: 1.0.0.0 Modules
| |||||||||||||||
| 1204 | C:\Users\admin\AppData\Local\Discord\Discord.exe | C:\Users\admin\AppData\Local\Discord\Discord.exe | taskeng.exe | ||||||||||||
User: admin Company: Discord Inc. Integrity Level: HIGH Description: Discord Exit code: 0 Version: 0.0.308.0 Modules
| |||||||||||||||
| 2016 | "C:\Windows\system32\WindowsInput.exe" --install | C:\Windows\system32\WindowsInput.exe | — | OrcusRAT (1).exe | |||||||||||
User: admin Company: Microsoft Integrity Level: HIGH Description: Windows Input Exit code: 0 Version: 0.1.0 Modules
| |||||||||||||||
| 2192 | "C:\Users\admin\AppData\Local\Temp\OrcusRAT (1).exe" | C:\Users\admin\AppData\Local\Temp\OrcusRAT (1).exe | — | explorer.exe | |||||||||||
User: admin Company: Discord Inc. Integrity Level: MEDIUM Description: Discord Exit code: 3221226540 Version: 0.0.308.0 Modules
| |||||||||||||||
| 2748 | "C:\Users\admin\AppData\Local\Discord\Discord.exe" | C:\Users\admin\AppData\Local\Discord\Discord.exe | OrcusRAT (1).exe | ||||||||||||
User: admin Company: Discord Inc. Integrity Level: HIGH Description: Discord Exit code: 0 Version: 0.0.308.0 Modules
| |||||||||||||||
| 3292 | "C:\Windows\system32\WindowsInput.exe" | C:\Windows\system32\WindowsInput.exe | — | services.exe | |||||||||||
User: SYSTEM Company: Microsoft Integrity Level: SYSTEM Description: Windows Input Exit code: 0 Version: 0.1.0 Modules
| |||||||||||||||
| 3752 | "C:\Users\admin\AppData\Local\Temp\OrcusRAT (1).exe" | C:\Users\admin\AppData\Local\Temp\OrcusRAT (1).exe | explorer.exe | ||||||||||||
User: admin Company: Discord Inc. Integrity Level: HIGH Description: Discord Exit code: 0 Version: 0.0.308.0 Modules
| |||||||||||||||
Total events
1 144
Read events
1 126
Write events
18
Delete events
0
Modification events
| (PID) Process: | (2016) WindowsInput.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\eventlog\Application |
| Operation: | write | Name: | AutoBackupLogFiles |
Value: 0 | |||
| (PID) Process: | (2016) WindowsInput.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\eventlog\Application\WindowsInput |
| Operation: | write | Name: | EventMessageFile |
Value: C:\Windows\Microsoft.NET\Framework\v4.0.30319\EventLogMessages.dll | |||
| (PID) Process: | (2016) WindowsInput.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (2016) WindowsInput.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (3752) OrcusRAT (1).exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (3752) OrcusRAT (1).exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (2748) Discord.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (2748) Discord.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (1136) svchost.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (1136) svchost.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
Executable files
3
Suspicious files
0
Text files
4
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 3752 | OrcusRAT (1).exe | C:\Users\admin\AppData\Local\Discord\Discord.exe | executable | |
MD5:— | SHA256:— | |||
| 3752 | OrcusRAT (1).exe | C:\Windows\system32\WindowsInput.exe.config | xml | |
MD5:A2B76CEA3A59FA9AF5EA21FF68139C98 | SHA256:F99EF5BF79A7C43701877F0BB0B890591885BB0A3D605762647CC8FFBF10C839 | |||
| 2748 | Discord.exe | C:\Users\admin\AppData\Roaming\svchost.exe.config | xml | |
MD5:A2B76CEA3A59FA9AF5EA21FF68139C98 | SHA256:F99EF5BF79A7C43701877F0BB0B890591885BB0A3D605762647CC8FFBF10C839 | |||
| 3752 | OrcusRAT (1).exe | C:\Windows\system32\WindowsInput.exe | executable | |
MD5:E6FCF516D8ED8D0D4427F86E08D0D435 | SHA256:8DBE814359391ED6B0B5B182039008CF1D00964DA9FBC4747F46242A95C24337 | |||
| 2016 | WindowsInput.exe | C:\Windows\system32\WindowsInput.InstallState | xml | |
MD5:FFB29BD88BD23C639985F1D369DBD1CA | SHA256:1ADB4F9D1D152E018246A0A2762B473D910906340207F57D3F8CE1097E1DE09F | |||
| 3752 | OrcusRAT (1).exe | C:\Users\admin\AppData\Local\Discord\Discord.exe.config | xml | |
MD5:A2B76CEA3A59FA9AF5EA21FF68139C98 | SHA256:F99EF5BF79A7C43701877F0BB0B890591885BB0A3D605762647CC8FFBF10C839 | |||
| 2748 | Discord.exe | C:\Users\admin\AppData\Roaming\svchost.exe | executable | |
MD5:913967B216326E36A08010FB70F9DBA3 | SHA256:8D880758549220154D2FF4EE578F2B49527C5FB76A07D55237B61E30BCC09E3A | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
3
DNS requests
0
Threats
0
HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
2748 | Discord.exe | 88.123.12.74:20030 | — | Free SAS | FR | malicious |
— | — | 88.123.12.74:20030 | — | Free SAS | FR | malicious |