| File name: | Hack.exe |
| Full analysis: | https://app.any.run/tasks/3c23ba5f-982f-4675-bf8e-cd43c6dc799e |
| 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: | June 18, 2019, 20:38:34 |
| 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: | 0E6AB791673B471D84B0D506E8806968 |
| SHA1: | 1EB79089D8583D89E5DACD608B8F4D584A78B20A |
| SHA256: | DD746A6D73F73034D24AE56938AD02370BBDADE419C2BFE7CEBBA1EFB9C29072 |
| SSDEEP: | 12288:UUzyPotpL82hF457dG1lFlWcYT70pxnnaaoawVmr+4GSrZNrI0AilFEvxHvBM1SZ:ccI4MROxnFZprZlI0AilFEvxHi1Dw |
MALICIOUS
Starts Visual C# compiler
- Hack.exe (PID: 2944)
- Hack.exe (PID: 2592)
Orcus was detected
- Hack.exe (PID: 2944)
- Hack.exe (PID: 2592)
- Orcus.exe (PID: 3440)
Application was dropped or rewritten from another process
- WindowsInput.exe (PID: 4040)
- WindowsInput.exe (PID: 3680)
Changes the autorun value in the registry
- Orcus.exe (PID: 3440)
Changes settings of System certificates
- Orcus.exe (PID: 3440)
SUSPICIOUS
Application launched itself
- Hack.exe (PID: 2944)
Executable content was dropped or overwritten
- Hack.exe (PID: 2592)
Creates files in the Windows directory
- WindowsInput.exe (PID: 4040)
- Hack.exe (PID: 2592)
Executed as Windows Service
- WindowsInput.exe (PID: 3680)
Creates files in the program directory
- Hack.exe (PID: 2592)
Starts itself from another location
- Hack.exe (PID: 2592)
Reads Environment values
- Orcus.exe (PID: 3440)
Adds / modifies Windows certificates
- Orcus.exe (PID: 3440)
INFO
Reads settings of System Certificates
- Orcus.exe (PID: 3440)
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: | 2019:06:11 00:12:49+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 8 |
| CodeSize: | 928768 |
| InitializedDataSize: | 4608 |
| UninitializedDataSize: | - |
| EntryPoint: | 0xe4b7e |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 1.0.0.0 |
| ProductVersionNumber: | 1.0.0.0 |
| FileFlagsMask: | 0x003f |
| FileFlags: | (none) |
| FileOS: | Win32 |
| ObjectFileType: | Executable application |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Comments: | - |
| CompanyName: | - |
| FileDescription: | - |
| FileVersion: | 1.0.0.0 |
| InternalName: | Orcus.exe |
| LegalCopyright: | - |
| LegalTrademarks: | - |
| OriginalFileName: | Orcus.exe |
| ProductName: | - |
| ProductVersion: | 1.0.0.0 |
| AssemblyVersion: | 1.0.0.0 |
Summary
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 10-Jun-2019 22:12:49 |
| 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: | 10-Jun-2019 22:12:49 |
| 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 | 0x000E2B84 | 0x000E2C00 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.16198 |
.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
46
Monitored processes
9
Malicious processes
3
Suspicious processes
1
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1032 | "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\qbyxpsrp.cmdline" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe | — | Hack.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Visual C# Command Line Compiler Exit code: 0 Version: 8.0.50727.4927 (NetFXspW7.050727-4900) Modules
| |||||||||||||||
| 2592 | "C:\Users\admin\AppData\Local\Temp\Hack.exe" /wait | C:\Users\admin\AppData\Local\Temp\Hack.exe | Hack.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 2944 | "C:\Users\admin\AppData\Local\Temp\Hack.exe" | C:\Users\admin\AppData\Local\Temp\Hack.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 3068 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\admin\AppData\Local\Temp\RESF5BA.tmp" "c:\Users\admin\AppData\Local\Temp\CSCF5B9.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: 8.00.50727.4940 (Win7SP1.050727-5400) Modules
| |||||||||||||||
| 3348 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\admin\AppData\Local\Temp\RESEC63.tmp" "c:\Users\admin\AppData\Local\Temp\CSCEC62.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: 8.00.50727.4940 (Win7SP1.050727-5400) Modules
| |||||||||||||||
| 3440 | "C:\Program Files\Orcus\Orcus.exe" | C:\Program Files\Orcus\Orcus.exe | Hack.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Version: 1.0.0.0 Modules
| |||||||||||||||
| 3680 | "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
| |||||||||||||||
| 4008 | "C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\mnarafid.cmdline" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe | — | Hack.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Visual C# Command Line Compiler Exit code: 0 Version: 8.0.50727.4927 (NetFXspW7.050727-4900) Modules
| |||||||||||||||
| 4040 | "C:\Windows\system32\WindowsInput.exe" --install | C:\Windows\system32\WindowsInput.exe | — | Hack.exe | |||||||||||
User: admin Company: Microsoft Integrity Level: HIGH Description: Windows Input Exit code: 0 Version: 0.1.0 Modules
| |||||||||||||||
Total events
485
Read events
458
Write events
27
Delete events
0
Modification events
| (PID) Process: | (2944) Hack.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (2944) Hack.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (2592) Hack.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (2592) Hack.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (4040) WindowsInput.exe | Key: | HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\eventlog\Application |
| Operation: | write | Name: | AutoBackupLogFiles |
Value: 0 | |||
| (PID) Process: | (4040) 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: | (4040) WindowsInput.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
| (PID) Process: | (4040) WindowsInput.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 1 | |||
| (PID) Process: | (3440) Orcus.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
| Operation: | write | Name: | Orcus |
Value: "C:\Program Files\Orcus\Orcus.exe" | |||
| (PID) Process: | (3440) Orcus.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
Executable files
2
Suspicious files
4
Text files
7
Unknown types
0
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1032 | csc.exe | C:\Users\admin\AppData\Local\Temp\CSCEC62.tmp | — | |
MD5:— | SHA256:— | |||
| 3348 | cvtres.exe | C:\Users\admin\AppData\Local\Temp\RESEC63.tmp | — | |
MD5:— | SHA256:— | |||
| 1032 | csc.exe | C:\Users\admin\AppData\Local\Temp\qbyxpsrp.dll | — | |
MD5:— | SHA256:— | |||
| 1032 | csc.exe | C:\Users\admin\AppData\Local\Temp\qbyxpsrp.out | — | |
MD5:— | SHA256:— | |||
| 4008 | csc.exe | C:\Users\admin\AppData\Local\Temp\CSCF5B9.tmp | — | |
MD5:— | SHA256:— | |||
| 3068 | cvtres.exe | C:\Users\admin\AppData\Local\Temp\RESF5BA.tmp | — | |
MD5:— | SHA256:— | |||
| 4008 | csc.exe | C:\Users\admin\AppData\Local\Temp\mnarafid.dll | — | |
MD5:— | SHA256:— | |||
| 4008 | csc.exe | C:\Users\admin\AppData\Local\Temp\mnarafid.out | — | |
MD5:— | SHA256:— | |||
| 3440 | Orcus.exe | C:\Users\admin\AppData\Local\Temp\Cab3467.tmp | — | |
MD5:— | SHA256:— | |||
| 3440 | Orcus.exe | C:\Users\admin\AppData\Local\Temp\Tar3468.tmp | — | |
MD5:— | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
3
DNS requests
1
Threats
4
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
3440 | Orcus.exe | GET | 200 | 205.185.216.42:80 | http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab | US | compressed | 56.2 Kb | whitelisted |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
3440 | Orcus.exe | 91.218.65.24:1337 | — | — | — | malicious |
3440 | Orcus.exe | 205.185.216.42:80 | www.download.windowsupdate.com | Highwinds Network Group, Inc. | US | whitelisted |
DNS requests
Domain | IP | Reputation |
|---|---|---|
www.download.windowsupdate.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
3440 | Orcus.exe | A Network Trojan was detected | MALWARE [PTsecurity] Observed Malicious SSL Certificate (Orcus RAT) |
3440 | Orcus.exe | A Network Trojan was detected | MALWARE [PTsecurity] Observed Malicious SSL Certificate (Orcus RAT) |
3440 | Orcus.exe | A Network Trojan was detected | MALWARE [PTsecurity] Malicious SSL connection (Orcus RAT) |
1 ETPRO signatures available at the full report