File name: | v2.exe |
Full analysis: | https://app.any.run/tasks/9af58f7b-a155-4f82-aaaf-d06700c9cd10 |
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 12, 2019, 06:41:01 |
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: | FF5D24248FDF263A9A0F982AB53B6F3D |
SHA1: | 904874142BB4EB7B6FFB223BE8C391D6D48C854A |
SHA256: | 3B464FC818C6E83046DA8918C3517CD6734DB03C885749087A3D85195C3935BE |
SSDEEP: | 24576:7FJhYySVWkBdqz5XAFHK2XhdaNmqJmVHqzwVKvKZn1E:BJAVWoqz5wFHK2naNjtwVgGW |
.exe | | | Generic CIL Executable (.NET, Mono, etc.) (82.9) |
---|---|---|
.dll | | | Win32 Dynamic Link Library (generic) (7.4) |
.exe | | | Win32 Executable (generic) (5.1) |
.exe | | | Generic Win/DOS Executable (2.2) |
.exe | | | DOS Executable Generic (2.2) |
AssemblyVersion: | 0.0.0.0 |
---|---|
ProductVersion: | 0.0.0.0 |
OriginalFileName: | v2.exe |
LegalCopyright: | |
InternalName: | v2.exe |
FileVersion: | 0.0.0.0 |
FileDescription: | |
CharacterSet: | Unicode |
LanguageCode: | Neutral |
FileSubtype: | - |
ObjectFileType: | Executable application |
FileOS: | Win32 |
FileFlags: | (none) |
FileFlagsMask: | 0x003f |
ProductVersionNumber: | 0.0.0.0 |
FileVersionNumber: | 0.0.0.0 |
Subsystem: | Windows GUI |
SubsystemVersion: | 4 |
ImageVersion: | - |
OSVersion: | 4 |
EntryPoint: | 0xec0ae |
UninitializedDataSize: | - |
InitializedDataSize: | 2048 |
CodeSize: | 958976 |
LinkerVersion: | 11 |
PEType: | PE32 |
TimeStamp: | 2019:06:12 08:37:50+02:00 |
MachineType: | Intel 386 or later, and compatibles |
Architecture: | IMAGE_FILE_MACHINE_I386 |
---|---|
Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
Compilation Date: | 12-Jun-2019 06:37:50 |
FileDescription: | - |
FileVersion: | 0.0.0.0 |
InternalName: | v2.exe |
LegalCopyright: | - |
OriginalFilename: | v2.exe |
ProductVersion: | 0.0.0.0 |
Assembly Version: | 0.0.0.0 |
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 |
Signature: | PE |
---|---|
Machine: | IMAGE_FILE_MACHINE_I386 |
Number of sections: | 3 |
Time date stamp: | 12-Jun-2019 06:37:50 |
Pointer to Symbol Table: | 0x00000000 |
Number of symbols: | 0 |
Size of Optional Header: | 0x00E0 |
Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
---|---|---|---|---|---|
.text | 0x00002000 | 0x000EA0B4 | 0x000EA200 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 7.99794 |
.rsrc | 0x000EE000 | 0x000004C8 | 0x00000600 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 3.68491 |
.reloc | 0x000F0000 | 0x0000000C | 0x00000200 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ | 0.10191 |
Title | Entropy | Size | Codepage | Language | Type |
---|---|---|---|---|---|
1 | 5.00112 | 490 | UNKNOWN | UNKNOWN | RT_MANIFEST |
mscoree.dll |
PID | CMD | Path | Indicators | Parent process |
---|---|---|---|---|
904 | "C:\Users\admin\AppData\Local\Temp\v2.exe" | C:\Users\admin\AppData\Local\Temp\v2.exe | explorer.exe | |
User: admin Integrity Level: MEDIUM Description: Exit code: 0 Version: 0.0.0.0 | ||||
2640 | "C:\Users\admin\AppData\Local\Temp\顾的顾望望.exe" | C:\Users\admin\AppData\Local\Temp\顾的顾望望.exe | — | v2.exe |
User: admin Integrity Level: MEDIUM Description: Exit code: 0 Version: 0.0.0.0 | ||||
3276 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regasm.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regasm.exe | 顾的顾望望.exe | |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft .NET Assembly Registration Utility Version: 4.6.1055.0 built by: NETFXREL2 | ||||
2724 | C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regasm.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regasm.exe | — | taskeng.exe |
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft .NET Assembly Registration Utility Exit code: 0 Version: 4.6.1055.0 built by: NETFXREL2 | ||||
3828 | "C:\Users\admin\AppData\Roaming\Skype.exe" /launchSelfAndExit "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regasm.exe" 3276 /protectFile | C:\Users\admin\AppData\Roaming\Skype.exe | Regasm.exe | |
User: admin Integrity Level: MEDIUM Exit code: 1032 Version: 1.0.0.0 | ||||
1032 | "C:\Users\admin\AppData\Roaming\Skype.exe" /watchProcess "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Regasm.exe" 3276 "/protectFile" | C:\Users\admin\AppData\Roaming\Skype.exe | — | Skype.exe |
User: admin Integrity Level: MEDIUM Version: 1.0.0.0 |
(PID) Process: | (904) v2.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run |
Operation: | write | Name: | 顾的顾望望.exe |
Value: C:\Users\admin\AppData\Local\Temp\顾的顾望望.exe | |||
(PID) Process: | (904) v2.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
(PID) Process: | (904) v2.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | AutoDetect |
Value: 1 | |||
(PID) Process: | (3276) Regasm.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
(PID) Process: | (3276) Regasm.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | AutoDetect |
Value: 1 | |||
(PID) Process: | (3276) Regasm.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E |
Operation: | write | Name: | LanguageList |
Value: en-US | |||
(PID) Process: | (3828) Skype.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | UNCAsIntranet |
Value: 0 | |||
(PID) Process: | (3828) Skype.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
Operation: | write | Name: | AutoDetect |
Value: 1 |
PID | Process | Filename | Type | |
---|---|---|---|---|
3276 | Regasm.exe | C:\Users\admin\AppData\Local\Temp\Cab168D.tmp | — | |
MD5:— | SHA256:— | |||
3276 | Regasm.exe | C:\Users\admin\AppData\Local\Temp\Tar168E.tmp | — | |
MD5:— | SHA256:— | |||
3276 | Regasm.exe | C:\Users\admin\AppData\Local\Temp\Cab16BE.tmp | — | |
MD5:— | SHA256:— | |||
3276 | Regasm.exe | C:\Users\admin\AppData\Local\Temp\Tar16BF.tmp | — | |
MD5:— | SHA256:— | |||
3276 | Regasm.exe | C:\Users\admin\AppData\Local\Temp\Cab179B.tmp | — | |
MD5:— | SHA256:— | |||
3276 | Regasm.exe | C:\Users\admin\AppData\Local\Temp\Tar179C.tmp | — | |
MD5:— | SHA256:— | |||
904 | v2.exe | C:\Users\admin\AppData\Local\Temp\顾的顾望望.exe | executable | |
MD5:FF5D24248FDF263A9A0F982AB53B6F3D | SHA256:3B464FC818C6E83046DA8918C3517CD6734DB03C885749087A3D85195C3935BE | |||
3276 | Regasm.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015 | binary | |
MD5:AF25458CA00A6AA9F47B977C21F59BFA | SHA256:7D10A062F3FED3D46BDE1D90221996509BE7A93EE78F98EC570471F7703522FF | |||
3276 | Regasm.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015 | compressed | |
MD5:41577A5AB6A7D917CDDEEDDC2EF52D53 | SHA256:695FCBF6D5B0A83F6671EA2063AA9E2D45D263A108E826F21186B4A7F05925FF | |||
3276 | Regasm.exe | C:\Users\admin\AppData\Roaming\Skype.exe | executable | |
MD5:913967B216326E36A08010FB70F9DBA3 | SHA256:8D880758549220154D2FF4EE578F2B49527C5FB76A07D55237B61E30BCC09E3A |
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
---|---|---|---|---|---|---|---|---|---|
3276 | Regasm.exe | GET | 200 | 93.184.221.240:80 | http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab | US | compressed | 56.2 Kb | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
---|---|---|---|---|---|---|
3276 | Regasm.exe | 199.195.250.222:9161 | — | FranTech Solutions | US | malicious |
3276 | Regasm.exe | 93.184.221.240:80 | www.download.windowsupdate.com | MCI Communications Services, Inc. d/b/a Verizon Business | US | whitelisted |
Domain | IP | Reputation |
---|---|---|
www.download.windowsupdate.com |
| whitelisted |
PID | Process | Class | Message |
---|---|---|---|
3276 | Regasm.exe | A Network Trojan was detected | MALWARE [PTsecurity] Observed Malicious SSL Certificate (Orcus RAT) |
3276 | Regasm.exe | A Network Trojan was detected | MALWARE [PTsecurity] Observed Malicious SSL Certificate (Orcus RAT) |
3276 | Regasm.exe | A Network Trojan was detected | MALWARE [PTsecurity] Malicious SSL connection (Orcus RAT) |