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File name:

vv.exe

Full analysis: https://app.any.run/tasks/f6c03934-6d54-419f-80fb-8278ef7449a5
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: November 29, 2020, 22:20:24
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
rat
orcus
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

0F403E22782F86C3ACB0B64F0EAB66CA

SHA1:

5A2777DAB110BA4471CB677586D30400F6CF37C9

SHA256:

938E2CA50DA0DE6F099F65592842891116F002BB7579CC2CE963F895F55E6008

SSDEEP:

24576:ZyI4MROxnFv/iJ9rZlI0AilFEvxHiogs:ZyrMiRKTrZlI0AilFEvxHio

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.
  • MALICIOUS

    • ORCUS was detected

      • vv.exe (PID: 2952)
      • vv.exe (PID: 2816)
      • Orcus.exe (PID: 1200)
    • Starts Visual C# compiler

      • vv.exe (PID: 2816)
      • vv.exe (PID: 2952)
  • SUSPICIOUS

    • Application launched itself

      • vv.exe (PID: 2952)
    • Creates a directory in Program Files

      • vv.exe (PID: 2816)
    • Executable content was dropped or overwritten

      • vv.exe (PID: 2816)
    • Starts itself from another location

      • vv.exe (PID: 2816)
    • Creates files in the program directory

      • vv.exe (PID: 2816)
    • Drops a file with a compile date too recent

      • vv.exe (PID: 2816)
  • INFO

    • Dropped object may contain Bitcoin addresses

      • vv.exe (PID: 2816)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

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: 2020:11:29 23:18:22+01:00
PEType: PE32
LinkerVersion: 8
CodeSize: 926720
InitializedDataSize: 4608
UninitializedDataSize: -
EntryPoint: 0xe439e
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: 29-Nov-2020 22:18:22
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: 29-Nov-2020 22:18:22
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00002000
0x000E23A4
0x000E2400
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
7.15251
.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
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
45
Monitored processes
7
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start drop and start #ORCUS vv.exe no specs csc.exe no specs cvtres.exe no specs #ORCUS vv.exe csc.exe no specs cvtres.exe no specs #ORCUS orcus.exe

Process information

PID
CMD
Path
Indicators
Parent process
2952"C:\Users\admin\AppData\Local\Temp\vv.exe" C:\Users\admin\AppData\Local\Temp\vv.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.0.0.0
2372"C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\ccthitqt.cmdline"C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exevv.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)
2700C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\admin\AppData\Local\Temp\RESD4FF.tmp" "c:\Users\admin\AppData\Local\Temp\CSCD4FE.tmp"C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.execsc.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)
2816"C:\Users\admin\AppData\Local\Temp\vv.exe" /waitC:\Users\admin\AppData\Local\Temp\vv.exe
vv.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Version:
1.0.0.0
988"C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\ghhsz0v-.cmdline"C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exevv.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)
3132C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\admin\AppData\Local\Temp\RESDD0E.tmp" "c:\Users\admin\AppData\Local\Temp\CSCDD0D.tmp"C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.execsc.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)
1200"C:\Program Files\Orcus\Orcus.exe" C:\Program Files\Orcus\Orcus.exe
vv.exe
User:
admin
Integrity Level:
HIGH
Version:
1.0.0.0
Total events
406
Read events
398
Write events
8
Delete events
0

Modification events

(PID) Process:(2952) vv.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2952) vv.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(2816) vv.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2816) vv.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
Executable files
1
Suspicious files
0
Text files
3
Unknown types
0

Dropped files

PID
Process
Filename
Type
2372csc.exeC:\Users\admin\AppData\Local\Temp\CSCD4FE.tmp
MD5:
SHA256:
2372csc.exeC:\Users\admin\AppData\Local\Temp\ccthitqt.dll
MD5:
SHA256:
2700cvtres.exeC:\Users\admin\AppData\Local\Temp\RESD4FF.tmp
MD5:
SHA256:
2372csc.exeC:\Users\admin\AppData\Local\Temp\ccthitqt.out
MD5:
SHA256:
2816vv.exeC:\Users\admin\AppData\Local\Temp\ghhsz0v-.0.cs
MD5:
SHA256:
2816vv.exeC:\Users\admin\AppData\Local\Temp\ghhsz0v-.cmdline
MD5:
SHA256:
988csc.exeC:\Users\admin\AppData\Local\Temp\CSCDD0D.tmp
MD5:
SHA256:
988csc.exeC:\Users\admin\AppData\Local\Temp\ghhsz0v-.dll
MD5:
SHA256:
3132cvtres.exeC:\Users\admin\AppData\Local\Temp\RESDD0E.tmp
MD5:
SHA256:
988csc.exeC:\Users\admin\AppData\Local\Temp\ghhsz0v-.out
MD5:
SHA256:
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
0
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

No data

DNS requests

No data

Threats

No threats detected
No debug info