File name:

netchess.exe

Full analysis: https://app.any.run/tasks/35f35105-f68e-4c5e-a22a-bb77ca1aec3d
Verdict: Malicious activity
Analysis date: May 05, 2020, 01:32:39
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:
installer
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

CDE58DFCD1F8509ED41270271C319FE4

SHA1:

273DF6BE4C21576B84D0523126A20B1EE7186F1E

SHA256:

3D196B64BBB68D7E453DF7AC5D3A0C47AE7BBE327313F53C30EB73D6AAD9EEBA

SSDEEP:

12288:7pIYXSozmokTTfpeOn6Ea+l9kbfxniGS31Ejwd5P1rsSEQZgULCTbrBphQaESCPW:1HSEkTTzh9Wfxnkuwd59rsSEIHIV7EfK

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

    • Loads dropped or rewritten executable

      • netchess.exe (PID: 1504)

    • Application was dropped or rewritten from another process

      • chess.exe (PID: 3112)
      • chess.exe (PID: 2428)
      • chess.exe (PID: 984)
      • chess.exe (PID: 2132)
      • uninstall.exe (PID: 3468)
      • guninst.exe (PID: 1400)

  • SUSPICIOUS

    • Creates a software uninstall entry

      • netchess.exe (PID: 1504)

    • Executable content was dropped or overwritten

      • netchess.exe (PID: 1504)
      • uninstall.exe (PID: 3468)

    • Creates files in the program directory

      • netchess.exe (PID: 1504)

    • Searches for installed software

      • DllHost.exe (PID: 3176)

    • Executed via COM

      • DllHost.exe (PID: 3176)

    • Starts itself from another location

      • uninstall.exe (PID: 3468)

    • Executes application which crashes

      • guninst.exe (PID: 1400)

  • INFO

    • Manual execution by user

      • chess.exe (PID: 984)
      • chess.exe (PID: 2132)
      • chess.exe (PID: 2428)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | InstallShield setup (50.1)
.exe | Win64 Executable (generic) (32.1)
.dll | Win32 Dynamic Link Library (generic) (7.6)
.exe | Win32 Executable (generic) (5.2)
.exe | Generic Win/DOS Executable (2.3)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 1999:10:06 12:33:39+02:00
PEType: PE32
LinkerVersion: 3
CodeSize: 2560
InitializedDataSize: 4608
UninitializedDataSize: -
EntryPoint: 0x1020
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 06-Oct-1999 10:33:39
Detected languages:
  • English - United States

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: 7
Time date stamp: 06-Oct-1999 10:33:39
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x000009F8
0x00000A00
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.27597
.rdata
0x00002000
0x00000004
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
0.0407808
.data
0x00003000
0x0000025C
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
2.07382
.idata
0x00004000
0x000002FE
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.83057
.Shared
0x00005000
0x00000004
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_SHARED, IMAGE_SCN_MEM_WRITE
0.0659144
.rsrc
0x00006000
0x0000039C
0x00000400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
3.189
.reloc
0x00007000
0x000001B2
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
4.36734

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.38813
744
UNKNOWN
English - United States
RT_ICON
101
2.16096
20
UNKNOWN
English - United States
RT_GROUP_ICON

Imports

KERNEL32.dll
USER32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
60
Monitored processes
10
Malicious processes
3
Suspicious processes
2

Behavior graph

Click at the process to see the details
drop and start start drop and start netchess.exe chess.exe chess.exe chess.exe chess.exe appwiz.cpl no specs uninstall.exe guninst.exe no specs ntvdm.exe no specs netchess.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
984"C:\Program Files\NetIntellGames\Net Chess 5\chess.exe" C:\Program Files\NetIntellGames\Net Chess 5\chess.exe
explorer.exe
User:
admin
Company:
NetIntellGames
Integrity Level:
MEDIUM
Description:
Net Chess
Exit code:
3221225477
Version:
5.12.01.0
Modules
Images
c:\program files\netintellgames\net chess 5\chess.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\usp10.dll
c:\windows\system32\comdlg32.dll
1400"C:\Users\admin\AppData\Local\Temp\guninst.exe" "C:\Program Files\NetIntellGames\Net Chess 5\uninstal.ini"C:\Users\admin\AppData\Local\Temp\guninst.exe—uninstall.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\guninst.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
1504"C:\Users\admin\AppData\Local\Temp\netchess.exe" C:\Users\admin\AppData\Local\Temp\netchess.exe
explorer.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\netchess.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\usp10.dll
c:\windows\system32\apphelp.dll
2132"C:\Program Files\NetIntellGames\Net Chess 5\chess.exe" C:\Program Files\NetIntellGames\Net Chess 5\chess.exe
explorer.exe
User:
admin
Company:
NetIntellGames
Integrity Level:
MEDIUM
Description:
Net Chess
Exit code:
3221225477
Version:
5.12.01.0
Modules
Images
c:\program files\netintellgames\net chess 5\chess.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\usp10.dll
c:\windows\system32\comdlg32.dll
2428"C:\Program Files\NetIntellGames\Net Chess 5\chess.exe" C:\Program Files\NetIntellGames\Net Chess 5\chess.exe
explorer.exe
User:
admin
Company:
NetIntellGames
Integrity Level:
MEDIUM
Description:
Net Chess
Exit code:
3221225477
Version:
5.12.01.0
Modules
Images
c:\program files\netintellgames\net chess 5\chess.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\comdlg32.dll
2812"C:\Users\admin\AppData\Local\Temp\netchess.exe" C:\Users\admin\AppData\Local\Temp\netchess.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
Modules
Images
c:\users\admin\appdata\local\temp\netchess.exe
c:\systemroot\system32\ntdll.dll
3112"C:\Program Files\NetIntellGames\Net Chess 5\chess.exe"C:\Program Files\NetIntellGames\Net Chess 5\chess.exe
netchess.exe
User:
admin
Company:
NetIntellGames
Integrity Level:
HIGH
Description:
Net Chess
Exit code:
3221225477
Version:
5.12.01.0
Modules
Images
c:\program files\netintellgames\net chess 5\chess.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\comdlg32.dll
3176C:\Windows\system32\DllHost.exe /Processid:{FCC74B77-EC3E-4DD8-A80B-008A702075A9}C:\Windows\system32\DllHost.exe—svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
COM Surrogate
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\dllhost.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ole32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
3468"C:\Program Files\NetIntellGames\Net Chess 5\uninstall.exe" C:\Program Files\NetIntellGames\Net Chess 5\uninstall.exe
DllHost.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\program files\netintellgames\net chess 5\uninstall.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
3596"C:\Windows\system32\ntvdm.exe" -i1 C:\Windows\system32\ntvdm.exe—guninst.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
NTVDM.EXE
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\ntvdm.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
Total events
399
Read events
384
Write events
11
Delete events
4

Modification events

(PID) Process:(1504) netchess.exeKey:HKEY_CURRENT_USER\Software\NetIntellGames\Net Chess\5.0\Add Engine\Mustang 2.39
Operation:writeName:ELO
Value:
1860
(PID) Process:(1504) netchess.exeKey:HKEY_CURRENT_USER\Software\NetIntellGames\Net Chess\5.0\Add Engine\Mustang 2.39
Operation:writeName:Path
Value:
mustang\mustang.exe
(PID) Process:(1504) netchess.exeKey:HKEY_CURRENT_USER\Software\NetIntellGames\Net Chess\5.0
Operation:writeName:
Value:
C:\Program Files\NetIntellGames\Net Chess 5
(PID) Process:(1504) netchess.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.chessset
Operation:writeName:
Value:
netintellgameschesssetfile
(PID) Process:(1504) netchess.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\netintellgameschesssetfile
Operation:writeName:
Value:
NetIntellGames Chess Set
(PID) Process:(1504) netchess.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\netintellgameschesssetfile\DefaultIcon
Operation:writeName:
Value:
C:\Program Files\NetIntellGames\Net Chess 5\chess.exe,1
(PID) Process:(1504) netchess.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Net Chess 5
Operation:writeName:DisplayName
Value:
Net Chess 5
(PID) Process:(1504) netchess.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Net Chess 5
Operation:writeName:UninstallString
Value:
C:\Program Files\NetIntellGames\Net Chess 5\uninstall.exe
(PID) Process:(1504) netchess.exeKey:HKEY_USERS\S-1-5-21-1302019708-1500728564-335382590-500\Software\NetIntellGames\Net Chess\5.0
Operation:writeName:
Value:
C:\Program Files\NetIntellGames\Net Chess 5
(PID) Process:(1504) netchess.exeKey:HKEY_USERS\S-1-5-21-1302019708-1500728564-335382590-500\Software\NetIntellGames\Net Chess\5.0\Add Engine\Mustang 2.39
Operation:writeName:ELO
Value:
1860
Executable files
5
Suspicious files
0
Text files
49
Unknown types
19

Dropped files

PID
Process
Filename
Type
1504netchess.exeC:\temp\license.txttext
MD5:—
SHA256:—
1504netchess.exeC:\Program Files\NetIntellGames\Net Chess 5\chess.tipstext
MD5:—
SHA256:—
1504netchess.exeC:\Program Files\NetIntellGames\Net Chess 5\sounds\connect.wavwav
MD5:—
SHA256:—
1504netchess.exeC:\Program Files\NetIntellGames\Net Chess 5\sounds\exit.wavwav
MD5:—
SHA256:—
1504netchess.exeC:\Program Files\NetIntellGames\Net Chess 5\sounds\promotion.wavwav
MD5:—
SHA256:—
1504netchess.exeC:\Program Files\NetIntellGames\Net Chess 5\sounds\over.wavwav
MD5:—
SHA256:—
1504netchess.exeC:\Program Files\NetIntellGames\Net Chess 5\sounds\check.wavwav
MD5:—
SHA256:—
1504netchess.exeC:\Program Files\NetIntellGames\Net Chess 5\sounds\capture.wavwav
MD5:—
SHA256:—
1504netchess.exeC:\Program Files\NetIntellGames\Net Chess 5\sounds\new.wavwav
MD5:—
SHA256:—
1504netchess.exeC:\Program Files\NetIntellGames\Net Chess 5\sounds\disconnect.wavwav
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
1
TCP/UDP connections
1
DNS requests
1
Threats
2

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
956
WerFault.exe
GET
—
51.143.111.81:80
http://watson.microsoft.com/StageOne/chess_exe/5_12_1_0/3e8d9df4/StackHash_4e5d/0_0_0_0/00000000/c0000005/7ffdf000.htm?LCID=1033&OS=6.1.7601.2.00010100.1.0.48.17514&SM=DELL&SPN=DELL&BV=DELL&MID=3ADE2C42-4AB9-49B7-B142-BE9AEEA69063
US
—
—
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
956
WerFault.exe
51.143.111.81:80
watson.microsoft.com
Microsoft Corporation
US
suspicious

DNS requests

Domain
IP
Reputation
watson.microsoft.com
  • 51.143.111.81
whitelisted

Threats

PID
Process
Class
Message
956
WerFault.exe
Potential Corporate Privacy Violation
ET POLICY Application Crash Report Sent to Microsoft
956
WerFault.exe
Unknown Traffic
ET USER_AGENTS Microsoft Dr Watson User-Agent (MSDW)
No debug info
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Reports
netchess.exe