File name:

snpvw.exe

Full analysis: https://app.any.run/tasks/81728097-1d35-4046-8467-b20f66a1c032
Verdict: Malicious activity
Analysis date: September 03, 2019, 13:25:00
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 (stripped to external PDB), for MS Windows
MD5:

2AEC4A3C7A1C928DEEB7D1E9B8779BB2

SHA1:

41A431279BF730C6EA0191C91370840DE38E5EBC

SHA256:

ED1B98952A38803166B76A526074F8928ED570B825BA048C310E3EC57079482C

SSDEEP:

49152:qCf0Kv41pHlQ70bFJ0ap4m0iqxPhEjHIT:Tfr41pFTjOm07/a

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

    • Changes the autorun value in the registry

      • snpvw.exe (PID: 2876)

    • Loads dropped or rewritten executable

      • acmsetup.EXE (PID: 2992)

    • Application was dropped or rewritten from another process

      • acmsetup.EXE (PID: 2992)
      • SNAPVIEW.EXE (PID: 1428)

  • SUSPICIOUS

    • Executes application which crashes

      • csrstub.exe (PID: 3748)

    • Executable content was dropped or overwritten

      • snpvw.exe (PID: 2876)
      • ntvdm.exe (PID: 3768)
      • acmsetup.EXE (PID: 2992)

    • Removes files from Windows directory

      • acmsetup.EXE (PID: 2992)

    • Creates files in the Windows directory

      • acmsetup.EXE (PID: 2992)

    • Creates a software uninstall entry

      • acmsetup.EXE (PID: 2992)

    • Modifies the open verb of a shell class

      • acmsetup.EXE (PID: 2992)
      • SNAPVIEW.EXE (PID: 1428)

    • Creates files in the program directory

      • acmsetup.EXE (PID: 2992)

    • Creates files in the user directory

      • acmsetup.EXE (PID: 2992)

  • INFO

    • Manual execution by user

      • SNAPVIEW.EXE (PID: 1428)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Microsoft Update - Self Extracting Cabinet (38.1)
.exe | Win32 MS Cabinet Self-Extractor (WExtract stub) (34)
.exe | Win32 Executable MS Visual C++ 4.x (15.1)
.exe | InstallShield setup (4.8)
.exe | Win32 Executable MS Visual C++ (generic) (3.5)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 1997:01:10 14:11:29+01:00
PEType: PE32
LinkerVersion: 3.1
CodeSize: 63488
InitializedDataSize: 1758720
UninitializedDataSize: -
EntryPoint: 0x65c0
OSVersion: 4
ImageVersion: 4
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 4.71.410.0
ProductVersionNumber: 4.71.410.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Windows NT 32-bit
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
CompanyName: Microsoft Corporation
FileDescription: Win32 Cabinet Self-Extractor
FileVersion: 4.71.0410.0
InternalName: Wextract
LegalCopyright: Copyright (C) Microsoft Corp. 1995
OriginalFileName: WEXTRACT.EXE
ProductName: Microsoft(R) Windows NT(R) Operating System
ProductVersion: 4.71.0410.0

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 10-Jan-1997 13:11:29
Detected languages:
  • English - United States
Debug artifacts:
  • exe\wextract.dbg
CompanyName: Microsoft Corporation
FileDescription: Win32 Cabinet Self-Extractor
FileVersion: 4.71.0410.0
InternalName: Wextract
LegalCopyright: Copyright (C) Microsoft Corp. 1995
OriginalFilename: WEXTRACT.EXE
ProductName: Microsoft(R) Windows NT(R) Operating System
ProductVersion: 4.71.0410.0

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: 4
Time date stamp: 10-Jan-1997 13:11:29
Pointer to Symbol Table: 0x00000000
Number of symbols: 2001
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_DEBUG_STRIPPED
  • IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0000F78C
0x0000F800
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
6.50002
.data
0x00011000
0x0000941C
0x00003400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
1.89553
.rsrc
0x0001B000
0x001A9000
0x001A8800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.99241
.reloc
0x001C4000
0x00001848
0x00001A00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
5.57693

Resources

Title
Entropy
Size
Codepage
Language
Type
1
3.40695
1000
Latin 1 / Western European
English - United States
RT_VERSION
2
3.53793
296
Latin 1 / Western European
English - United States
RT_ICON
63
2.48958
140
Latin 1 / Western European
English - United States
RT_STRING
66
1.7646
64
Latin 1 / Western European
English - United States
RT_STRING
76
3.27164
1546
Latin 1 / Western European
English - United States
RT_STRING
77
3.30764
1524
Latin 1 / Western European
English - United States
RT_STRING
80
3.27174
1200
Latin 1 / Western European
English - United States
RT_STRING
82
3.24912
792
Latin 1 / Western European
English - United States
RT_STRING
83
3.26481
1272
Latin 1 / Western European
English - United States
RT_STRING
85
3.1621
1316
Latin 1 / Western European
English - United States
RT_STRING

Imports

ADVAPI32.dll
COMCTL32.dll
GDI32.dll
KERNEL32.dll
USER32.dll
VERSION.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
41
Monitored processes
5
Malicious processes
3
Suspicious processes
2

Behavior graph

Click at the process to see the details
start drop and start snpvw.exe csrstub.exe ntvdm.exe acmsetup.exe snapview.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1428"C:\Program Files\Snapshot Viewer\SNAPVIEW.EXE" C:\Program Files\Snapshot Viewer\SNAPVIEW.EXE—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft Snapshot Viewer Application
Exit code:
0
Version:
10.0.4622
Modules
Images
c:\program files\snapshot viewer\snapview.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\mfc42.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
2876"C:\Users\admin\AppData\Local\Temp\snpvw.exe" C:\Users\admin\AppData\Local\Temp\snpvw.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Win32 Cabinet Self-Extractor
Exit code:
0
Version:
4.71.0410.0
Modules
Images
c:\users\admin\appdata\local\temp\snpvw.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\lpk.dll
2992C:\~MSSETUP.T\~msstfqf.t\acmsetup.EXE /T snap90.stf /S C:\USERS\ADMIN\APPDATA\LOCAL\TEMP\IXP000.TMP\ C:\~MSSETUP.T\~msstfqf.t\acmsetup.EXE
ntvdm.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft Setup Tool
Exit code:
0
Version:
3.01
Modules
Images
c:\~mssetup.t\~msstfqf.t\acmsetup.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\user32.dll
c:\windows\system32\gdi32.dll
3748csrstub.exe 525316 -P C:\Users\admin\AppData\Local\Temp\IXP000.TMP\setup.exeC:\Windows\system32\csrstub.exe
snpvw.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
allows lua to launch 16-bit applications
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\csrstub.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\ntvdm.exe
3768"C:\Windows\system32\ntvdm.exe" -i1 -wsC:\Windows\system32\ntvdm.exe
csrstub.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
275
Read events
174
Write events
91
Delete events
10

Modification events

(PID) Process:(2876) snpvw.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce
Operation:writeName:wextract_cleanup0
Value:
C:\Users\admin\AppData\Local\Temp\snpvw.exe /D:C:\Users\admin\AppData\Local\Temp\IXP000.TMP\
(PID) Process:(2992) acmsetup.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MS Setup (ACME)\Bootstrapper\Exit Level
Operation:writeName:
Value:
2
(PID) Process:(2992) acmsetup.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MS Setup (ACME)\Bootstrapper\Exit Level
Operation:writeName:
Value:
Running
(PID) Process:(3768) ntvdm.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\MS Setup (ACME)\Bootstrapper\Exit Level
Operation:writeName:
Value:
Running
(PID) Process:(2992) acmsetup.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snapshot Viewer
Operation:writeName:DisplayName
Value:
Snapshot Viewer
(PID) Process:(2992) acmsetup.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\Snapshot Viewer
Operation:writeName:UninstallString
Value:
C:\Program Files\Snapshot Viewer\Setup\Setup.exe /T snap90.stf
(PID) Process:(2992) acmsetup.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Shared Tools\snapview.ocx
Operation:writeName:Path
Value:
C:\Windows\system32\SNAPVIEW.OCX
(PID) Process:(2992) acmsetup.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Shared Tools\snapview.ocx\Clients
Operation:writeName:C:\Program Files\Snapshot Viewer\SNAPVIEW.EXE
Value:
(PID) Process:(2992) acmsetup.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\SharedDLLs
Operation:writeName:C:\Windows\system32\SNAPVIEW.OCX
Value:
1
(PID) Process:(2992) acmsetup.EXEKey:HKEY_LOCAL_MACHINE\SOFTWARE\Classes\.SNP
Operation:writeName:
Value:
SnapshotFile
Executable files
15
Suspicious files
7
Text files
31
Unknown types
4

Dropped files

PID
Process
Filename
Type
3768ntvdm.exeC:\Users\admin\AppData\Local\Temp\scsBAE8.tmp —
MD5:—
SHA256:—
3768ntvdm.exeC:\Users\admin\AppData\Local\Temp\scsBAE9.tmp —
MD5:—
SHA256:—
3768ntvdm.exeC:\~MSSETUP.T\~MSSTFQF.T\_MSSETUP._Q_text
MD5:—
SHA256:—
3768ntvdm.exeC:\~MSSETUP.T\~MSSTFQF.T\SNAP90.INFtext
MD5:4925D61CDF80CB2E07764A50AEFE7D4C
SHA256:491FB85A2E94FEA0E3C2C0778AA4B157F9FF4B0FBA561D966F5DA7717E7B0ECD
3768ntvdm.exeC:\~MSSETUP.T\~MSSTFQF.T\SNAP90.STFtext
MD5:D973B2514FD4AC2E75894DA8E194EDAB
SHA256:83D43127DA792C1CABFD6D7074E8F228FBF321C42B12C4709FCB74DCFDB7F4FA
2876snpvw.exeC:\Users\admin\AppData\Local\Temp\IXP000.TMP\oleaut32.dllexecutable
MD5:DBC403A7D9CE44EBE5F9719BD0749C49
SHA256:1F2C9BF43A5CE0F3592C2485489D57D59BEF2CC0F6AA5CC22FC8014EC6C530E8
3768ntvdm.exeC:\~MSSETUP.T\~msstfqf.t\snap_bb.dllexecutable
MD5:31FF6CA8527DA0AE00254BA96F19D213
SHA256:0B60BB18A9F95BCF1D4DD7C818DC84A3260A52AACC6FDEB53E255B7A5A2DFED6
3768ntvdm.exeC:\~MSSETUP.T\~msstfqf.t\acmsetup.hlphlp
MD5:73C25AE0C1769D5F9224C42918B1E02C
SHA256:BB01707FE351952E3719FAFA3361642B81069733E6CE83B06B78DDC779EAAEA8
3768ntvdm.exeC:\~MSSETUP.T\~msstfqf.t\acmsetup.exeexecutable
MD5:D7F25C2088EEED2DA8184919639DB79F
SHA256:71D426BA93E1B7BB60A1062F2F2558C16F43C210EA4A1A01BF2A2CE1991A0301
3768ntvdm.exeC:\~MSSETUP.T\~msstfqf.t\msacccah.dllexecutable
MD5:B6304434017A6D2183952E393CB473E8
SHA256:EBF1926CD5008B34AAA597FF652FD9B1FAF652AEEDB4E133A2547B50278E0595
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
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Reports
snpvw.exe