File name:

flexvdi-client-3.1.3-i686 (1).exe

Full analysis: https://app.any.run/tasks/6cd4b2e8-9e37-45ad-8fad-99bf1e71103e
Verdict: Malicious activity
Analysis date: April 26, 2020, 19:16:43
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 (stripped to external PDB), for MS Windows, Nullsoft Installer self-extracting archive
MD5:

82A8F1070241D8748105CA0EA615C163

SHA1:

108619E36B1F6447115789C0CF6C7BA9114BE0EE

SHA256:

683EE1FB4B35416CE87F449213E86B52CAE1A39EC359A3E9819037DE437CA501

SSDEEP:

196608:kH0GN6rdDQ4NEkkrlBdTbPyUZz/bVsV/hIzb998oh0lk/O0wXCmoCulM1kGWcnxF:1RDQqEkuZPdfKhI3975EUK3U6ah8

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

      • flexvdi-client-3.1.3-i686 (1).exe (PID: 3344)
      • rundll32.exe (PID: 2636)
      • flexvdi-client.exe (PID: 2816)

    • Application was dropped or rewritten from another process

      • flexvdi-client.exe (PID: 2816)

  • SUSPICIOUS

    • Creates files in the Windows directory

      • flexvdi-client-3.1.3-i686 (1).exe (PID: 3344)

    • Creates a software uninstall entry

      • flexvdi-client-3.1.3-i686 (1).exe (PID: 3344)

    • Creates files in the user directory

      • flexvdi-client-3.1.3-i686 (1).exe (PID: 3344)

    • Uses RUNDLL32.EXE to load library

      • flexvdi-client.exe (PID: 2816)

    • Creates files in the program directory

      • flexvdi-client-3.1.3-i686 (1).exe (PID: 3344)

    • Reads the time zone

      • flexvdi-client.exe (PID: 2816)

    • Executable content was dropped or overwritten

      • flexvdi-client-3.1.3-i686 (1).exe (PID: 3344)

  • INFO

    • Dropped object may contain Bitcoin addresses

      • flexvdi-client-3.1.3-i686 (1).exe (PID: 3344)

    • Reads settings of System Certificates

      • flexvdi-client.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 | Win32 Executable MS Visual C++ (generic) (42.2)
.exe | Win64 Executable (generic) (37.3)
.dll | Win32 Dynamic Link Library (generic) (8.8)
.exe | Win32 Executable (generic) (6)
.exe | Generic Win/DOS Executable (2.7)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2019:02:01 23:23:33+01:00
PEType: PE32
LinkerVersion: 2.3
CodeSize: 37376
InitializedDataSize: 39424
UninitializedDataSize: 417792
EntryPoint: 0x44f0
OSVersion: 4
ImageVersion: 6
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 3.1.3.0
ProductVersionNumber: 3.1.3.0
FileFlagsMask: 0x0000
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Unicode
CompanyName: Flexible Software Solutions S.L.
FileDescription: flexVDI Client
FileVersion: 3.1.3
LegalCopyright: Copyright Flexible Software Solutions S.L. 2014
ProductName: flexVDI Client
ProductVersion: 3.1.3

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date: 01-Feb-2019 22:23:33
Detected languages:
  • English - United States
CompanyName: Flexible Software Solutions S.L.
FileDescription: flexVDI Client
FileVersion: 3.1.3
LegalCopyright: Copyright Flexible Software Solutions S.L. 2014
ProductName: flexVDI Client
ProductVersion: 3.1.3

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: 01-Feb-2019 22:23:33
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_DEBUG_STRIPPED
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED
  • IMAGE_FILE_RELOCS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x000091E8
0x00009200
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.99545
.data
0x0000B000
0x000000C0
0x00000200
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_2048BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_8BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
1.44406
.rdata
0x0000C000
0x00006F24
0x00007000
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_2048BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_8BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
7.16726
.bss
0x00013000
0x00065E40
0x00000000
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_2048BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_8BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.idata
0x00079000
0x000013F8
0x00001400
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
5.46238
.ndata
0x0007B000
0x00164000
0x00000200
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rsrc
0x001DF000
0x000089C8
0x00008A00
IMAGE_SCN_ALIGN_1024BYTES, IMAGE_SCN_ALIGN_16BYTES, IMAGE_SCN_ALIGN_1BYTES, IMAGE_SCN_ALIGN_256BYTES, IMAGE_SCN_ALIGN_2BYTES, IMAGE_SCN_ALIGN_32BYTES, IMAGE_SCN_ALIGN_4096BYTES, IMAGE_SCN_ALIGN_4BYTES, IMAGE_SCN_ALIGN_512BYTES, IMAGE_SCN_ALIGN_64BYTES, IMAGE_SCN_ALIGN_8192BYTES, IMAGE_SCN_ALIGN_MASK, IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.65734

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.28794
1070
UNKNOWN
English - United States
RT_MANIFEST
2
0
3752
UNKNOWN
English - United States
RT_ICON
3
0
2216
UNKNOWN
English - United States
RT_ICON
4
0
1384
UNKNOWN
English - United States
RT_ICON
5
0
1128
UNKNOWN
English - United States
RT_ICON
6
0
744
UNKNOWN
English - United States
RT_ICON
7
0
296
UNKNOWN
English - United States
RT_ICON
102
2.70702
180
UNKNOWN
English - United States
RT_DIALOG
103
2.97049
104
UNKNOWN
English - United States
RT_GROUP_ICON
105
2.72007
574
UNKNOWN
English - United States
RT_DIALOG

Imports

ADVAPI32.dll
COMCTL32.DLL
GDI32.dll
KERNEL32.dll
SHELL32.dll
USER32.dll
ole32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
41
Monitored processes
4
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start start flexvdi-client-3.1.3-i686 (1).exe flexvdi-client.exe rundll32.exe no specs flexvdi-client-3.1.3-i686 (1).exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2124"C:\Users\admin\AppData\Local\Temp\flexvdi-client-3.1.3-i686 (1).exe" C:\Users\admin\AppData\Local\Temp\flexvdi-client-3.1.3-i686 (1).exe—explorer.exe
User:
admin
Company:
Flexible Software Solutions S.L.
Integrity Level:
MEDIUM
Description:
flexVDI Client
Exit code:
3221226540
Version:
3.1.3
Modules
Images
c:\users\admin\appdata\local\temp\flexvdi-client-3.1.3-i686 (1).exe
c:\systemroot\system32\ntdll.dll
2636"C:\Windows\system32\rundll32.exe" C:\PROGRA~1\FLEXVD~1\bin\LIBGIO~1.DLL,g_win32_run_session_bus@16C:\Windows\system32\rundll32.exe—flexvdi-client.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.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\imagehlp.dll
2816"C:\Program Files\flexVDI Client\bin\flexvdi-client.exe"C:\Program Files\flexVDI Client\bin\flexvdi-client.exe
flexvdi-client-3.1.3-i686 (1).exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\program files\flexvdi client\bin\flexvdi-client.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\flexvdi client\bin\libgdk-3-0.dll
c:\program files\flexvdi client\bin\libcairo-gobject-2.dll
c:\program files\flexvdi client\bin\libcairo-2.dll
c:\program files\flexvdi client\bin\libfontconfig-1.dll
c:\program files\flexvdi client\bin\libexpat-1.dll
c:\windows\system32\ucrtbase.dll
3344"C:\Users\admin\AppData\Local\Temp\flexvdi-client-3.1.3-i686 (1).exe" C:\Users\admin\AppData\Local\Temp\flexvdi-client-3.1.3-i686 (1).exe
explorer.exe
User:
admin
Company:
Flexible Software Solutions S.L.
Integrity Level:
HIGH
Description:
flexVDI Client
Exit code:
0
Version:
3.1.3
Modules
Images
c:\users\admin\appdata\local\temp\flexvdi-client-3.1.3-i686 (1).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\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.7601.17514_none_41e6975e2bd6f2b2\comctl32.dll
c:\windows\system32\gdi32.dll
Total events
457
Read events
446
Write events
11
Delete events
0

Modification events

(PID) Process:(3344) flexvdi-client-3.1.3-i686 (1).exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\flexVDI Client
Operation:writeName:DisplayName
Value:
flexVDI Client
(PID) Process:(3344) flexvdi-client-3.1.3-i686 (1).exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\flexVDI Client
Operation:writeName:DisplayIcon
Value:
C:\Program Files\flexVDI Client\bin\flexvdi-client.exe
(PID) Process:(3344) flexvdi-client-3.1.3-i686 (1).exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\flexVDI Client
Operation:writeName:DisplayVersion
Value:
3.1.3
(PID) Process:(3344) flexvdi-client-3.1.3-i686 (1).exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\flexVDI Client
Operation:writeName:InstallLocation
Value:
C:\Program Files\flexVDI Client
(PID) Process:(3344) flexvdi-client-3.1.3-i686 (1).exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\flexVDI Client
Operation:writeName:Publisher
Value:
Flexible Software Solutions S.L.U.
(PID) Process:(3344) flexvdi-client-3.1.3-i686 (1).exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\flexVDI Client
Operation:writeName:UninstallString
Value:
"C:\Program Files\flexVDI Client\uninstall.exe"
(PID) Process:(3344) flexvdi-client-3.1.3-i686 (1).exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\flexVDI Client
Operation:writeName:NoModify
Value:
1
(PID) Process:(3344) flexvdi-client-3.1.3-i686 (1).exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\flexVDI Client
Operation:writeName:NoRepair
Value:
1
(PID) Process:(3344) flexvdi-client-3.1.3-i686 (1).exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Fonts
Operation:writeName:Lato (TrueType)
Value:
Lato-Regular.ttf
(PID) Process:(3344) flexvdi-client-3.1.3-i686 (1).exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\flexVDI Client
Operation:writeName:Start Menu Folder
Value:
flexVDI Client
Executable files
91
Suspicious files
2
Text files
6
Unknown types
3

Dropped files

PID
Process
Filename
Type
3344flexvdi-client-3.1.3-i686 (1).exeC:\Users\admin\AppData\Local\Temp\nsxF3A1.tmp\StartMenu.dllexecutable
MD5:—
SHA256:—
3344flexvdi-client-3.1.3-i686 (1).exeC:\Program Files\flexVDI Client\bin\flexvdi-client.exeexecutable
MD5:—
SHA256:—
3344flexvdi-client-3.1.3-i686 (1).exeC:\Users\admin\AppData\Local\Temp\nsxF3A1.tmp\LangDLL.dllexecutable
MD5:—
SHA256:—
3344flexvdi-client-3.1.3-i686 (1).exeC:\Users\admin\AppData\Local\Temp\nsxF3A1.tmp\System.dllexecutable
MD5:—
SHA256:—
3344flexvdi-client-3.1.3-i686 (1).exeC:\Users\admin\AppData\Local\Temp\nsxF3A1.tmp\modern-wizard.bmpimage
MD5:CBE40FD2B1EC96DAEDC65DA172D90022
SHA256:3AD2DC318056D0A2024AF1804EA741146CFC18CC404649A44610CBF8B2056CF2
3344flexvdi-client-3.1.3-i686 (1).exeC:\Program Files\flexVDI Client\bin\libffi-7.dllexecutable
MD5:—
SHA256:—
3344flexvdi-client-3.1.3-i686 (1).exeC:\Program Files\flexVDI Client\bin\libbz2.dllexecutable
MD5:—
SHA256:—
3344flexvdi-client-3.1.3-i686 (1).exeC:\Program Files\flexVDI Client\bin\libcairo-gobject-2.dllexecutable
MD5:—
SHA256:—
3344flexvdi-client-3.1.3-i686 (1).exeC:\Program Files\flexVDI Client\bin\libcairo-2.dllexecutable
MD5:—
SHA256:—
3344flexvdi-client-3.1.3-i686 (1).exeC:\Program Files\flexVDI Client\bin\libfontconfig-1.dllexecutable
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
4
DNS requests
1
Threats
3

HTTP requests

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

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
2816
flexvdi-client.exe
62.81.190.66:443
manager.flexvdi.com
Vodafone Ono, S.A.
ES
suspicious
—
—
62.81.190.66:443
manager.flexvdi.com
Vodafone Ono, S.A.
ES
suspicious

DNS requests

Domain
IP
Reputation
manager.flexvdi.com
  • 62.81.190.66
suspicious

Threats

PID
Process
Class
Message
2816
flexvdi-client.exe
Misc activity
SUSPICIOUS [PTsecurity] Self Signed SSL certificate (Possible Gootkit)
2816
flexvdi-client.exe
Potential Corporate Privacy Violation
ET POLICY Self Signed SSL Certificate (SomeOrganizationalUnit)
2816
flexvdi-client.exe
Misc activity
SUSPICIOUS [PTsecurity] Self Signed SSL certificate (Possible Gootkit)
No debug info
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Reports
flexvdi-client-3.1.3-i686 (1).exe