Malware analysis exploitblocker.dll No threats detected

Add for printing

File name:	exploitblocker.dll
Full analysis:	https://app.any.run/tasks/97d8fa2e-ea6c-4034-ad8c-755ec72b6f49
Verdict:	No threats detected
Analysis date:	July 30, 2019, 19:49:58
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME:	application/x-dosexec
File info:	PE32 executable (DLL) (GUI) Intel 80386, for MS Windows
MD5:	1035AAB6202928AC3C681462EAF52D5F
SHA1:	5D36F514FE042B622BA0A1C1DB5F9A2B76154214
SHA256:	74DDD1252B0B8186F8D668FA7C472FDAB3F55CFF82316354A2FE484A3ADFDBBD
SSDEEP:	12288:orrry79I6uevyL+IGu6UfOKnxL4ZL+cIm:k+nN6L56nxcE

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.

Launch configuration

Task duration:: 60 seconds
Heavy Evasion option:: off
Network geolocation:: off
Additional time used:: none
MITM proxy:: off
Privacy:: Public submission
Fakenet option:: off
Route via Tor:: off
Autoconfirmation of UAC:: on
Network:: on

Software preset

Internet Explorer 8.0.7601.17514 undefined
Adobe Acrobat Reader DC MUI (15.023.20070)
Adobe Flash Player 26 ActiveX (26.0.0.131)
Adobe Flash Player 26 NPAPI (26.0.0.131)
Adobe Flash Player 26 PPAPI (26.0.0.131)
Adobe Refresh Manager (1.8.0)
CCleaner (5.35)
FileZilla Client 3.36.0 (3.36.0)
Google Chrome (75.0.3770.100)
Google Update Helper (1.3.34.7)
Java 8 Update 92 (8.0.920.14)
Java Auto Updater (2.8.92.14)
Microsoft .NET Framework 4.7.2 (4.7.03062)
Microsoft Office Access MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Access Setup Metadata MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Excel MUI (English) 2010 (14.0.6029.1000)
Microsoft Office OneNote MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Outlook MUI (English) 2010 (14.0.6029.1000)
Microsoft Office PowerPoint MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Professional 2010 (14.0.6029.1000)
Microsoft Office Proof (English) 2010 (14.0.6029.1000)
Microsoft Office Proof (French) 2010 (14.0.6029.1000)
Microsoft Office Proof (Spanish) 2010 (14.0.6029.1000)
Microsoft Office Proofing (English) 2010 (14.0.6029.1000)
Microsoft Office Publisher MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Shared MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Shared Setup Metadata MUI (English) 2010 (14.0.6029.1000)
Microsoft Office Single Image 2010 (14.0.6029.1000)
Microsoft Office Word MUI (English) 2010 (14.0.6029.1000)
Microsoft Visual C++ 2008 Redistributable - x86 9.0.30729.6161 (9.0.30729.6161)
Microsoft Visual C++ 2010 x86 Redistributable - 10.0.40219 (10.0.40219)
Microsoft Visual C++ 2013 Redistributable (x86) - 12.0.30501 (12.0.30501.0)
Microsoft Visual C++ 2013 x86 Additional Runtime - 12.0.21005 (12.0.21005)
Microsoft Visual C++ 2013 x86 Minimum Runtime - 12.0.21005 (12.0.21005)
Microsoft Visual C++ 2015-2019 Redistributable (x86) - 14.21.27702 (14.21.27702.2)
Microsoft Visual C++ 2019 X86 Additional Runtime - 14.21.27702 (14.21.27702)
Microsoft Visual C++ 2019 X86 Minimum Runtime - 14.21.27702 (14.21.27702)
Mozilla Firefox 67.0.4 (x86 en-US) (67.0.4)
Notepad++ (32-bit x86) (7.5.1)
Opera 12.15 (12.15.1748)
Skype version 8.29 (8.29)
Update for Microsoft .NET Framework 4.7.2 (KB4087364) (1)
VLC media player (2.2.6)
WinRAR 5.60 (32-bit) (5.60.0)

Hotfixes

Client LanguagePack Package
Client Refresh LanguagePack Package
CodecPack Basic Package
Foundation Package
IE Troubleshooters Package
InternetExplorer Optional Package
KB2534111
KB2999226
KB4019990
KB976902
LocalPack AU Package
LocalPack CA Package
LocalPack GB Package
LocalPack US Package
LocalPack ZA Package
ProfessionalEdition
UltimateEdition

Add for printing

MALICIOUS
- Loads dropped or rewritten executable
  - WerFault.exe (PID: 272)
SUSPICIOUS
No suspicious indicators.
INFO
- Loads main object executable
  - rundll32.exe (PID: 3740)
- Application was crashed
  - rundll32.exe (PID: 3740)

Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report

Add for printing

No Malware configuration.

Add for printing

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:	2018:02:16 15:23:29+01:00
PEType:	PE32
LinkerVersion:	12
CodeSize:	304640
InitializedDataSize:	235008
UninitializedDataSize:	-
EntryPoint:	0x2e1a9
OSVersion:	6
ImageVersion:	-
SubsystemVersion:	6
Subsystem:	Windows GUI
FileVersionNumber:	10.1.0.622
ProductVersionNumber:	10.1.0.622
FileFlagsMask:	0x003f
FileFlags:	(none)
FileOS:	Windows NT 32-bit
ObjectFileType:	Dynamic link library
FileSubtype:	-
LanguageCode:	English (U.S.)
CharacterSet:	Unicode
CompanyName:	AO Kaspersky Lab
LegalCopyright:	© 2018 AO Kaspersky Lab. All Rights Reserved.
LegalTrademarks:	Registered trademarks and service marks are the property of their respective owners
ProductName:	Kaspersky Security 10.1 for Windows Server
ProductVersion:	10.1.0.622
FileVersion:	10.1.0.622
FileDescription:	Kaspersky Exploit Prevention
InternalName:	exploitblocker
OriginalFileName:	exploitblocker.dll

Summary

Architecture:	IMAGE_FILE_MACHINE_I386
Subsystem:	IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date:	16-Feb-2018 14:23:29
Detected languages:	English - United States Russian - Russia
Debug artifacts:	C:\builds\fsee.rel10.0.sp1\development\build\release\exploitblocker.pdb
CompanyName:	AO Kaspersky Lab
LegalCopyright:	© 2018 AO Kaspersky Lab. All Rights Reserved.
LegalTrademarks:	Registered trademarks and service marks are the property of their respective owners
ProductName:	Kaspersky Security 10.1 for Windows Server
ProductVersion:	10.1.0.622
FileVersion:	10.1.0.622
FileDescription:	Kaspersky Exploit Prevention
InternalName:	exploitblocker
OriginalFilename:	exploitblocker.dll

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:	0x000000F8

PE Headers

Signature:	PE
Machine:	IMAGE_FILE_MACHINE_I386
Number of sections:	5
Time date stamp:	16-Feb-2018 14:23:29
Pointer to Symbol Table:	0x00000000
Number of symbols:	0
Size of Optional Header:	0x00E0
Characteristics:	IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_DLL IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name	Virtual Address	Virtual Size	Raw Size	Charateristics	Entropy
.text	0x00001000	0x0004A509	0x0004A600	IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ	6.69708
.rdata	0x0004C000	0x000198B8	0x00019A00	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	4.94053
.data	0x00066000	0x0001AD6C	0x00018A00	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE	4.08674
.rsrc	0x00081000	0x000007EC	0x00000800	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	4.63041
.reloc	0x00082000	0x000069E0	0x00006A00	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ	6.51871

Resources

Title	Entropy	Size	Codepage	Language	Type
1	3.45357	1104	Latin 1 / Western European	Russian - Russia	RT_VERSION
2	5.26203	762	Latin 1 / Western European	English - United States	RT_MANIFEST

Imports


ADVAPI32.dll (delay-loaded)
KERNEL32.dll

Exports

Title	Ordinal	Address
GetHookAPIs	1	0x00008944
NotifyShims	2	0x0000897A
GetAppFlags	3	0x00001F09

No data.

Add for printing

All screenshots are available in the full report

Add for printing

Total processes

36

Monitored processes

2

Malicious processes

0

Suspicious processes

1

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

272

C:\Windows\system32\WerFault.exe -u -p 3740 -s 172

C:\Windows\system32\WerFault.exe

—

svchost.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Problem Reporting

Exit code:

0

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\werfault.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

3740

"C:\Windows\System32\rundll32.exe" "C:\Users\admin\AppData\Local\Temp\exploitblocker.dll", GetHookAPIs

C:\Windows\System32\rundll32.exe

explorer.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows host process (Rundll32)

Exit code:

3221226356

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

Add for printing

Total events

12

Read events

12

Write events

0

Delete events

0

Modification events

No data

Add for printing

Executable files

0

Suspicious files

1

Text files

0

Unknown types

1

Dropped files

PID	Process	Filename		Type
272	WerFault.exe	C:\Users\admin\AppData\Local\Microsoft\Windows\WER\ReportArchive\AppCrash_rundll32.exe_exp_f8dc439752f6e86917a926cd6a3b6c5f9d77a_011e36bb\Report.wer		binary
		MD5:—	SHA256:—
272	WerFault.exe	C:\Users\admin\AppData\Local\CrashDumps\rundll32.exe.3740.dmp		dmp
		MD5:—	SHA256:—

Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Add for printing

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

Add for printing

Process	Message
rundll32.exe	[exploitblocker] OS version: Major=6, Minor=1, Build=7601, module=0x6EBD0000

General Info

exploitblocker.dll

1035AAB6202928AC3C681462EAF52D5F

5D36F514FE042B622BA0A1C1DB5F9A2B76154214

74DDD1252B0B8186F8D668FA7C472FDAB3F55CFF82316354A2FE484A3ADFDBBD

12288:orrry79I6uevyL+IGu6UfOKnxL4ZL+cIm:k+nN6L56nxcE

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Loads dropped or rewritten executable

SUSPICIOUS

INFO

Loads main object executable

Application was crashed

Malware configuration

Static information

TRiD

EXIF

EXE

Summary

DOS Header

PE Headers

Sections

Resources

Imports

Exports

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Modules

Information

Modules

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings