Malware analysis wul_setup.exe Malicious activity | ANY.RUN

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File name:	wul_setup.exe
Full analysis:	https://app.any.run/tasks/50df3740-1e69-47b0-a59c-e3b1573cb245
Verdict:	Malicious activity
Analysis date:	March 15, 2019, 14:14:21
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, Nullsoft Installer self-extracting archive
MD5:	4C27963FA415539B4A9ABF38D77EC30B
SHA1:	2FB1037CB52068E88D2DD3AE6C92463C833855C4
SHA256:	34BACB272969241688EA916739DF5DAF46C85D732F7EC8D2925AA8792A032632
SSDEEP:	3072:sd/vyWmJe45oZzNZ3qpanvTjMOh/Au82LwlHZQt:sXpzZhNqYvPM0ZOlQ

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 (68.0.3440.106)
Google Update Helper (1.3.33.17)
Java 8 Update 92 (8.0.920.14)
Java Auto Updater (2.8.92.14)
Microsoft .NET Framework 4.6.1 (4.6.01055)
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++ 2017 Redistributable (x86) - 14.15.26706 (14.15.26706.0)
Microsoft Visual C++ 2017 x86 Additional Runtime - 14.15.26706 (14.15.26706)
Microsoft Visual C++ 2017 x86 Minimum Runtime - 14.15.26706 (14.15.26706)
Mozilla Firefox 61.0.2 (x86 en-US) (61.0.2)
Notepad++ (32-bit x86) (7.5.1)
Opera 12.15 (12.15.1748)
Skype version 8.29 (8.29)
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
KB976902
LocalPack AU Package
LocalPack CA Package
LocalPack GB Package
LocalPack US Package
LocalPack ZA Package
ProfessionalEdition
UltimateEdition

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MALICIOUS
- Loads dropped or rewritten executable
  - wul_setup.exe (PID: 3920)
- Application was dropped or rewritten from another process
  - wul.exe (PID: 3056)
SUSPICIOUS
- Executable content was dropped or overwritten
  - wul_setup.exe (PID: 3920)
- Creates files in the user directory
  - wul_setup.exe (PID: 3920)
- Creates a software uninstall entry
  - wul_setup.exe (PID: 3920)
- Creates files in the program directory
  - wul_setup.exe (PID: 3920)
INFO
No info indicators.

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

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No Malware configuration.

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TRiD

.exe	\|	NSIS - Nullsoft Scriptable Install System (91.9)
.exe	\|	Win32 Executable MS Visual C++ (generic) (3.3)
.exe	\|	Win64 Executable (generic) (3)
.dll	\|	Win32 Dynamic Link Library (generic) (0.7)
.exe	\|	Win32 Executable (generic) (0.4)

EXIF

EXE

MachineType:	Intel 386 or later, and compatibles
TimeStamp:	2008:05:03 16:08:42+02:00
PEType:	PE32
LinkerVersion:	6
CodeSize:	23040
InitializedDataSize:	119808
UninitializedDataSize:	1024
EntryPoint:	0x3225
OSVersion:	4
ImageVersion:	-
SubsystemVersion:	4
Subsystem:	Windows GUI

Summary

Architecture:	IMAGE_FILE_MACHINE_I386
Subsystem:	IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date:	03-May-2008 14:08:42
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:	0x000000D0

PE Headers

Signature:	PE
Machine:	IMAGE_FILE_MACHINE_I386
Number of sections:	5
Time date stamp:	03-May-2008 14:08:42
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 IMAGE_FILE_RELOCS_STRIPPED

Sections

Name	Virtual Address	Virtual Size	Raw Size	Charateristics	Entropy
.text	0x00001000	0x00005934	0x00005A00	IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ	6.45687
.rdata	0x00007000	0x00001190	0x00001200	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	5.17797
.data	0x00009000	0x0001AF98	0x00000400	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE	4.7025
.ndata	0x00024000	0x00009000	0x00000000	IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE	0
.rsrc	0x0002D000	0x000041E0	0x00004200	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	5.93495

Resources

Title	Entropy	Size	Codepage	Language	Type
1	5.08937	733	UNKNOWN	English - United States	RT_MANIFEST
2	5.9993	3752	UNKNOWN	English - United States	RT_ICON
3	6.24459	2216	UNKNOWN	English - United States	RT_ICON
4	5.01502	1384	UNKNOWN	English - United States	RT_ICON
5	6.16057	1128	UNKNOWN	English - United States	RT_ICON
6	3.34146	744	UNKNOWN	English - United States	RT_ICON
7	3.04232	296	UNKNOWN	English - United States	RT_ICON
103	2.6691	104	UNKNOWN	English - United States	RT_GROUP_ICON
105	2.73893	514	UNKNOWN	English - United States	RT_DIALOG
106	2.91148	248	UNKNOWN	English - United States	RT_DIALOG

Imports


ADVAPI32.dll
COMCTL32.dll
GDI32.dll
KERNEL32.dll
SHELL32.dll
USER32.dll
VERSION.dll
ole32.dll

No data.

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All screenshots are available in the full report

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Total processes

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

2996

"C:\Users\admin\AppData\Local\Temp\wul_setup.exe"

C:\Users\admin\AppData\Local\Temp\wul_setup.exe

—

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Exit code:

3221226540

Modules

Images
c:\users\admin\appdata\local\temp\wul_setup.exe
c:\systemroot\system32\ntdll.dll

3056

"C:\Program Files\NirSoft\WinUpdatesList\wul.exe"

C:\Program Files\NirSoft\WinUpdatesList\wul.exe

—

wul_setup.exe

User:

admin

Company:

NirSoft

Integrity Level:

HIGH

Description:

WinUpdatesList

Exit code:

Version:

1.33

Modules

Images
c:\program files\nirsoft\winupdateslist\wul.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

3920

"C:\Users\admin\AppData\Local\Temp\wul_setup.exe"

C:\Users\admin\AppData\Local\Temp\wul_setup.exe

explorer.exe

User:

admin

Integrity Level:

HIGH

Exit code:

Modules

Images
c:\users\admin\appdata\local\temp\wul_setup.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\shell32.dll

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Total events

354

Read events

351

Write events

Delete events

Modification events


(PID) Process:	(3920) wul_setup.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\NirSoft WinUpdatesList
Operation:	write	Name:	UninstallString
Value: "C:\Program Files\NirSoft\WinUpdatesList\uninst.exe"
(PID) Process:	(3920) wul_setup.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\NirSoft WinUpdatesList
Operation:	write	Name:	InstallLocation
Value: C:\Program Files\NirSoft\WinUpdatesList
(PID) Process:	(3920) wul_setup.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\NirSoft WinUpdatesList
Operation:	write	Name:	DisplayName
Value: NirSoft WinUpdatesList

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
3920	wul_setup.exe	C:\Users\admin\AppData\Local\Temp\nsaE12B.tmp		—
		MD5:—	SHA256:—
3920	wul_setup.exe	C:\Program Files\NirSoft\WinUpdatesList\readme.txt		text
		MD5:—	SHA256:—
3920	wul_setup.exe	C:\Users\admin\AppData\Local\Temp\nsfE14B.tmp\ioSpecial.ini		text
		MD5:—	SHA256:—
3920	wul_setup.exe	C:\Users\admin\AppData\Local\Temp\nsfE14B.tmp\modern-wizard.bmp		image
		MD5:CBE40FD2B1EC96DAEDC65DA172D90022	SHA256:3AD2DC318056D0A2024AF1804EA741146CFC18CC404649A44610CBF8B2056CF2
3920	wul_setup.exe	C:\Program Files\NirSoft\WinUpdatesList\uninst.exe		executable
		MD5:—	SHA256:—
3920	wul_setup.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\NirSoft WinUpdatesList\WinUpdatesList.lnk		lnk
		MD5:—	SHA256:—
3920	wul_setup.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\NirSoft WinUpdatesList\WinUpdatesList Help.lnk		lnk
		MD5:—	SHA256:—
3920	wul_setup.exe	C:\Users\admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\NirSoft WinUpdatesList\Uninstall.lnk		lnk
		MD5:—	SHA256:—
3920	wul_setup.exe	C:\Program Files\NirSoft\WinUpdatesList\wul.exe		executable
		MD5:C947D6825A6081F2EAE6B6859221FA33	SHA256:D358D76123A8EB6426BC31053B33C14D5D0DC04378E1C893CF00CA234CE77A36
3920	wul_setup.exe	C:\Program Files\NirSoft\WinUpdatesList\wul.chm		chi
		MD5:02AD2879153DD67F083F743DCC40E699	SHA256:280F949F339746060A855B48A0909AC24F52B9CABD25A1250022A3B2E77E4730

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HTTP(S) requests

TCP/UDP connections

DNS requests

Threats

HTTP requests

No HTTP requests

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Connections

No data

DNS requests

No data

Threats

No threats detected

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No debug info

General Info

wul_setup.exe

4C27963FA415539B4A9ABF38D77EC30B

2FB1037CB52068E88D2DD3AE6C92463C833855C4

34BACB272969241688EA916739DF5DAF46C85D732F7EC8D2925AA8792A032632

3072:sd/vyWmJe45oZzNZ3qpanvTjMOh/Au82LwlHZQt:sXpzZhNqYvPM0ZOlQ

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Loads dropped or rewritten executable

Application was dropped or rewritten from another process

SUSPICIOUS

Executable content was dropped or overwritten

Creates files in the user directory

Creates a software uninstall entry

Creates files in the program directory

INFO

Malware configuration

Static information

TRiD

EXIF

EXE

Summary

DOS Header

PE Headers

Sections

Resources

Imports

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Modules

Information

Modules

Information

Modules

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings