Malware analysis 15042019-FHR-YU.PDF.Z Malicious activity

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File name:	15042019-FHR-YU.PDF.Z
Full analysis:	https://app.any.run/tasks/8d1b8177-b3b0-443a-9bf0-17cec56799b1
Verdict:	Malicious activity
Threats:	NanoCore is a Remote Access Trojan or RAT. This malware is highly customizable with plugins which allow attackers to tailor its functionality to their needs. Nanocore is created with the .NET framework and it’s available for purchase for just $25 from its “official” website. Remote access trojans (RATs) are a type of malware that enables attackers to establish complete to partial control over infected computers. Such malicious programs often have a modular design, offering a wide range of functionalities for conducting illicit activities on compromised systems. Some of the most common features of RATs include access to the users’ data, webcam, and keystrokes. This malware is often distributed through phishing emails and links. Malware Trends Tracker >>>
Analysis date:	April 15, 2019, 09:26:03
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:	autoit rat nanocore
Indicators:
MIME:	application/x-rar
File info:	RAR archive data, v5
MD5:	F13DBD1002AC4AE1B1F2E725E6CAAC27
SHA1:	DEC722384951596EF898B4889C55272FFF97CCF0
SHA256:	013BD1655536C868B75D70145E8ADFCD09D8D0E33BE16543EE65CA0ECF2755C4
SSDEEP:	24576:e9+7YRLN7S/oc0edemGI9MJSiRz31J0cvW:eL/7QocZemGhP3dW

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:: 120 seconds
Heavy Evasion option:: off
Network geolocation:: off
Additional time used:: 60 seconds
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 (73.0.3683.75)
Google Update Helper (1.3.33.23)
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 65.0.2 (x86 en-US) (65.0.2)
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
- Application was dropped or rewritten from another process
  - kdg.exe (PID: 2828)
  - 15042019-FHR-YU.exe (PID: 3272)
  - kdg.exe (PID: 552)
  - RegSvcs.exe (PID: 3256)
- Changes the autorun value in the registry
  - kdg.exe (PID: 552)
  - RegSvcs.exe (PID: 3256)
- NanoCore was detected
  - RegSvcs.exe (PID: 3256)
SUSPICIOUS
- Executable content was dropped or overwritten
  - WinRAR.exe (PID: 2912)
  - 15042019-FHR-YU.exe (PID: 3272)
  - RegSvcs.exe (PID: 3256)
- Application launched itself
  - kdg.exe (PID: 2828)
- Drop AutoIt3 executable file
  - 15042019-FHR-YU.exe (PID: 3272)
- Creates files in the user directory
  - RegSvcs.exe (PID: 3256)
INFO
- Dropped object may contain Bitcoin addresses
  - kdg.exe (PID: 2828)

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

.rar	\|	RAR compressed archive (v5.0) (61.5)
.rar	\|	RAR compressed archive (gen) (38.4)

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

552

C:\Users\admin\AppData\Local\Temp\00265295\kdg.exe C:\Users\admin\AppData\Local\Temp\00265295\VDIOZ

C:\Users\admin\AppData\Local\Temp\00265295\kdg.exe

kdg.exe

User:

admin

Company:

AutoIt Team

Integrity Level:

MEDIUM

Description:

AutoIt v3 Script

Exit code:

Version:

3, 3, 14, 5

Modules

Images
c:\users\admin\appdata\local\temp\00265295\kdg.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\wsock32.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\version.dll

2828

"C:\Users\admin\AppData\Local\Temp\00265295\kdg.exe" bdh=aas

C:\Users\admin\AppData\Local\Temp\00265295\kdg.exe

—

15042019-FHR-YU.exe

User:

admin

Company:

AutoIt Team

Integrity Level:

MEDIUM

Description:

AutoIt v3 Script

Exit code:

Version:

3, 3, 14, 5

Modules

Images
c:\users\admin\appdata\local\temp\00265295\kdg.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\wsock32.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
c:\windows\system32\version.dll

2912

"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\Desktop\15042019-FHR-YU.PDF.Z.rar"

C:\Program Files\WinRAR\WinRAR.exe

explorer.exe

User:

admin

Company:

Alexander Roshal

Integrity Level:

MEDIUM

Description:

WinRAR archiver

Exit code:

Version:

5.60.0

Modules

Images
c:\program files\winrar\winrar.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\comdlg32.dll

3256

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

kdg.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Microsoft .NET Services Installation Utility

Exit code:

Version:

4.6.1055.0 built by: NETFXREL2

Modules

Images
c:\windows\microsoft.net\framework\v4.0.30319\regsvcs.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\apppatch\aclayers.dll
c:\windows\system32\sspicli.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\rpcrt4.dll

3272

"C:\Users\admin\AppData\Local\Temp\Rar$EXa2912.39045\15042019-FHR-YU.exe"

C:\Users\admin\AppData\Local\Temp\Rar$EXa2912.39045\15042019-FHR-YU.exe

WinRAR.exe

User:

admin

Company:

NVIDIA Corporation

Integrity Level:

MEDIUM

Description:

NVIDIA Container

Exit code:

Modules

Images
c:\users\admin\appdata\local\temp\rar$exa2912.39045\15042019-fhr-yu.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\winsxs\x86_microsoft.windows.common-controls_6595b64144ccf1df_6.0.7601.17514_none_41e6975e2bd6f2b2\comctl32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll

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Total events

830

Read events

800

Write events

Delete events

Modification events


(PID) Process:	(2912) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:	write	Name:	ShellExtBMP
Value:
(PID) Process:	(2912) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:	write	Name:	ShellExtIcon
Value:
(PID) Process:	(2912) WinRAR.exe	Key:	HKEY_CLASSES_ROOT\Local Settings\MuiCache\62\52C64B7E
Operation:	write	Name:	LanguageList
Value: en-US
(PID) Process:	(2912) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:	write	Name:	0
Value: C:\Users\admin\Desktop\15042019-FHR-YU.PDF.Z.rar
(PID) Process:	(2912) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:	write	Name:	name
Value: 120
(PID) Process:	(2912) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:	write	Name:	size
Value: 80
(PID) Process:	(2912) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:	write	Name:	type
Value: 120
(PID) Process:	(2912) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:	write	Name:	mtime
Value: 100
(PID) Process:	(2912) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	UNCAsIntranet
Value: 0
(PID) Process:	(2912) WinRAR.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:	write	Name:	AutoDetect
Value: 1

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
3272	15042019-FHR-YU.exe	C:\Users\admin\AppData\Local\Temp\00265295\jem.pdf		text
		MD5:—	SHA256:—
3272	15042019-FHR-YU.exe	C:\Users\admin\AppData\Local\Temp\00265295\pdg.txt		text
		MD5:—	SHA256:—
3272	15042019-FHR-YU.exe	C:\Users\admin\AppData\Local\Temp\00265295\ubh.txt		text
		MD5:—	SHA256:—
3272	15042019-FHR-YU.exe	C:\Users\admin\AppData\Local\Temp\00265295\FileConstants.bmp		text
		MD5:—	SHA256:—
3272	15042019-FHR-YU.exe	C:\Users\admin\AppData\Local\Temp\00265295\dxb.docx		text
		MD5:—	SHA256:—
3272	15042019-FHR-YU.exe	C:\Users\admin\AppData\Local\Temp\00265295\bdh=aas		text
		MD5:—	SHA256:—
3272	15042019-FHR-YU.exe	C:\Users\admin\AppData\Local\Temp\00265295\wpn.docx		text
		MD5:—	SHA256:—
3272	15042019-FHR-YU.exe	C:\Users\admin\AppData\Local\Temp\00265295\ButtonConstants.txt		text
		MD5:—	SHA256:—
3272	15042019-FHR-YU.exe	C:\Users\admin\AppData\Local\Temp\00265295\sho.ppt		text
		MD5:—	SHA256:—
3272	15042019-FHR-YU.exe	C:\Users\admin\AppData\Local\Temp\00265295\pxt.mp4		text
		MD5:—	SHA256:—

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HTTP(S) requests

TCP/UDP connections

DNS requests

Threats

HTTP requests

No HTTP requests

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Connections

PID	Process	IP	Domain	ASN	CN	Reputation
3256	RegSvcs.exe	197.210.55.68:8785	elvis4.ddns.net	MTN NIGERIA Communication limited	NG	unknown
3256	RegSvcs.exe	185.244.29.4:8785	—	—	—	unknown
3256	RegSvcs.exe	197.210.54.50:8785	elvis4.ddns.net	MTN NIGERIA Communication limited	NG	unknown
3256	RegSvcs.exe	8.8.8.8:53	—	Google Inc.	US	malicious

DNS requests

Domain	IP	Reputation
elvis4.ddns.net	197.210.55.68 197.210.54.50	unknown

Threats

No threats detected

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No debug info

General Info

15042019-FHR-YU.PDF.Z

F13DBD1002AC4AE1B1F2E725E6CAAC27

DEC722384951596EF898B4889C55272FFF97CCF0

013BD1655536C868B75D70145E8ADFCD09D8D0E33BE16543EE65CA0ECF2755C4

24576:e9+7YRLN7S/oc0edemGI9MJSiRz31J0cvW:eL/7QocZemGhP3dW

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Application was dropped or rewritten from another process

Changes the autorun value in the registry

NanoCore was detected

SUSPICIOUS

Executable content was dropped or overwritten

Application launched itself

Drop AutoIt3 executable file

Creates files in the user directory

INFO

Dropped object may contain Bitcoin addresses

Malware configuration

Static information

TRiD

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Modules

Information

Modules

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