Malware analysis Win32.AgentTesla.exe Malicious activity

Add for printing

File name:	Win32.AgentTesla.exe
Full analysis:	https://app.any.run/tasks/a60d40cc-c641-46f8-a310-44df543442fd
Verdict:	Malicious activity
Analysis date:	March 19, 2018, 19:07:04
OS:	Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Tags:	evasion
Indicators:
MIME:	application/x-dosexec
File info:	PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:	2B294B3499D1CCE794BADFFC959B7618
SHA1:	9AA826795798948E8058E3FF1342D81D5D8EE4FA
SHA256:	699EC052ECC898BDBDAFEA0027C4AB44C3D01AE011C17745DD2B7FBDDAA077F3
SSDEEP:	12288:5qIrEFD09leQEA49darfr3/2AbitnVYE96ltR:5AFD1A498H2D

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:

Software preset

Internet Explorer 8.0.7601.17514 undefined
7-Zip 16.04 (16.04)
Adobe Acrobat Reader DC MUI (15.007.20033)
Adobe Flash Player 26 ActiveX (26.0.0.137)
CCleaner (5.35)
FileZilla Client 3.31.0 (3.31.0)
Google Chrome (61.0.3163.100)
Google Update Helper (1.3.33.5)
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 Home and Business 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 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++ 2005 Redistributable (8.0.61001)
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++ 2012 Redistributable (x86) - 11.0.61030 (11.0.61030.0)
Microsoft Visual C++ 2012 x86 Additional Runtime - 11.0.61030 (11.0.61030)
Microsoft Visual C++ 2012 x86 Minimum Runtime - 11.0.61030 (11.0.61030)
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) - 14.12.25810 (14.12.25810.0)
Microsoft Visual C++ 2017 x86 Additional Runtime - 14.12.25810 (14.12.25810)
Microsoft Visual C++ 2017 x86 Minimum Runtime - 14.12.25810 (14.12.25810)
Mozilla Firefox 55.0.3 (x86 en-US) (55.0.3)
Mozilla Maintenance Service (55.0.3)
Notepad++ (32-bit x86) (7.5.4)
Opera 12.15 (12.15.1748)
Skype™ 7.39 (7.39.102)
VLC media player (2.2.6)

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
WinMan WinIP Package TopLevel

Add for printing

MALICIOUS
- Changes the autorun value in the registry
  - Win32.AgentTesla.exe (PID: 2976)
SUSPICIOUS
- Application launched itself
  - Win32.AgentTesla.exe (PID: 2976)
- Modifies the open verb of a shell class
  - Win32.AgentTesla.exe (PID: 2480)
- Reads productID from registry
  - Win32.AgentTesla.exe (PID: 2480)
- Executes PowerShell scripts
  - eventvwr.exe (PID: 2716)
INFO
- Loads the .NET runtime environment
  - Win32.AgentTesla.exe (PID: 2376)
  - Win32.AgentTesla.exe (PID: 2480)
  - Win32.AgentTesla.exe (PID: 2976)
  - powershell.exe (PID: 3296)

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	\|	Generic CIL Executable (.NET, Mono, etc.) (82.9)
.dll	\|	Win32 Dynamic Link Library (generic) (7.4)
.exe	\|	Win32 Executable (generic) (5.1)
.exe	\|	Generic Win/DOS Executable (2.2)
.exe	\|	DOS Executable Generic (2.2)

EXIF

EXE

MachineType:	Intel 386 or later, and compatibles
TimeStamp:	2018:01:16 09:15:19+01:00
PEType:	PE32
LinkerVersion:	11
CodeSize:	435200
InitializedDataSize:	25088
UninitializedDataSize:	-
EntryPoint:	0x6c2ce
OSVersion:	4
ImageVersion:	-
SubsystemVersion:	4
Subsystem:	Windows GUI
FileVersionNumber:	6.9.1.5
ProductVersionNumber:	6.9.1.5
FileFlagsMask:	0x003f
FileFlags:	(none)
FileOS:	Win32
ObjectFileType:	Executable application
FileSubtype:	-
LanguageCode:	Neutral
CharacterSet:	Unicode
Comments:	Comverse Technology Kopl
CompanyName:	Comverse Technology
FileDescription:	Comverse Technology
FileVersion:	6.9.1.5
InternalName:	Po160118.exe
LegalCopyright:	(c) 2015Comverse Technology
OriginalFileName:	Po160118.exe
ProductName:	Comverse Technology Cemp Kopl
ProductVersion:	6.9.1.5
AssemblyVersion:	17.18.7.0

Summary

Architecture:	IMAGE_FILE_MACHINE_I386
Subsystem:	IMAGE_SUBSYSTEM_WINDOWS_GUI
Compilation Date:	16-Jan-2018 08:15:19
Comments:	Comverse Technology Kopl
CompanyName:	Comverse Technology
FileDescription:	Comverse Technology
FileVersion:	6.9.1.5
InternalName:	Po160118.exe
LegalCopyright:	(c) 2015Comverse Technology
OriginalFilename:	Po160118.exe
ProductName:	Comverse Technology Cemp Kopl
ProductVersion:	6.9.1.5
Assembly Version:	17.18.7.0

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:	3
Time date stamp:	16-Jan-2018 08:15:19
Pointer to Symbol Table:	0x00000000
Number of symbols:	0
Size of Optional Header:	0x00E0
Characteristics:	IMAGE_FILE_32BIT_MACHINE IMAGE_FILE_EXECUTABLE_IMAGE

Sections

Name	Virtual Address	Virtual Size	Raw Size	Charateristics	Entropy
.text	0x00002000	0x0006A2D4	0x0006A400	IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ	6.97929
.rsrc	0x0006E000	0x00005E80	0x00006000	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ	4.03304
.reloc	0x00074000	0x0000000C	0x00000200	IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ	0.10191

Resources

Title	Entropy	Size	Codepage	Language	Type
1	5.00112	490	UNKNOWN	UNKNOWN	RT_MANIFEST
2	3.60795	16936	UNKNOWN	UNKNOWN	RT_ICON
3	3.99998	4264	UNKNOWN	UNKNOWN	RT_ICON
4	4.22429	1128	UNKNOWN	UNKNOWN	RT_ICON
32512	2.53369	48	UNKNOWN	UNKNOWN	RT_GROUP_ICON

Imports


mscoree.dll

No data.

Add for printing

All screenshots are available in the full report

Add for printing

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

1916

Shutdown -r -t 5

C:\Windows\system32\Shutdown.exe

—

Win32.AgentTesla.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Shutdown and Annotation Tool

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\shutdown.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.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\secur32.dll

2092

"C:\Windows\System32\eventvwr.exe"

C:\Windows\System32\eventvwr.exe

—

Win32.AgentTesla.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Event Viewer Snapin Launcher

Exit code:

3221226540

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\eventvwr.exe
c:\systemroot\system32\ntdll.dll

2376

"C:\Users\admin\AppData\Local\Temp\Win32.AgentTesla.exe"

C:\Users\admin\AppData\Local\Temp\Win32.AgentTesla.exe

—

powershell.exe

User:

admin

Company:

Comverse Technology

Integrity Level:

HIGH

Description:

Comverse Technology

Exit code:

Version:

6.9.1.5

Modules

Images
c:\users\admin\appdata\local\temp\win32.agenttesla.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll

2480

"C:\Users\admin\AppData\Local\Temp\Win32.AgentTesla.exe"

C:\Users\admin\AppData\Local\Temp\Win32.AgentTesla.exe

—

Win32.AgentTesla.exe

User:

admin

Company:

Comverse Technology

Integrity Level:

MEDIUM

Description:

Comverse Technology

Exit code:

Version:

6.9.1.5

Modules

Images
c:\users\admin\appdata\local\temp\win32.agenttesla.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll

2716

"C:\Windows\System32\eventvwr.exe"

C:\Windows\System32\eventvwr.exe

Win32.AgentTesla.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

HIGH

Description:

Event Viewer Snapin Launcher

Exit code:

Version:

6.1.7600.16385 (win7_rtm.090713-1255)

Modules

Images
c:\windows\system32\eventvwr.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\usp10.dll
c:\windows\system32\lpk.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shlwapi.dll

2976

"C:\Users\admin\AppData\Local\Temp\Win32.AgentTesla.exe"

C:\Users\admin\AppData\Local\Temp\Win32.AgentTesla.exe

explorer.exe

User:

admin

Company:

Comverse Technology

Integrity Level:

MEDIUM

Description:

Comverse Technology

Exit code:

Version:

6.9.1.5

Modules

Images
c:\users\admin\appdata\local\temp\win32.agenttesla.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll

3296

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Start-Process -FilePath "C:\Users\admin\AppData\Local\Temp\Win32.AgentTesla.exe" -wait

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

—

eventvwr.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

HIGH

Description:

Windows PowerShell

Exit code:

Version:

10.0.10586.117 (th2_release.160212-2359)

Modules

Images
c:\windows\system32\windowspowershell\v1.0\powershell.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\atl.dll
c:\windows\system32\user32.dll

Add for printing

Total events

553

Read events

523

Write events

Delete events

Modification events


(PID) Process:	(2976) Win32.AgentTesla.exe	Key:	HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run
Operation:	write	Name:	xws
Value: C:\Users\admin\AppData\Local\Temp\xws\xws.exe
(PID) Process:	(2480) Win32.AgentTesla.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Win32_RASAPI32
Operation:	write	Name:	EnableFileTracing
Value: 0
(PID) Process:	(2480) Win32.AgentTesla.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Win32_RASAPI32
Operation:	write	Name:	EnableConsoleTracing
Value: 0
(PID) Process:	(2480) Win32.AgentTesla.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Win32_RASAPI32
Operation:	write	Name:	FileTracingMask
Value: 4294901760
(PID) Process:	(2480) Win32.AgentTesla.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Win32_RASAPI32
Operation:	write	Name:	ConsoleTracingMask
Value: 4294901760
(PID) Process:	(2480) Win32.AgentTesla.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Win32_RASAPI32
Operation:	write	Name:	MaxFileSize
Value: 1048576
(PID) Process:	(2480) Win32.AgentTesla.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Win32_RASAPI32
Operation:	write	Name:	FileDirectory
Value: %windir%\tracing
(PID) Process:	(2480) Win32.AgentTesla.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Win32_RASMANCS
Operation:	write	Name:	EnableFileTracing
Value: 0
(PID) Process:	(2480) Win32.AgentTesla.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Win32_RASMANCS
Operation:	write	Name:	EnableConsoleTracing
Value: 0
(PID) Process:	(2480) Win32.AgentTesla.exe	Key:	HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\Win32_RASMANCS
Operation:	write	Name:	FileTracingMask
Value: 4294901760

Add for printing

Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
3296	powershell.exe	C:\Users\admin\AppData\Local\Temp\stre4pjm.5bw.ps1		—
		MD5:—	SHA256:—
3296	powershell.exe	C:\Users\admin\AppData\Local\Temp\xff2e0z2.aat.psm1		—
		MD5:—	SHA256:—
2976	Win32.AgentTesla.exe	C:\Users\admin\AppData\Local\Temp\xws\xws.exe		executable
		MD5:2B294B3499D1CCE794BADFFC959B7618	SHA256:699EC052ECC898BDBDAFEA0027C4AB44C3D01AE011C17745DD2B7FBDDAA077F3

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

Add for printing

HTTP(S) requests

TCP/UDP connections

DNS requests

Threats

HTTP requests

PID	Process	Method	HTTP Code	IP	URL	CN	Type	Size	Reputation
—	—	GET	200	216.146.43.71:80	http://checkip.dyndns.org/	US	html	105 b	shared

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

Connections

PID	Process	IP	Domain	ASN	CN	Reputation
—	—	216.146.43.71:80	checkip.dyndns.org	Dynamic Network Services, Inc.	US	shared

DNS requests

Domain	IP	Reputation
checkip.dyndns.org	216.146.43.71 216.146.38.70 91.198.22.70 216.146.43.70	shared

Threats

PID	Process	Class	Message
—	—	Misc activity	ET INFO DYNAMIC_DNS Query to *.dyndns. Domain
—	—	Potential Corporate Privacy Violation	ET POLICY External IP Lookup - checkip.dyndns.org
—	—	Potentially Bad Traffic	ET POLICY DynDNS CheckIp External IP Address Server Response

Add for printing

No debug info

General Info

Win32.AgentTesla.exe

2B294B3499D1CCE794BADFFC959B7618

9AA826795798948E8058E3FF1342D81D5D8EE4FA

699EC052ECC898BDBDAFEA0027C4AB44C3D01AE011C17745DD2B7FBDDAA077F3

12288:5qIrEFD09leQEA49darfr3/2AbitnVYE96ltR:5AFD1A498H2D

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Changes the autorun value in the registry

SUSPICIOUS

Application launched itself

Modifies the open verb of a shell class

Reads productID from registry

Executes PowerShell scripts

INFO

Loads the .NET runtime environment

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

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