Malware analysis BN4B90.tmp.exe Malicious activity | ANY.RUN

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File name:	BN4B90.tmp.exe
Full analysis:	https://app.any.run/tasks/4333336f-1b93-4cd9-932d-fb0f199613ea
Verdict:	Malicious activity
Analysis date:	April 29, 2025, 10:31:52
OS:	Windows 10 Professional (build: 19044, 64 bit)
Indicators:
MIME:	application/vnd.microsoft.portable-executable
File info:	PE32 executable (GUI) Intel 80386, for MS Windows, 4 sections
MD5:	BE8B1E4F5F5EA4B92F453AB84BB04AF6
SHA1:	02EA6247E9A406FF5D77433AD6CEB0448C84FD48
SHA256:	8A79EA947BC742CDDB33A7AD4852E69582D28898CD8D325743D6E08B2CE84117
SSDEEP:	12288:iLtuWSbVLfvplX41/OyXaNcj7HmGYK3ekv:iLfaVLfvplX41/DXaNcj7HmnK

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:: 300 seconds
Heavy Evasion option:: off
Network geolocation:: off
Additional time used:: 240 seconds
MITM proxy:: off
Privacy:: Public submission
Fakenet option:: on
Route via Tor:: off
Autoconfirmation of UAC:: on
Network:: on

Software preset

Internet Explorer 11.3636.19041.0
Adobe Acrobat (64-bit) (23.001.20093)
Adobe Flash Player 32 NPAPI (32.0.0.465)
Adobe Flash Player 32 PPAPI (32.0.0.465)
CCleaner (6.20)
FileZilla 3.65.0 (3.65.0)
Google Chrome (122.0.6261.70)
Google Update Helper (1.3.36.51)
Java 8 Update 271 (64-bit) (8.0.2710.9)
Java Auto Updater (2.8.271.9)
Microsoft Edge (122.0.2365.59)
Microsoft Edge Update (1.3.185.17)
Microsoft Office Professional 2019 - de-de (16.0.16026.20146)
Microsoft Office Professional 2019 - en-us (16.0.16026.20146)
Microsoft Office Professional 2019 - es-es (16.0.16026.20146)
Microsoft Office Professional 2019 - it-it (16.0.16026.20146)
Microsoft Office Professional 2019 - ja-jp (16.0.16026.20146)
Microsoft Office Professional 2019 - ko-kr (16.0.16026.20146)
Microsoft Office Professional 2019 - pt-br (16.0.16026.20146)
Microsoft Office Professional 2019 - tr-tr (16.0.16026.20146)
Microsoft Office Professionnel 2019 - fr-fr (16.0.16026.20146)
Microsoft Office профессиональный 2019 - ru-ru (16.0.16026.20146)
Microsoft OneNote - en-us (16.0.16026.20146)
Microsoft Update Health Tools (3.74.0.0)
Microsoft Visual C++ 2013 Redistributable (x64) - 12.0.30501 (12.0.30501.0)
Microsoft Visual C++ 2013 x64 Additional Runtime - 12.0.21005 (12.0.21005)
Microsoft Visual C++ 2013 x64 Minimum Runtime - 12.0.21005 (12.0.21005)
Microsoft Visual C++ 2015-2022 Redistributable (x64) - 14.36.32532 (14.36.32532.0)
Microsoft Visual C++ 2015-2022 Redistributable (x86) - 14.36.32532 (14.36.32532.0)
Microsoft Visual C++ 2022 X64 Additional Runtime - 14.36.32532 (14.36.32532)
Microsoft Visual C++ 2022 X64 Minimum Runtime - 14.36.32532 (14.36.32532)
Microsoft Visual C++ 2022 X86 Additional Runtime - 14.36.32532 (14.36.32532)
Microsoft Visual C++ 2022 X86 Minimum Runtime - 14.36.32532 (14.36.32532)
Mozilla Firefox (x64 en-US) (123.0)
Mozilla Maintenance Service (123.0)
Notepad++ (64-bit x64) (7.9.1)
Office 16 Click-to-Run Extensibility Component (16.0.15726.20202)
Office 16 Click-to-Run Licensing Component (16.0.16026.20146)
Office 16 Click-to-Run Localization Component (16.0.15726.20202)
Office 16 Click-to-Run Localization Component (16.0.15928.20198)
PowerShell 7-x64 (7.3.5.0)
Skype version 8.104 (8.104)
Update for Windows 10 for x64-based Systems (KB4023057) (2.59.0.0)
Update for Windows 10 for x64-based Systems (KB4023057) (2.63.0.0)
Update for Windows 10 for x64-based Systems (KB4480730) (2.55.0.0)
Update for Windows 10 for x64-based Systems (KB5001716) (8.93.0.0)
VLC media player (3.0.11)
WinRAR 5.91 (64-bit) (5.91.0)
Windows PC Health Check (3.6.2204.08001)

Hotfixes

Client LanguagePack Package
DotNetRollup
DotNetRollup 481
FodMetadata Package
Foundation Package
Hello Face Package
InternetExplorer Optional Package
KB5003791
KB5011048
KB5015684
KB5033052
LanguageFeatures Basic en us Package
LanguageFeatures Handwriting en us Package
LanguageFeatures OCR en us Package
LanguageFeatures Speech en us Package
LanguageFeatures TextToSpeech en us Package
MSPaint FoD Package
MediaPlayer Package
Microsoft OneCore ApplicationModel Sync Desktop FOD Package
Microsoft OneCore DirectX Database FOD Package
NetFx3 OnDemand Package
Notepad FoD Package
OpenSSH Client Package
PowerShell ISE FOD Package
Printing PMCPPC FoD Package
Printing WFS FoD Package
ProfessionalEdition
QuickAssist Package
RollupFix
ServicingStack
ServicingStack 3989
StepsRecorder Package
TabletPCMath Package
UserExperience Desktop Package
WordPad FoD Package

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MALICIOUS
- Connects to the CnC server
  - explorer.exe (PID: 5544)
SUSPICIOUS
- There is functionality for taking screenshot (YARA)
  - explorer.exe (PID: 5544)
- Contacting a server suspected of hosting an CnC
  - explorer.exe (PID: 5544)
INFO
- Checks proxy server information
  - explorer.exe (PID: 5544)
  - slui.exe (PID: 7856)
- The sample compiled with english language support
  - BN4B90.tmp.exe (PID: 2284)
- Reads security settings of Internet Explorer
  - explorer.exe (PID: 5544)
- Checks supported languages
  - BN4B90.tmp.exe (PID: 2284)
- Reads the software policy settings
  - slui.exe (PID: 7244)
  - slui.exe (PID: 7856)

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	\|	Win32 Executable (generic) (42.6)
.exe	\|	Clipper DOS Executable (19.1)
.exe	\|	Generic Win/DOS Executable (18.9)
.exe	\|	DOS Executable Generic (18.9)
.vxd	\|	VXD Driver (0.2)

EXIF

EXE

MachineType:	Intel 386 or later, and compatibles
TimeStamp:	2016:11:03 02:09:25+00:00
ImageFileCharacteristics:	No relocs, Executable, No line numbers, No symbols, 32-bit
PEType:	PE32
LinkerVersion:	6
CodeSize:	215552
InitializedDataSize:	47616
UninitializedDataSize:	-
EntryPoint:	0x296f1
OSVersion:	4
ImageVersion:	-
SubsystemVersion:	4
Subsystem:	Windows GUI
FileVersionNumber:	3.0.0.0
ProductVersionNumber:	3.0.0.0
FileFlagsMask:	0x003f
FileFlags:	(none)
FileOS:	Win32
ObjectFileType:	Executable application
FileSubtype:	-
LanguageCode:	English (U.S.)
CharacterSet:	Unicode
Comments:	-
CompanyName:	-
FileDescription:	CDCode MFC Application
FileVersion:	3, 0, 0, 0
InternalName:	CDCode
LegalCopyright:	Copyright (C) 1999
LegalTrademarks:	-
OriginalFileName:	CDCode.EXE
PrivateBuild:	-
ProductName:	CDCode Application
ProductVersion:	3, 0, 0, 0
SpecialBuild:	-

No data.

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All screenshots are available in the full report

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Total processes

136

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID

CMD

Path

Indicators

Parent process

2196

C:\WINDOWS\system32\svchost.exe -k NetworkService -p -s Dnscache

C:\Windows\System32\svchost.exe

services.exe

User:

NETWORK SERVICE

Company:

Microsoft Corporation

Integrity Level:

SYSTEM

Description:

Host Process for Windows Services

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\svchost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\combase.dll
c:\windows\system32\kernel.appcore.dll

2284

"C:\Users\admin\AppData\Local\Temp\BN4B90.tmp.exe"

C:\Users\admin\AppData\Local\Temp\BN4B90.tmp.exe

—

explorer.exe

User:

admin

Integrity Level:

MEDIUM

Description:

CDCode MFC Application

Exit code:

Version:

3, 0, 0, 0

Modules

Images
c:\users\admin\appdata\local\temp\bn4b90.tmp.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\user32.dll

5544

explorer.exe

C:\Windows\SysWOW64\explorer.exe

BN4B90.tmp.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Explorer

Version:

10.0.19041.3758 (WinBuild.160101.0800)

Modules

Images
c:\windows\syswow64\explorer.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\msvcp_win.dll

7208

C:\WINDOWS\system32\SppExtComObj.exe -Embedding

C:\Windows\System32\SppExtComObj.Exe

—

svchost.exe

User:

NETWORK SERVICE

Company:

Microsoft Corporation

Integrity Level:

SYSTEM

Description:

KMS Connection Broker

Exit code:

Version:

10.0.19041.3996 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\sppextcomobj.exe
c:\windows\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\bcrypt.dll
c:\windows\system32\oleaut32.dll

7244

"C:\WINDOWS\System32\SLUI.exe" RuleId=3482d82e-ca2c-4e1f-8864-da0267b484b2;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=4de7cb65-cdf1-4de9-8ae8-e3cce27b9f2c;NotificationInterval=1440;Trigger=TimerEvent

C:\Windows\System32\slui.exe

SppExtComObj.Exe

User:

NETWORK SERVICE

Company:

Microsoft Corporation

Integrity Level:

SYSTEM

Description:

Windows Activation Client

Exit code:

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\slui.exe
c:\windows\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\bcrypt.dll
c:\windows\system32\user32.dll

7856

C:\WINDOWS\System32\slui.exe -Embedding

C:\Windows\System32\slui.exe

svchost.exe

User:

admin

Company:

Microsoft Corporation

Integrity Level:

MEDIUM

Description:

Windows Activation Client

Exit code:

Version:

10.0.19041.1 (WinBuild.160101.0800)

Modules

Images
c:\windows\system32\slui.exe
c:\windows\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\bcrypt.dll
c:\windows\system32\user32.dll

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Total events

7 392

Read events

7 389

Write events

Delete events

Modification events


(PID) Process:	(5544) explorer.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:	write	Name:	CachePrefix
Value:
(PID) Process:	(5544) explorer.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:	write	Name:	CachePrefix
Value: Cookie:
(PID) Process:	(5544) explorer.exe	Key:	HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:	write	Name:	CachePrefix
Value: Visited:

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

No data

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

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HTTP(S) requests

TCP/UDP connections

122

DNS requests

Threats

180

HTTP requests

PID	Process	Method	HTTP Code	IP	URL	CN	Type	Size	Reputation
5544	explorer.exe	POST	404	49.13.77.253:80	http://lyhertenhis.com/bdk/gate.php	unknown	—	—	malicious
5544	explorer.exe	POST	404	49.13.77.253:80	http://lyhertenhis.com/bdk/gate.php	unknown	—	—	malicious
5544	explorer.exe	POST	404	49.13.77.253:80	http://lyhertenhis.com/bdk/gate.php	unknown	—	—	malicious
5544	explorer.exe	POST	404	49.13.77.253:80	http://lyhertenhis.com/bdk/gate.php	unknown	—	—	malicious
5544	explorer.exe	POST	404	49.13.77.253:80	http://lyhertenhis.com/bdk/gate.php	unknown	—	—	malicious
5544	explorer.exe	POST	404	49.13.77.253:80	http://lyhertenhis.com/bdk/gate.php	unknown	—	—	malicious
5544	explorer.exe	POST	404	49.13.77.253:80	http://lyhertenhis.com/bdk/gate.php	unknown	—	—	malicious
5544	explorer.exe	POST	404	49.13.77.253:80	http://lyhertenhis.com/bdk/gate.php	unknown	—	—	malicious
5544	explorer.exe	POST	404	49.13.77.253:80	http://lyhertenhis.com/bdk/gate.php	unknown	—	—	malicious
5544	explorer.exe	POST	404	49.13.77.253:80	http://lyhertenhis.com/bdk/gate.php	unknown	—	—	malicious

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

Connections

PID	Process	IP	Domain	ASN	CN	Reputation
4	System	192.168.100.255:138	—	—	—	whitelisted
—	—	51.124.78.146:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
—	—	20.73.194.208:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
5496	MoUsoCoreWorker.exe	20.73.194.208:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
5544	explorer.exe	49.13.77.253:80	lyhertenhis.com	Hetzner Online GmbH	DE	malicious
3216	svchost.exe	172.211.123.250:443	client.wns.windows.com	MICROSOFT-CORP-MSN-AS-BLOCK	FR	whitelisted
6544	svchost.exe	20.190.159.73:443	login.live.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
2112	svchost.exe	20.73.194.208:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
2104	svchost.exe	20.73.194.208:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
4	System	192.168.100.255:137	—	—	—	whitelisted

DNS requests

Domain	IP	Reputation
settings-win.data.microsoft.com	51.124.78.146 20.73.194.208	whitelisted
google.com	142.250.186.142	whitelisted
lyhertenhis.com	49.13.77.253	malicious
client.wns.windows.com	172.211.123.250	whitelisted
login.live.com	20.190.159.73 40.126.31.0 40.126.31.69 40.126.31.2 20.190.159.131 20.190.159.68 40.126.31.130 40.126.31.129	whitelisted
slscr.update.microsoft.com	4.245.163.56	whitelisted
fe3cr.delivery.mp.microsoft.com	52.165.164.15 2603:1030:800:5::bfee:a08d	whitelisted
15.164.165.52.in-addr.arpa	—	unknown
d.8.0.a.e.e.f.b.0.0.0.0.0.0.0.0.5.0.0.0.0.0.8.0.0.3.0.1.3.0.6.2.ip6.arpa	—	unknown
activation-v2.sls.microsoft.com	20.83.72.98	whitelisted

Threats

PID	Process	Class	Message
5544	explorer.exe	A Network Trojan was detected	ET MALWARE Trojan Generic - POST To gate.php with no referer
5544	explorer.exe	A Network Trojan was detected	ET MALWARE Trojan Generic - POST To gate.php with no referer
5544	explorer.exe	Malware Command and Control Activity Detected	ET MALWARE Zbot POST Request to C2
5544	explorer.exe	Malware Command and Control Activity Detected	ET MALWARE Zbot POST Request to C2
5544	explorer.exe	A Network Trojan was detected	ET MALWARE Trojan Generic - POST To gate.php with no referer
5544	explorer.exe	Malware Command and Control Activity Detected	ET MALWARE Zbot POST Request to C2
5544	explorer.exe	A Network Trojan was detected	ET MALWARE Trojan Generic - POST To gate.php with no referer
5544	explorer.exe	Malware Command and Control Activity Detected	ET MALWARE Zbot POST Request to C2
5544	explorer.exe	A Network Trojan was detected	ET MALWARE Trojan Generic - POST To gate.php with no referer
5544	explorer.exe	A Network Trojan was detected	ET MALWARE Trojan Generic - POST To gate.php with no referer

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No debug info

General Info

BN4B90.tmp.exe

BE8B1E4F5F5EA4B92F453AB84BB04AF6

02EA6247E9A406FF5D77433AD6CEB0448C84FD48

8A79EA947BC742CDDB33A7AD4852E69582D28898CD8D325743D6E08B2CE84117

12288:iLtuWSbVLfvplX41/OyXaNcj7HmGYK3ekv:iLfaVLfvplX41/DXaNcj7HmnK

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Connects to the CnC server

SUSPICIOUS

There is functionality for taking screenshot (YARA)

Contacting a server suspected of hosting an CnC

INFO

Checks proxy server information

The sample compiled with english language support

Reads security settings of Internet Explorer

Checks supported languages

Reads the software policy settings

Malware configuration

Static information

TRiD

EXIF

EXE

Video and screenshots

Processes

Behavior graph

Specs description

Process information

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