Malware analysis attachment.zip Suspicious activity | ANY.RUN

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File name:	attachment.zip
Full analysis:	https://app.any.run/tasks/ed4a10b7-6255-46da-b99a-14dacbdf1995
Verdict:	Suspicious activity
Analysis date:	February 17, 2025, 08:44:25
OS:	Windows 10 Professional (build: 19045, 64 bit)
Tags:	arch-doc
Indicators:
MIME:	application/zip
File info:	Zip archive data, at least v2.0 to extract, compression method=deflate
MD5:	E0DD5DB184384CB5A9B1762906DB0C95
SHA1:	55F99C69399134EE39C7CE9E30CD268E7536B82F
SHA256:	889D79E7E004891E2A887C3A11D37DDD7E9028D53BB33622AE12685776181068
SSDEEP:	12:5jDadqyLS9zTbKLoPaTAu8IqMIadg5Htab:9vlTbavTAu8Iz2Y

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:
Network geolocation:: off
Additional time used:: 240 seconds
MITM proxy:: off
Privacy:: Public submission
Fakenet option:: off
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
- Unusual execution from MS Office
  - WINWORD.EXE (PID: 6884)
SUSPICIOUS
- Generic archive extractor
  - WinRAR.exe (PID: 6280)
- Reads security settings of Internet Explorer
  - WinRAR.exe (PID: 6280)
INFO
- Reads Microsoft Office registry keys
  - WinRAR.exe (PID: 6280)
  - DWWIN.EXE (PID: 5988)
- Creates files in the program directory
  - DWWIN.EXE (PID: 5988)
- Checks proxy server information
  - DWWIN.EXE (PID: 5988)
- Reads the software policy settings
  - DWWIN.EXE (PID: 5988)

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

.zip	\|	ZIP compressed archive (100)

EXIF

ZIP

ZipRequiredVersion:	20
ZipBitFlag:	0x0001
ZipCompression:	Deflated
ZipModifyDate:	2025:01:20 21:22:02
ZipCRC:	0x6ba75e5c
ZipCompressedSize:	134
ZipUncompressedSize:	221
ZipFileName:	mail.rtf

No data.

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All screenshots are available in the full report

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Total processes

135

Monitored processes

Malicious processes

Suspicious processes

Behavior graph

Click at the process to see the details

Process information

PID	CMD	Path	Indicators	Parent process
5988	C:\WINDOWS\system32\dwwin.exe -x -s 3872	C:\Windows\System32\DWWIN.EXE		WINWORD.EXE
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Error Reporting Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800)
6280	"C:\Program Files\WinRAR\WinRAR.exe" C:\Users\admin\AppData\Local\Temp\attachment.zip	C:\Program Files\WinRAR\WinRAR.exe	—	explorer.exe
User: admin Company: Alexander Roshal Integrity Level: MEDIUM Description: WinRAR archiver Version: 5.91.0
6884	"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\admin\AppData\Local\Temp\Rar$DIb6280.19090\mail.rtf" /o ""	C:\Program Files\Microsoft Office\root\Office16\WINWORD.EXE		WinRAR.exe
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft Word Exit code: 4 Version: 16.0.16026.20146

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Total events

Read events

Write events

Delete events

Modification events

No data

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Executable files

Suspicious files

Text files

Unknown types

Dropped files

PID	Process	Filename		Type
5988	DWWIN.EXE	C:\ProgramData\Microsoft\Windows\WER\ReportArchive\AppCrash_WINWORD.EXE_32afa92cd6dc5a41387953d68edafb73db78ecf_00000000_707cbbc2-c9a0-4bb1-9ad5-1dc52453628d\Report.wer		—
		MD5:—	SHA256:—
5988	DWWIN.EXE	C:\ProgramData\Microsoft\Windows\WER\Temp\WER8D8E.tmp.xml		xml
		MD5:43B94D9381E8F6CFAA9401DFC42BF1E6	SHA256:379581E4E0001B6AB9C446991F86A535AA18AF4813667199B56CB065DAA0A5DB
5988	DWWIN.EXE	C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\37C951188967C8EB88D99893D9D191FE		binary
		MD5:FA84E4BCC92AA5DB735AB50711040CDE	SHA256:6D7205E794FDE4219A62D9692ECDDF612663A5CF20399E79BE87B851FCA4CA33
6884	WINWORD.EXE	C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\E2C6CBAF0AF08CF203BA74BF0D0AB6D5_363582827213C09529A76F35FB615187		binary
		MD5:8FD39C4AC3967909ACDEE363BDBE2130	SHA256:DC0D556B7C2F7DF79F134CBB34CD5C200A4EF2A19BCE1FBA13BB7FA247A80C01
5988	DWWIN.EXE	C:\ProgramData\Microsoft\Windows\WER\Temp\WER8D5F.tmp.WERInternalMetadata.xml		binary
		MD5:04D1B7435F2DB16016657A83DDB44177	SHA256:5891EE8BCD6E60E6D1F318931C4EA3467F45195A90859B50BD2EFD4B1DF86547
6884	WINWORD.EXE	C:\Users\admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotm		binary
		MD5:53F7AAE068F915A02D2021CACBE8BAB0	SHA256:26C61183FC8F94A3633048384DE13E67946BBA65692EF7E15BB2C7396624C2D1
5988	DWWIN.EXE	C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\37C951188967C8EB88D99893D9D191FE		binary
		MD5:22C31E4B31ECF07B52449D7171CCE77E	SHA256:FD490DEA582CDE784206A64B80AB03189BA640C05E0639BD08F4A76B81A059CB
6884	WINWORD.EXE	C:\Users\admin\AppData\Local\Microsoft\Windows\INetCache\Content.Word\~WRF{B036D650-5636-453F-8FD1-8324EE84474E}.tmp		binary
		MD5:F0F6B7F3DA41ABFC89C0F14CCEF8596B	SHA256:F67B5C9B653FC0EBF5A2C2D297F9621A25C49A1E477CCA4F043778920D97FFA6
6884	WINWORD.EXE	C:\Users\admin\AppData\Local\Microsoft\Office\16.0\AddInClassifierCache\OfficeSharedEntities.bin		text
		MD5:CC90D669144261B198DEAD45AA266572	SHA256:89C701EEFF939A44F28921FD85365ECD87041935DCD0FE0BAF04957DA12C9899
5988	DWWIN.EXE	C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\21253908F3CB05D51B1C2DA8B681A785		binary
		MD5:B95627DAB7E9B2FAE9436C00A1308B07	SHA256:C6AE89C922AA4925615B8DFE05973B4E6CB5FD10E55D4624CFFE7B7E0E9B7625

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

DNS requests

Threats

HTTP requests

PID	Process	Method	HTTP Code	IP	URL	CN	Type	Size	Reputation
1176	svchost.exe	GET	200	184.30.131.245:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D	unknown	—	—	whitelisted
3508	svchost.exe	GET	200	23.48.23.156:80	http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl	unknown	—	—	whitelisted
3508	svchost.exe	GET	200	184.30.21.171:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl	unknown	—	—	whitelisted
6884	WINWORD.EXE	GET	200	184.30.131.245:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAUZZSZEml49Gjh0j13P68w%3D	unknown	—	—	whitelisted
5988	DWWIN.EXE	GET	200	23.48.23.156:80	http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl	unknown	—	—	whitelisted
5988	DWWIN.EXE	GET	200	184.30.21.171:80	http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl	unknown	—	—	whitelisted
6480	backgroundTaskHost.exe	GET	200	184.30.131.245:80	http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAUZZSZEml49Gjh0j13P68w%3D	unknown	—	—	whitelisted
3884	SIHClient.exe	GET	200	184.30.21.171:80	http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl	unknown	—	—	whitelisted
3884	SIHClient.exe	GET	200	184.30.21.171:80	http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl	unknown	—	—	whitelisted

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

Connections

PID	Process	IP	Domain	ASN	CN	Reputation
3416	RUXIMICS.exe	40.127.240.158:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
4	System	192.168.100.255:137	—	—	—	whitelisted
4712	MoUsoCoreWorker.exe	40.127.240.158:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
3508	svchost.exe	40.127.240.158:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
4	System	192.168.100.255:138	—	—	—	whitelisted
1176	svchost.exe	40.126.32.138:443	login.live.com	MICROSOFT-CORP-MSN-AS-BLOCK	NL	whitelisted
1176	svchost.exe	184.30.131.245:80	ocsp.digicert.com	AKAMAI-AS	US	whitelisted
1076	svchost.exe	2.19.106.8:443	go.microsoft.com	AKAMAI-AS	DE	whitelisted
3508	svchost.exe	51.104.136.2:443	settings-win.data.microsoft.com	MICROSOFT-CORP-MSN-AS-BLOCK	IE	whitelisted
3508	svchost.exe	23.48.23.156:80	crl.microsoft.com	Akamai International B.V.	DE	whitelisted

DNS requests

Domain	IP	Reputation
login.live.com	40.126.32.138 40.126.32.74 20.190.160.128 20.190.160.131 20.190.160.2 20.190.160.130 20.190.160.22 20.190.160.67	whitelisted
ocsp.digicert.com	184.30.131.245	whitelisted
go.microsoft.com	2.19.106.8	whitelisted
settings-win.data.microsoft.com	51.104.136.2 40.127.240.158	whitelisted
crl.microsoft.com	23.48.23.156 23.48.23.147 23.48.23.167 23.48.23.166 23.48.23.143 23.48.23.194 23.48.23.177 23.48.23.145	whitelisted
www.microsoft.com	184.30.21.171	whitelisted
officeclient.microsoft.com	52.109.32.97	whitelisted
ecs.office.com	52.123.128.14 52.123.129.14	whitelisted
roaming.officeapps.live.com	52.109.32.7	whitelisted
omex.cdn.office.net	23.48.23.43 23.48.23.11 23.48.23.6 23.48.23.52 23.48.23.18 23.48.23.30 23.48.23.45 23.48.23.29 23.48.23.25	whitelisted

Threats

No threats detected

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No debug info

General Info

attachment.zip

E0DD5DB184384CB5A9B1762906DB0C95

55F99C69399134EE39C7CE9E30CD268E7536B82F

889D79E7E004891E2A887C3A11D37DDD7E9028D53BB33622AE12685776181068

12:5jDadqyLS9zTbKLoPaTAu8IqMIadg5Htab:9vlTbavTAu8Iz2Y

Software environment set and analysis options

Launch configuration

Software preset

Hotfixes

Behavior activities

MALICIOUS

Unusual execution from MS Office

SUSPICIOUS

Generic archive extractor

Reads security settings of Internet Explorer

INFO

Reads Microsoft Office registry keys

Creates files in the program directory

Checks proxy server information

Reads the software policy settings

Malware configuration

Static information

TRiD

EXIF

ZIP

Video and screenshots

Processes

Behavior graph

Specs description

Process information

Information

Information

Information

Registry activity

Modification events

Files activity

Dropped files

Network activity

HTTP requests

Connections

DNS requests

Threats

Debug output strings