File name:

Utils.dll

Full analysis: https://app.any.run/tasks/24f34ceb-42f8-4514-b0c8-dbdd9a766c7e
Verdict: Malicious activity
Analysis date: December 09, 2024, 14:06:47
OS: Windows 10 Professional (build: 19045, 64 bit)
Indicators:
MIME: application/vnd.microsoft.portable-executable
File info: PE32+ executable (DLL) (GUI) x86-64, for MS Windows, 8 sections
MD5:

130517610744404955344A6D3D82DB27

SHA1:

2F374A6651BBA443C478A49A622A10E1EC6579A1

SHA256:

47A9DE8F0678FAAB11C1150588277C18FE8A43ADA3ECBBA315DD002EC30C9082

SSDEEP:

49152:cc5TGR2H0NlApphaOYz5nSm3aDjpNkSli6A/hzt5PAUW27uE4g/dn/V1THs22Amg:cc5yA1mXSli9h5P5HL2Y

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.
  • MALICIOUS

    • Loads dropped or rewritten executable

      • rundll32.exe (PID: 6388)
      • MusNotificationUx.exe (PID: 6332)
      • backgroundTaskHost.exe (PID: 6476)
      • svchost.exe (PID: 6632)
      • RuntimeBroker.exe (PID: 6940)
      • lsass.exe (PID: 760)
      • backgroundTaskHost.exe (PID: 6468)
      • svchost.exe (PID: 3976)
      • svchost.exe (PID: 1176)
      • WaaSMedicAgent.exe (PID: 6764)
      • MusNotifyIcon.exe (PID: 6840)
      • SIHClient.exe (PID: 6184)
      • conhost.exe (PID: 6772)
      • svchost.exe (PID: 2360)
      • WmiPrvSE.exe (PID: 3544)
      • sppsvc.exe (PID: 6092)
      • svchost.exe (PID: 5780)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • rundll32.exe (PID: 6388)
    • The process creates files with name similar to system file names

      • rundll32.exe (PID: 6388)
    • The process drops C-runtime libraries

      • rundll32.exe (PID: 6388)
  • INFO

    • Creates files in the program directory

      • MusNotificationUx.exe (PID: 6332)
      • svchost.exe (PID: 6632)
    • Reads the time zone

      • MusNotificationUx.exe (PID: 6332)
      • MusNotifyIcon.exe (PID: 6840)
    • Reads security settings of Internet Explorer

      • backgroundTaskHost.exe (PID: 6468)
      • RuntimeBroker.exe (PID: 6940)
      • backgroundTaskHost.exe (PID: 6476)
    • Checks proxy server information

      • backgroundTaskHost.exe (PID: 6468)
    • Reads the software policy settings

      • WaaSMedicAgent.exe (PID: 6764)
      • lsass.exe (PID: 760)
      • backgroundTaskHost.exe (PID: 6476)
    • Loads dropped or rewritten executable

      • firefox.exe (PID: 1476)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | InstallShield setup (57.6)
.exe | Win64 Executable (generic) (36.9)
.exe | Generic Win/DOS Executable (2.6)
.exe | DOS Executable Generic (2.6)

EXIF

EXE

MachineType: AMD AMD64
TimeStamp: 2024:12:09 03:10:23+00:00
ImageFileCharacteristics: Executable, Large address aware, DLL
PEType: PE32+
LinkerVersion: 14.16
CodeSize: 1137152
InitializedDataSize: 762368
UninitializedDataSize: 320000
EntryPoint: 0x6b7bc
OSVersion: 6
ImageVersion: -
SubsystemVersion: 6
Subsystem: Windows GUI
FileVersionNumber: 1.0.0.0
ProductVersionNumber: 1.0.0.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Dynamic link library
FileSubtype: -
LanguageCode: Neutral
CharacterSet: Unicode
CompanyName: Utils
FileDescription: Utils
FileVersion: 1.0.0.0
InternalName: Utils.dll
LegalCopyright:
OriginalFileName: Utils.dll
ProductName: Utils
ProductVersion: 1.0.0
AssemblyVersion: 1.0.0.0
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
126
Monitored processes
18
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start rundll32.exe backgroundtaskhost.exe svchost.exe no specs waasmedicagent.exe no specs conhost.exe no specs musnotificationux.exe no specs runtimebroker.exe no specs firefox.exe no specs lsass.exe no specs svchost.exe svchost.exe no specs backgroundtaskhost.exe no specs svchost.exe no specs musnotifyicon.exe no specs sihclient.exe wmiprvse.exe no specs sppsvc.exe no specs svchost.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
760C:\WINDOWS\system32\lsass.exeC:\Windows\System32\lsass.exewininit.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Local Security Authority Process
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\lsass.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\lsasrv.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\sspicli.dll
c:\windows\system32\sechost.dll
1176C:\WINDOWS\system32\svchost.exe -k netsvcs -p -s wlidsvcC:\Windows\System32\svchost.exe
services.exe
User:
SYSTEM
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
1476"C:\Program Files\Mozilla Firefox\firefox.exe" --backgroundtask defaultagent do-task 308046B0AF4A39CBC:\Program Files\Mozilla Firefox\firefox.exefirefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
3
Version:
123.0
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ucrtbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\msvcp140.dll
c:\windows\system32\vcruntime140.dll
2360C:\WINDOWS\system32\svchost.exe -k netsvcs -p -s WpnServiceC:\Windows\System32\svchost.exeservices.exe
User:
SYSTEM
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
3544C:\WINDOWS\system32\wbem\wmiprvse.exe -secured -EmbeddingC:\Windows\System32\wbem\WmiPrvSE.exesvchost.exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
WMI Provider Host
Exit code:
0
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\wbem\wmiprvse.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\wbemcomn.dll
c:\windows\system32\ncobjapi.dll
c:\windows\system32\wbem\fastprox.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
3976C:\WINDOWS\system32\svchost.exe -k netsvcs -p -s UsoSvcC:\Windows\System32\svchost.exeservices.exe
User:
SYSTEM
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
5780C:\WINDOWS\system32\svchost.exe -k wusvcs -p -s WaaSMedicSvcC:\Windows\System32\svchost.exeservices.exe
User:
SYSTEM
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\ucrtbase.dll
c:\windows\system32\bcrypt.dll
c:\windows\system32\combase.dll
c:\windows\system32\kernel.appcore.dll
6092C:\WINDOWS\system32\sppsvc.exeC:\Windows\System32\sppsvc.exeservices.exe
User:
NETWORK SERVICE
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Microsoft Software Protection Platform Service
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\clbcatq.dll
c:\windows\system32\taskschd.dll
c:\windows\system32\sspicli.dll
6184C:\WINDOWS\System32\sihclient.exe /cv LfLsW1nqCEikRPA4v04pHA.0.2C:\Windows\System32\SIHClient.exe
upfc.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
SIH Client
Exit code:
2379777
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\sihclient.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\combase.dll
6332%systemroot%\system32\MusNotificationUx.exe ClearActiveNotificationsC:\Windows\System32\MusNotificationUx.exeMusNotification.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
MusNotificationUx.exe
Exit code:
0
Version:
10.0.19041.3693 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\bcryptprimitives.dll
c:\windows\system32\musnotificationux.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\shcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
Total events
16 157
Read events
16 001
Write events
137
Delete events
19

Modification events

(PID) Process:(1176) svchost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\IdentityCRL\ClockData
Operation:writeName:ClockTimeSeconds
Value:
81F9566700000000
(PID) Process:(1176) svchost.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\IdentityCRL\ClockData
Operation:writeName:TickCount
Value:
7D66130000000000
(PID) Process:(1176) svchost.exeKey:HKEY_USERS\.DEFAULT\Software\Microsoft\IdentityCRL\DeviceIdentities\production\S-1-5-18\02ysqcmrhhybziza
Operation:writeName:AppIdList
Value:
(PID) Process:(6468) backgroundTaskHost.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\SearchSettings
Operation:writeName:SafeSearchMode
Value:
1
(PID) Process:(6468) backgroundTaskHost.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Search\Flighting
Operation:writeName:CachedFeatureString
Value:
(PID) Process:(6468) backgroundTaskHost.exeKey:\REGISTRY\A\{ee080948-b2ea-145a-6870-f9164b908eb9}\LocalState
Operation:writeName:BINGIDENTITY_PROP_USEREMAIL
Value:
00004BD1769B434ADB01
(PID) Process:(6468) backgroundTaskHost.exeKey:\REGISTRY\A\{ee080948-b2ea-145a-6870-f9164b908eb9}\LocalState
Operation:writeName:BINGIDENTITY_PROP_ACCOUNTTYPETEXT
Value:
0000FC34799B434ADB01
(PID) Process:(6468) backgroundTaskHost.exeKey:\REGISTRY\A\{ee080948-b2ea-145a-6870-f9164b908eb9}\LocalState
Operation:writeName:BINGIDENTITY_PROP_ACCOUNTTYPE
Value:
0000FC34799B434ADB01
(PID) Process:(6468) backgroundTaskHost.exeKey:\REGISTRY\A\{ee080948-b2ea-145a-6870-f9164b908eb9}\LocalState
Operation:writeName:BINGIDENTITY_PROP_ACCOUNTTYPE
Value:
4E006F006E0065000000FC34799B434ADB01
(PID) Process:(1176) svchost.exeKey:HKEY_USERS\.DEFAULT\Software\Microsoft\IdentityCRL\DeviceIdentities\production\S-1-5-18\02ysqcmrhhybziza
Operation:writeName:Reason
Value:
Executable files
2 024
Suspicious files
6
Text files
4
Unknown types
11

Dropped files

PID
Process
Filename
Type
6388rundll32.exeC:\Users\admin\SystemRootDoc\69fe178f-26e7-43a9-aa7d-2b616b672dde_eventlogservice.dllexecutable
MD5:AA22ACA4AF887A2C3859F19B037D044C
SHA256:F1A674EF9154775BF524C41D3364C867FEBA50162791DCA851597147D92D172D
6388rundll32.exeC:\Users\admin\SystemRootDoc\aadauthhelper.dllexecutable
MD5:E9715628B4E316BA1FF5B722E583A833
SHA256:AA7BCB2C7C659B6F743B588BF215DB675A63B4F3D920BF2D3B5117FF4A53050E
6388rundll32.exeC:\Users\admin\SystemRootDoc\AboveLockAppHost.dllexecutable
MD5:C01B2511EED7D69AF427235AD9563F0A
SHA256:372B982C688601A34B4FA1CA1083750EB9249231AC334BA4678340BB4B8B8655
6388rundll32.exeC:\Users\admin\SystemRootDoc\aadjcsp.dllexecutable
MD5:7BA21AA6AF1926FD531B397D49025272
SHA256:129672E7AD4BB342EEFAF38E7BBCE8852B0179DC2D1B13119CFBB4C622974B7E
6388rundll32.exeC:\Users\admin\SystemRootDoc\AarSvc.dllexecutable
MD5:B95F718CAE97DF4993D7552325A21B7A
SHA256:B81B6A02F09E43B28E0C92576D008CC6634FC82487A20F9F46B6E65D92F37AA6
6388rundll32.exeC:\Users\admin\SystemRootDoc\aadcloudap.dllexecutable
MD5:56B567EF3ECA8BAA5D9DDFE5B95198F6
SHA256:F38FE32DC690A432A0796F057D99AAF690E1F5BB87D50895C7F4E82F05BA89C4
6388rundll32.exeC:\Users\admin\SystemRootDoc\aadWamExtension.dllexecutable
MD5:8640FE9C8E53B3F61BC95E90A8A94DB9
SHA256:CBACF0036CA378CE98702AF87AF0F5D56A1319BF00CB0706397B06FB70E3C721
6388rundll32.exeC:\Users\admin\SystemRootDoc\aadtb.dllexecutable
MD5:20E0C67E71ED8D71A6F111A86F9A4686
SHA256:1201A0F9D5FDC7A523F533F19F7D19AE4EF602D631120E3B7BB8EFF9C8910B8C
6388rundll32.exeC:\Users\admin\SystemRootDoc\AboutSettingsHandlers.dllexecutable
MD5:2BBCBB5D3A4506155CA068A1233F2E2F
SHA256:89DCF7A25290AA62ADEE71D3166034E19182866A24A7C3581EF1712A0DE8C1A8
6388rundll32.exeC:\Users\admin\SystemRootDoc\accountaccessor.dllexecutable
MD5:65E03E2FD6E5E613089CDF403D88430B
SHA256:E29CBEF04D96976529154B7D5000A722B0F9F4AE3D756F84E7BFE587863F8637
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
9
TCP/UDP connections
33
DNS requests
18
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
6184
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
6476
backgroundTaskHost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D
unknown
whitelisted
4712
MoUsoCoreWorker.exe
GET
200
184.24.77.22:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
whitelisted
2164
svchost.exe
GET
200
184.24.77.22:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
whitelisted
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D
unknown
whitelisted
1176
svchost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
whitelisted
4712
MoUsoCoreWorker.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
whitelisted
6184
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
2164
svchost.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.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
4
System
192.168.100.255:137
whitelisted
51.124.78.146:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
5064
SearchApp.exe
104.126.37.178:443
www.bing.com
Akamai International B.V.
DE
whitelisted
4712
MoUsoCoreWorker.exe
184.24.77.22:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
2164
svchost.exe
184.24.77.22:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
192.229.221.95:80
ocsp.digicert.com
EDGECAST
US
whitelisted
4712
MoUsoCoreWorker.exe
184.30.21.171:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
2164
svchost.exe
184.30.21.171:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
192.168.100.255:138
whitelisted
23.213.166.81:443
go.microsoft.com
AKAMAI-AS
DE
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 51.124.78.146
  • 40.127.240.158
whitelisted
www.bing.com
  • 104.126.37.178
  • 104.126.37.171
  • 104.126.37.161
  • 104.126.37.176
  • 104.126.37.170
  • 104.126.37.162
  • 104.126.37.185
  • 104.126.37.160
  • 104.126.37.177
whitelisted
crl.microsoft.com
  • 184.24.77.22
  • 184.24.77.13
  • 184.24.77.34
  • 184.24.77.6
  • 184.24.77.19
  • 184.24.77.40
  • 184.24.77.41
  • 184.24.77.10
  • 184.24.77.24
whitelisted
google.com
  • 142.250.185.142
whitelisted
www.microsoft.com
  • 184.30.21.171
whitelisted
ocsp.digicert.com
  • 192.229.221.95
whitelisted
go.microsoft.com
  • 23.213.166.81
whitelisted
login.live.com
  • 40.126.32.140
  • 40.126.32.74
  • 40.126.32.134
  • 20.190.160.22
  • 20.190.160.20
  • 20.190.160.17
  • 40.126.32.76
  • 40.126.32.68
whitelisted
slscr.update.microsoft.com
  • 20.12.23.50
whitelisted
arc.msn.com
  • 20.103.156.88
whitelisted

Threats

No threats detected
No debug info