URL:

http://crt.usertrust.com/USERTrustRSAAddTrustCA.crt

Full analysis: https://app.any.run/tasks/bfbfbb81-482e-4c79-8a71-33c5f74a59fd
Verdict: Malicious activity
Analysis date: May 09, 2019, 15:54:30
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

E85E6DBAADE9530F22319E296BBE094E

SHA1:

A7F4BAD7062C91392A6E104BC39B04F030907B5B

SHA256:

CC76C911E625D310893AA98ECB5079DD5E695D0C9592BCE2FA2BEA143714CF93

SSDEEP:

3:N1KdXKX6hQWRDkBHXDkXR:CnRDkhIB

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

    • Changes settings of System certificates

      • rundll32.exe (PID: 2620)

  • SUSPICIOUS

    • Uses RUNDLL32.EXE to load library

      • iexplore.exe (PID: 1560)

    • Adds / modifies Windows certificates

      • rundll32.exe (PID: 2620)

  • INFO

    • Reads Internet Cache Settings

      • iexplore.exe (PID: 3572)
      • iexplore.exe (PID: 1560)

    • Changes internet zones settings

      • iexplore.exe (PID: 1560)

    • Reads settings of System Certificates

      • iexplore.exe (PID: 1560)

    • Adds / modifies Windows certificates

      • iexplore.exe (PID: 1560)

    • Changes settings of System certificates

      • iexplore.exe (PID: 1560)

    • Application launched itself

      • iexplore.exe (PID: 1560)

    • Creates files in the user directory

      • iexplore.exe (PID: 3572)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
35
Monitored processes
3
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start iexplore.exe iexplore.exe rundll32.exe

Process information

PID
CMD
Path
Indicators
Parent process
1560"C:\Program Files\Internet Explorer\iexplore.exe" -nohomeC:\Program Files\Internet Explorer\iexplore.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Internet Explorer
Exit code:
1
Version:
8.00.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\internet explorer\iexplore.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\user32.dll
c:\windows\system32\gdi32.dll
2620"C:\Windows\system32\rundll32.exe" cryptext.dll,CryptExtOpenCER C:\Users\admin\Downloads\USERTrustRSAAddTrustCA.cerC:\Windows\system32\rundll32.exe
iexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.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\imagehlp.dll
3572"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:1560 CREDAT:71937C:\Program Files\Internet Explorer\iexplore.exe
iexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Internet Explorer
Exit code:
0
Version:
8.00.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\program files\internet explorer\iexplore.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\gdi32.dll
c:\windows\system32\lpk.dll
Total events
927
Read events
804
Write events
115
Delete events
8

Modification events

(PID) Process:(1560) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(1560) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(1560) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
(PID) Process:(1560) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones
Operation:writeName:SecuritySafe
Value:
1
(PID) Process:(1560) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(1560) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
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
(PID) Process:(1560) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Recovery\Active
Operation:writeName:{C6C58085-7272-11E9-A09E-5254004A04AF}
Value:
0
(PID) Process:(1560) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:writeName:Type
Value:
4
(PID) Process:(1560) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:writeName:Count
Value:
1
(PID) Process:(1560) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Ext\Stats\{2670000A-7350-4F3C-8081-5663EE0C6C49}\iexplore
Operation:writeName:Time
Value:
E3070500040009000F0036003300E000
Executable files
0
Suspicious files
3
Text files
10
Unknown types
7

Dropped files

PID
Process
Filename
Type
1560iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\H6QNMHE9\favicon[1].ico —
MD5:—
SHA256:—
1560iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico —
MD5:—
SHA256:—
1560iexplore.exeC:\Users\admin\AppData\Local\Temp\~DFBA43A5EB2DB65775.TMP —
MD5:—
SHA256:—
1560iexplore.exeC:\Users\admin\AppData\Local\Temp\~DF64DCB29BB16CD191.TMP —
MD5:—
SHA256:—
1560iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\RecoveryStore.{C6C58085-7272-11E9-A09E-5254004A04AF}.dat —
MD5:—
SHA256:—
2620rundll32.exeC:\Users\admin\AppData\Local\Temp\CabC791.tmp —
MD5:—
SHA256:—
2620rundll32.exeC:\Users\admin\AppData\Local\Temp\TarC792.tmp —
MD5:—
SHA256:—
3572iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\index.datdat
MD5:—
SHA256:—
3572iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\TP2UPJ8F\USERTrustRSAAddTrustCA[1].cerder
MD5:—
SHA256:—
1560iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\{C6C58086-7272-11E9-A09E-5254004A04AF}.datbinary
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
3
TCP/UDP connections
3
DNS requests
3
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3572
iexplore.exe
GET
200
91.199.212.52:80
http://crt.usertrust.com/USERTrustRSAAddTrustCA.crt
GB
der
1.37 Kb
whitelisted
2620
rundll32.exe
GET
200
151.139.128.14:80
http://ocsp.usertrust.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBR8sWZUnKvbRO5iJhat9GV793rVlAQUrb2YejS0Jvf6xCZU7wO94CTLVBoCEBPqKHBb9OztDDZjCYBhQzY%3D
US
der
471 b
whitelisted
1560
iexplore.exe
GET
200
204.79.197.200:80
http://www.bing.com/favicon.ico
US
image
237 b
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
1560
iexplore.exe
204.79.197.200:80
www.bing.com
Microsoft Corporation
US
whitelisted
3572
iexplore.exe
91.199.212.52:80
crt.usertrust.com
Comodo CA Ltd
GB
suspicious
2620
rundll32.exe
151.139.128.14:80
ocsp.usertrust.com
Highwinds Network Group, Inc.
US
suspicious

DNS requests

Domain
IP
Reputation
www.bing.com
  • 204.79.197.200
  • 13.107.21.200
whitelisted
crt.usertrust.com
  • 91.199.212.52
whitelisted
ocsp.usertrust.com
  • 151.139.128.14
whitelisted

Threats

No threats detected
No debug info
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Reports
http://crt.usertrust.com/USERTrustRSAAddTrustCA.crt