URL:

http://crl.comodoca.com/AAACertificateServices.crl

Full analysis: https://app.any.run/tasks/6ae67722-992c-4eff-87a4-42b335ce6e48
Verdict: Malicious activity
Analysis date: June 10, 2020, 08:10:43
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

CFC61491DC17136D2396033A73FA7D3E

SHA1:

DBC41F0FC01631666926E272D68FC57E510FA233

SHA256:

28F4F7E37186BB8C836030C5E10CFB119E2245605EF811862C461CCBA23CAD45

SSDEEP:

3:N1KdX8WGLGKIFmA6DMGEByjs:CWLK8TZjs

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

    • Actions looks like stealing of personal data

      • DllHost.exe (PID: 3340)

  • SUSPICIOUS

    • Uses RUNDLL32.EXE to load library

      • iexplore.exe (PID: 2244)

    • Executed via COM

      • DllHost.exe (PID: 3340)

  • INFO

    • Application launched itself

      • iexplore.exe (PID: 2244)

    • Reads Internet Cache Settings

      • iexplore.exe (PID: 2244)
      • iexplore.exe (PID: 1700)

    • Changes internet zones settings

      • iexplore.exe (PID: 2244)

    • Modifies the phishing filter of IE

      • iexplore.exe (PID: 2244)

    • Reads settings of System Certificates

      • iexplore.exe (PID: 2244)

    • Adds / modifies Windows certificates

      • iexplore.exe (PID: 2244)

    • Changes settings of System certificates

      • iexplore.exe (PID: 2244)
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
36
Monitored processes
4
Malicious processes
0
Suspicious processes
1

Behavior graph

Click at the process to see the details
start iexplore.exe iexplore.exe rundll32.exe no specs PhotoViewer.dll

Process information

PID
CMD
Path
Indicators
Parent process
560"C:\Windows\system32\rundll32.exe" cryptext.dll,CryptExtOpenCRL C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\AAACertificateServices.crlC:\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\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\imagehlp.dll
1700"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2244 CREDAT:267521 /prefetch:2C:\Program Files\Internet Explorer\iexplore.exe
iexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Internet Explorer
Exit code:
0
Version:
11.00.9600.16428 (winblue_gdr.131013-1700)
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\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\api-ms-win-downlevel-advapi32-l1-1-0.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\iertutil.dll
2244"C:\Program Files\Internet Explorer\iexplore.exe" http://crl.comodoca.com/AAACertificateServices.crlC:\Program Files\Internet Explorer\iexplore.exe
explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Internet Explorer
Exit code:
1
Version:
11.00.9600.16428 (winblue_gdr.131013-1700)
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\msvcrt.dll
c:\windows\system32\api-ms-win-downlevel-advapi32-l1-1-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\iertutil.dll
3340C:\Windows\system32\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}C:\Windows\system32\DllHost.exe
svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
COM Surrogate
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\dllhost.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ole32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
Total events
7 586
Read events
1 377
Write events
4 147
Delete events
2 062

Modification events

(PID) Process:(2244) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateLowDateTime
Value:
3197992634
(PID) Process:(2244) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateHighDateTime
Value:
30818046
(PID) Process:(2244) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(2244) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(2244) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
(PID) Process:(2244) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(2244) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(2244) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
46000000A1000000010000000000000000000000000000000000000000000000C0E333BBEAB1D301000000000000000000000000020000001700000000000000FE800000000000007D6CB050D9C573F70B000000000000006D00330032005C004D00530049004D004700330032002E0064006C000100000004AA400014AA4000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000C0A8016400000000000000000000000000000000000000000800000000000000805D3F00983740000008000002000000000000600000002060040000B8A94000020000008802000060040000B8A9400004000000F8010000B284000088B64000B84B400043003A000000000000000000000000000000000000000000
(PID) Process:(2244) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2244) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
Executable files
0
Suspicious files
3
Text files
2
Unknown types
3

Dropped files

PID
Process
Filename
Type
2244iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico —
MD5:—
SHA256:—
1700iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\AAACertificateServices.crl.sjsj1b0.partial —
MD5:—
SHA256:—
2244iexplore.exeC:\Users\admin\AppData\Local\Temp\~DF7E18F41FA7F486AB.TMP —
MD5:—
SHA256:—
2244iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\AAACertificateServices.crl.sjsj1b0.partial:Zone.Identifier —
MD5:—
SHA256:—
2244iexplore.exeC:\Users\admin\AppData\Local\Temp\~DF992107F2595708B0.TMP —
MD5:—
SHA256:—
2244iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\RecoveryStore.{EA52F26B-AAF1-11EA-A3B5-5254004A04AF}.dat —
MD5:—
SHA256:—
2244iexplore.exeC:\Users\admin\AppData\Local\Temp\Cab2C61.tmp —
MD5:—
SHA256:—
2244iexplore.exeC:\Users\admin\AppData\Local\Temp\Tar2C72.tmp —
MD5:—
SHA256:—
2244iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\6BADA8974A10C4BD62CC921D13E43B18_D9817BD5013875AD517DA73475345203der
MD5:—
SHA256:—
2244iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\6BADA8974A10C4BD62CC921D13E43B18_D9817BD5013875AD517DA73475345203binary
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
5
TCP/UDP connections
11
DNS requests
9
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1700
iexplore.exe
GET
200
151.139.128.14:80
http://crl.comodoca.com/AAACertificateServices.crl
US
der
506 b
whitelisted
2244
iexplore.exe
GET
200
204.79.197.200:80
http://www.bing.com/favicon.ico
US
image
237 b
whitelisted
2244
iexplore.exe
GET
—
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8sEMlbBsCTf7jUSfg%2BhWk%3D
US
—
—
whitelisted
2244
iexplore.exe
GET
—
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8sEMlbBsCTf7jUSfg%2BhWk%3D
US
—
—
whitelisted
2244
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8sEMlbBsCTf7jUSfg%2BhWk%3D
US
der
1.47 Kb
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
1700
iexplore.exe
151.139.128.14:80
crl.comodoca.com
Highwinds Network Group, Inc.
US
suspicious
2244
iexplore.exe
204.79.197.200:80
www.bing.com
Microsoft Corporation
US
whitelisted
2244
iexplore.exe
13.107.21.200:80
www.bing.com
Microsoft Corporation
US
whitelisted
2244
iexplore.exe
152.199.19.161:443
r20swj13mr.microsoft.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
2244
iexplore.exe
72.21.81.200:443
iecvlist.microsoft.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
2244
iexplore.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted

DNS requests

Domain
IP
Reputation
crl.comodoca.com
  • 151.139.128.14
whitelisted
api.bing.com
  • 13.107.5.80
whitelisted
www.bing.com
  • 204.79.197.200
  • 13.107.21.200
whitelisted
iecvlist.microsoft.com
  • 72.21.81.200
whitelisted
r20swj13mr.microsoft.com
  • 152.199.19.161
whitelisted
ocsp.digicert.com
  • 93.184.220.29
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
http://crl.comodoca.com/AAACertificateServices.crl