URL:

https://download2021.pdf-suite.com/download.ashx?productcode=pdfsuite$params=uid=1016736&mkey1=pdfsuite.de%2fpdf%2ftrial&cmp=pdfs_fre_b_de_s_a_trial&key1=pdfcreator&key2=pdfcreator0x0fcrpa170614&partner=ppc_free_pdfsuite&keyb=e_pdf%20create$dwld=download2

Full analysis: https://app.any.run/tasks/d60caca9-4abc-4c55-ad85-905be16c7e53
Verdict: Malicious activity
Analysis date: January 14, 2022, 19:17:58
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

09A09F8BF07B4FD659DA0F61490D5EEA

SHA1:

F65B7406D9AB10BD353E62E15693CAD2F715B764

SHA256:

4015F602DB0BAE9DEAE0AAE7B5249FF42BA554A13215B8BC13641E58E215B7A2

SSDEEP:

6:2SWsiKKnnGKf0pYVdJU4JA1D+9fC9YucaQ5qE9ATLwISqon:2tsbKG7pYlUJEo98Gfon

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

    • Application was dropped or rewritten from another process

      • PDFSuite2021Installer.exe (PID: 3760)
      • PDFSuite2021Installer.exe (PID: 2836)
      • PDFSuite2021Installer.exe (PID: 1956)
    • Registers / Runs the DLL via REGSVR32.EXE

      • PDFSuite2021Installer.exe (PID: 2836)
    • Loads dropped or rewritten executable

      • PDFSuite2021Installer.exe (PID: 2836)
      • regsvr32.exe (PID: 344)
      • DllHost.exe (PID: 3432)
    • Changes settings of System certificates

      • PDFSuite2021Installer.exe (PID: 2836)
  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • iexplore.exe (PID: 2220)
      • iexplore.exe (PID: 3844)
      • PDFSuite2021Installer.exe (PID: 2836)
    • Drops a file with a compile date too recent

      • iexplore.exe (PID: 2220)
      • iexplore.exe (PID: 3844)
      • PDFSuite2021Installer.exe (PID: 2836)
    • Reads Microsoft Outlook installation path

      • iexplore.exe (PID: 2220)
    • Reads the computer name

      • PDFSuite2021Installer.exe (PID: 2836)
      • PDFSuite2021Installer.exe (PID: 1956)
    • Checks supported languages

      • PDFSuite2021Installer.exe (PID: 2836)
      • PDFSuite2021Installer.exe (PID: 1956)
    • Creates files in the program directory

      • PDFSuite2021Installer.exe (PID: 2836)
      • PDFSuite2021Installer.exe (PID: 1956)
    • Drops a file that was compiled in debug mode

      • PDFSuite2021Installer.exe (PID: 2836)
    • Creates/Modifies COM task schedule object

      • regsvr32.exe (PID: 344)
    • Executed via COM

      • DllHost.exe (PID: 3432)
    • Executed as Windows Service

      • msiexec.exe (PID: 484)
      • vssvc.exe (PID: 412)
    • Adds / modifies Windows certificates

      • PDFSuite2021Installer.exe (PID: 2836)
    • Starts itself from another location

      • PDFSuite2021Installer.exe (PID: 2836)
    • Searches for installed software

      • msiexec.exe (PID: 484)
  • INFO

    • Changes internet zones settings

      • iexplore.exe (PID: 3844)
    • Checks supported languages

      • iexplore.exe (PID: 2220)
      • iexplore.exe (PID: 3844)
      • regsvr32.exe (PID: 344)
      • msiexec.exe (PID: 484)
      • DllHost.exe (PID: 3432)
      • vssvc.exe (PID: 412)
    • Checks Windows Trust Settings

      • iexplore.exe (PID: 3844)
      • iexplore.exe (PID: 2220)
      • PDFSuite2021Installer.exe (PID: 2836)
    • Reads the computer name

      • iexplore.exe (PID: 3844)
      • iexplore.exe (PID: 2220)
      • DllHost.exe (PID: 3432)
      • msiexec.exe (PID: 484)
      • vssvc.exe (PID: 412)
    • Application launched itself

      • iexplore.exe (PID: 3844)
    • Reads settings of System Certificates

      • iexplore.exe (PID: 2220)
      • iexplore.exe (PID: 3844)
      • PDFSuite2021Installer.exe (PID: 2836)
    • Modifies the phishing filter of IE

      • iexplore.exe (PID: 3844)
    • Reads the date of Windows installation

      • iexplore.exe (PID: 3844)
    • Changes settings of System certificates

      • iexplore.exe (PID: 3844)
    • Adds / modifies Windows certificates

      • iexplore.exe (PID: 3844)
    • Creates files in the user directory

      • iexplore.exe (PID: 3844)
    • Dropped object may contain Bitcoin addresses

      • iexplore.exe (PID: 3844)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
49
Monitored processes
9
Malicious processes
3
Suspicious processes
1

Behavior graph

Click at the process to see the details
drop and start drop and start start drop and start iexplore.exe iexplore.exe pdfsuite2021installer.exe no specs pdfsuite2021installer.exe regsvr32.exe no specs server no specs msiexec.exe no specs pdfsuite2021installer.exe no specs vssvc.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
344regsvr32.exe /s "C:\ProgramData\PDF Suite 2021\Installation\analytics.dll"C:\Windows\system32\regsvr32.exePDFSuite2021Installer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Microsoft(C) Register Server
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\regsvr32.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\user32.dll
c:\windows\system32\gdi32.dll
412C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exeservices.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Microsoft� Volume Shadow Copy Service
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\vssvc.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\user32.dll
c:\windows\system32\gdi32.dll
484C:\Windows\system32\msiexec.exe /VC:\Windows\system32\msiexec.exeservices.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Windows� installer
Exit code:
0
Version:
5.0.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\msiexec.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\user32.dll
c:\windows\system32\gdi32.dll
1956"C:\ProgramData\PDF Suite 2021\Installation\PDFSuite2021Installer.exe" /RegServerC:\ProgramData\PDF Suite 2021\Installation\PDFSuite2021Installer.exePDFSuite2021Installer.exe
User:
admin
Company:
Interactive Brands Malta Limited
Integrity Level:
HIGH
Description:
PDF Suite 2021 Installer
Exit code:
0
Version:
19.0.14.1822
Modules
Images
c:\programdata\pdf suite 2021\installation\pdfsuite2021installer.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\usp10.dll
2220"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:3844 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:\windows\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\api-ms-win-downlevel-version-l1-1-0.dll
2836"C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\PDFSuite2021Installer.exe" C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\PDFSuite2021Installer.exe
iexplore.exe
User:
admin
Company:
Interactive Brands Malta Limited
Integrity Level:
HIGH
Description:
PDF Suite 2021 Installer
Exit code:
0
Version:
19.0.14.1822
Modules
Images
c:\users\admin\appdata\local\microsoft\windows\temporary internet files\content.ie5\b6qgx7lp\pdfsuite2021installer.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\api-ms-win-core-synch-l1-2-0.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
3432C:\Windows\system32\DllHost.exe /Processid:{D1FCB007-1CBD-4583-B33C-26A50B98E80E}C:\Windows\system32\DllHost.exesvchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
COM Surrogate
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\dllhost.exe
c:\windows\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
3760"C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\PDFSuite2021Installer.exe" C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\PDFSuite2021Installer.exeiexplore.exe
User:
admin
Company:
Interactive Brands Malta Limited
Integrity Level:
MEDIUM
Description:
PDF Suite 2021 Installer
Exit code:
3221226540
Version:
19.0.14.1822
Modules
Images
c:\windows\system32\ntdll.dll
c:\users\admin\appdata\local\microsoft\windows\temporary internet files\content.ie5\b6qgx7lp\pdfsuite2021installer.exe
3844"C:\Program Files\Internet Explorer\iexplore.exe" "https://download2021.pdf-suite.com/download.ashx?productcode=pdfsuite$params=uid=1016736&mkey1=pdfsuite.de%2fpdf%2ftrial&cmp=pdfs_fre_b_de_s_a_trial&key1=pdfcreator&key2=pdfcreator0x0fcrpa170614&partner=ppc_free_pdfsuite&keyb=e_pdf%20create$dwld=download2"C:\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:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\api-ms-win-downlevel-advapi32-l1-1-0.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\api-ms-win-downlevel-version-l1-1-0.dll
Total events
21 182
Read events
20 591
Write events
545
Delete events
46

Modification events

(PID) Process:(3844) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPDaysSinceLastAutoMigration
Value:
1
(PID) Process:(3844) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchLowDateTime
Value:
(PID) Process:(3844) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchHighDateTime
Value:
30935419
(PID) Process:(3844) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateLowDateTime
Value:
(PID) Process:(3844) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateHighDateTime
Value:
30935419
(PID) Process:(3844) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(3844) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(3844) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
(PID) Process:(3844) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(3844) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
Executable files
5
Suspicious files
12
Text files
20
Unknown types
7

Dropped files

PID
Process
Filename
Type
3844iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\6BADA8974A10C4BD62CC921D13E43B18_711ED44619924BA6DC33E69F97E7FF63binary
MD5:
SHA256:
3844iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776der
MD5:
SHA256:
2220iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\4344B8AF97AF3A423D9EE52899963CDE_805A2C65AF6343BC740ECDC920C8458Fder
MD5:
SHA256:
3844iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776binary
MD5:
SHA256:
3844iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\6BADA8974A10C4BD62CC921D13E43B18_711ED44619924BA6DC33E69F97E7FF63der
MD5:
SHA256:
2220iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\DY534W2X\PDFSuite2021Installer[1].exeexecutable
MD5:
SHA256:
2220iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\4344B8AF97AF3A423D9EE52899963CDE_805A2C65AF6343BC740ECDC920C8458Fbinary
MD5:
SHA256:
2220iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157compressed
MD5:F7DCB24540769805E5BB30D193944DCE
SHA256:6B88C6AC55BBD6FEA0EBE5A760D1AD2CFCE251C59D0151A1400701CB927E36EA
3844iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\{B05956A3-756E-11EC-9D0A-12A9866C77DE}.datbinary
MD5:
SHA256:
3844iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.icoimage
MD5:DA597791BE3B6E732F0BC8B20E38EE62
SHA256:5B2C34B3C4E8DD898B664DBA6C3786E2FF9869EFF55D673AA48361F11325ED07
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
10
TCP/UDP connections
39
DNS requests
17
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2836
PDFSuite2021Installer.exe
HEAD
302
198.72.111.246:80
http://download2021.pdf-suite.com/x86/module/main
CA
unknown
GET
302
198.72.111.246:80
http://download2021.pdf-suite.com/x86/module/ocr-tess
CA
unknown
2836
PDFSuite2021Installer.exe
GET
302
198.72.111.246:80
http://download2021.pdf-suite.com/x86/module/main
CA
unknown
2220
iexplore.exe
GET
200
93.184.220.29:80
http://status.geotrust.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBR3enuod9bxDxzpICGW%2B2sabjf17QQUkFj%2FsJx1qFFUd7Ht8qNDFjiebMUCEAFy93Wimy7VAhfxkcq1ll8%3D
US
der
471 b
whitelisted
3844
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
US
der
471 b
whitelisted
2220
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAVG%2Fhgj9%2BGUHaOfzhTEYXM%3D
US
der
471 b
whitelisted
2220
iexplore.exe
GET
200
93.184.221.240:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?6e90717c7b6cc509
US
compressed
4.70 Kb
whitelisted
2836
PDFSuite2021Installer.exe
HEAD
302
198.72.111.246:80
http://download2021.pdf-suite.com/x86/module/ocr-tess
CA
unknown
3844
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEA177el9ggmWelJjG4vdGL0%3D
US
der
471 b
whitelisted
3844
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8Ull8gIGmZT9XHrHiJQeI%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
2220
iexplore.exe
198.72.111.246:443
download2021.pdf-suite.com
iWeb Technologies Inc.
CA
unknown
2220
iexplore.exe
93.184.221.240:80
ctldl.windowsupdate.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
3844
iexplore.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
3844
iexplore.exe
152.199.19.161:443
iecvlist.microsoft.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
2836
PDFSuite2021Installer.exe
64.15.159.239:443
api-updateservice.pdf-suite.com
iWeb Technologies Inc.
CA
suspicious
2836
PDFSuite2021Installer.exe
198.72.111.246:80
download2021.pdf-suite.com
iWeb Technologies Inc.
CA
unknown
2836
PDFSuite2021Installer.exe
198.72.111.246:443
download2021.pdf-suite.com
iWeb Technologies Inc.
CA
unknown
2836
PDFSuite2021Installer.exe
89.187.169.39:443
cdnmsi.pdf-suite.com
CZ
suspicious
3844
iexplore.exe
13.92.246.37:443
query.prod.cms.msn.com
Microsoft Corporation
US
whitelisted
3844
iexplore.exe
104.111.242.51:443
go.microsoft.com
Akamai International B.V.
NL
unknown

DNS requests

Domain
IP
Reputation
download2021.pdf-suite.com
  • 198.72.111.246
unknown
ctldl.windowsupdate.com
  • 93.184.221.240
whitelisted
ocsp.digicert.com
  • 93.184.220.29
whitelisted
api.bing.com
  • 13.107.13.80
whitelisted
www.bing.com
  • 204.79.197.200
  • 13.107.21.200
whitelisted
status.geotrust.com
  • 93.184.220.29
whitelisted
iecvlist.microsoft.com
  • 152.199.19.161
whitelisted
r20swj13mr.microsoft.com
  • 152.199.19.161
whitelisted
api-updateservice.pdf-suite.com
  • 64.15.159.239
unknown
wsgeoip.pdf-suite.com
  • 64.15.159.239
unknown

Threats

No threats detected
No debug info