URL:

https://www.xpdfreader.com/download.html

Full analysis: https://app.any.run/tasks/97ebd42e-2273-4c91-baf8-0019829aac52
Verdict: Malicious activity
Analysis date: July 19, 2022, 21:33:18
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

48804B3EEA419E9BBBF1D6222F946477

SHA1:

784940D0C7DB30BB7E7D2E08FC88F512406E9CE6

SHA256:

A969F9FBDFAC0625FDEF8780391D515596FC376DC8F212E3762D4D6AB2FB297E

SSDEEP:

3:N8DSLNQbGKMKQ:2OLuGNKQ

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

    • Drops executable file immediately after starts

      • iexplore.exe (PID: 2524)
      • iexplore.exe (PID: 2848)
      • XpdfReader-win64-4.04.exe (PID: 2896)

    • Loads dropped or rewritten executable

      • XpdfReader-win64-4.04.exe (PID: 2896)

    • Application was dropped or rewritten from another process

      • XpdfReader-win64-4.04.exe (PID: 2260)
      • XpdfReader-win64-4.04.exe (PID: 2896)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • iexplore.exe (PID: 2524)
      • iexplore.exe (PID: 2848)
      • XpdfReader-win64-4.04.exe (PID: 2896)

    • Reads Microsoft Outlook installation path

      • iexplore.exe (PID: 2848)

    • Drops a file with a compile date too recent

      • iexplore.exe (PID: 2524)
      • iexplore.exe (PID: 2848)
      • XpdfReader-win64-4.04.exe (PID: 2896)

    • Checks supported languages

      • XpdfReader-win64-4.04.exe (PID: 2896)

    • Creates a directory in Program Files

      • XpdfReader-win64-4.04.exe (PID: 2896)

    • Reads the computer name

      • XpdfReader-win64-4.04.exe (PID: 2896)

    • Creates a software uninstall entry

      • XpdfReader-win64-4.04.exe (PID: 2896)

    • Changes default file association

      • XpdfReader-win64-4.04.exe (PID: 2896)

    • Creates files in the user directory

      • XpdfReader-win64-4.04.exe (PID: 2896)

    • Creates files in the program directory

      • XpdfReader-win64-4.04.exe (PID: 2896)

  • INFO

    • Reads the computer name

      • iexplore.exe (PID: 2524)
      • iexplore.exe (PID: 2848)

    • Checks supported languages

      • iexplore.exe (PID: 2848)
      • iexplore.exe (PID: 2524)

    • Reads settings of System Certificates

      • iexplore.exe (PID: 2524)
      • iexplore.exe (PID: 2848)

    • Checks Windows Trust Settings

      • iexplore.exe (PID: 2524)
      • iexplore.exe (PID: 2848)

    • Modifies the phishing filter of IE

      • iexplore.exe (PID: 2524)

    • Changes internet zones settings

      • iexplore.exe (PID: 2524)

    • Changes settings of System certificates

      • iexplore.exe (PID: 2524)

    • Application launched itself

      • iexplore.exe (PID: 2524)

    • Adds / modifies Windows certificates

      • iexplore.exe (PID: 2524)

    • Reads internet explorer settings

      • iexplore.exe (PID: 2848)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
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All screenshots are available in the full report
All screenshots are available in the full report
Total processes
42
Monitored processes
4
Malicious processes
2
Suspicious processes
1

Behavior graph

Click at the process to see the details
start iexplore.exe iexplore.exe xpdfreader-win64-4.04.exe no specs xpdfreader-win64-4.04.exe

Process information

PID
CMD
Path
Indicators
Parent process
2524"C:\Program Files\Internet Explorer\iexplore.exe" "https://www.xpdfreader.com/download.html"C:\Program Files\Internet Explorer\iexplore.exe
Explorer.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Internet Explorer
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
2848"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2524 CREDAT:267521 /prefetch:2C:\Program Files\Internet Explorer\iexplore.exe
iexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
LOW
Description:
Internet Explorer
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
2260"C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\6Z2BCOUL\XpdfReader-win64-4.04.exe" C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\6Z2BCOUL\XpdfReader-win64-4.04.exe—iexplore.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
Modules
Images
c:\windows\system32\ntdll.dll
c:\users\admin\appdata\local\microsoft\windows\temporary internet files\content.ie5\6z2bcoul\xpdfreader-win64-4.04.exe
2896"C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\6Z2BCOUL\XpdfReader-win64-4.04.exe" C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\6Z2BCOUL\XpdfReader-win64-4.04.exe
iexplore.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\microsoft\windows\temporary internet files\content.ie5\6z2bcoul\xpdfreader-win64-4.04.exe
c:\windows\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\shell32.dll
Total events
18 667
Read events
18 524
Write events
139
Delete events
4

Modification events

(PID) Process:(2524) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPDaysSinceLastAutoMigration
Value:
1
(PID) Process:(2524) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchLowDateTime
Value:
736469920
(PID) Process:(2524) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchHighDateTime
Value:
30972855
(PID) Process:(2524) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateLowDateTime
Value:
(PID) Process:(2524) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateHighDateTime
Value:
30972855
(PID) Process:(2524) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(2524) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(2524) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
(PID) Process:(2524) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(2524) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
Executable files
21
Suspicious files
13
Text files
17
Unknown types
12

Dropped files

PID
Process
Filename
Type
2848iexplore.exeC:\Users\admin\AppData\Local\Temp\Low\TarA7F2.tmpcat
MD5:7EE994C83F2744D702CBA18693ED1758
SHA256:5DB917AB6DC8A42A43617850DFBE2C7F26A7F810B229B349E9DD2A2D615671D2
2848iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\77EC63BDA74BD0D0E0426DC8F8008506compressed
MD5:589C442FC7A0C70DCA927115A700D41E
SHA256:2E5CB72E9EB43BAAFB6C6BFCC573AAC92F49A8064C483F9D378A9E8E781A526A
2848iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\DY534W2X\download[1].htmhtml
MD5:B40F1270B291078D528E9CA0E41A5E28
SHA256:E56FC9B1F9A51AB3A3AD289BC8FE4A6777705BA44FD8AB298E3033E9E69A8142
2848iexplore.exeC:\Users\admin\AppData\Local\Temp\Low\CabA7EF.tmpcompressed
MD5:589C442FC7A0C70DCA927115A700D41E
SHA256:2E5CB72E9EB43BAAFB6C6BFCC573AAC92F49A8064C483F9D378A9E8E781A526A
2524iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\6BADA8974A10C4BD62CC921D13E43B18_711ED44619924BA6DC33E69F97E7FF63der
MD5:F93DE04C95F6DBB0FFC600B15E34C567
SHA256:5801D4196E2D955FA1596581C0439C46D195EC76028CD3595C5105B8F5EF24B5
2848iexplore.exeC:\Users\admin\AppData\Local\Temp\Low\TarA7F0.tmpcat
MD5:7EE994C83F2744D702CBA18693ED1758
SHA256:5DB917AB6DC8A42A43617850DFBE2C7F26A7F810B229B349E9DD2A2D615671D2
2848iexplore.exeC:\Users\admin\AppData\Local\Temp\Low\CabA7F1.tmpcompressed
MD5:589C442FC7A0C70DCA927115A700D41E
SHA256:2E5CB72E9EB43BAAFB6C6BFCC573AAC92F49A8064C483F9D378A9E8E781A526A
2848iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\ACF244F1A10D4DBED0D88EBA0C43A9B5_BA1AB6C2BDFDF57799E8116E4002D001der
MD5:9EE05A5E94853BB6741991EACF01D74F
SHA256:6A4B0B0EB03DCDCC8B5CC5A777ADE8A8FCBFF13997C393FD740B534E3ABACBDB
2848iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\ACF244F1A10D4DBED0D88EBA0C43A9B5_BA1AB6C2BDFDF57799E8116E4002D001binary
MD5:EA19D3FEF6A3E6E36B864F234B0C8F0C
SHA256:6C02A0D7E1C382952CF997192800EDB627656D66CFF7BED27FEF43485411182A
2524iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\6BADA8974A10C4BD62CC921D13E43B18_711ED44619924BA6DC33E69F97E7FF63binary
MD5:23FFA6575A9FF91CB0BB60BC4E6A93A4
SHA256:D55FEE3C7CBE77AF72E1D9B911512EC5E8AE5FB1ADAF61941892AD5257E20495
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
9
TCP/UDP connections
23
DNS requests
12
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2848
iexplore.exe
GET
200
92.123.224.235:80
http://r3.o.lencr.org/MFMwUTBPME0wSzAJBgUrDgMCGgUABBRI2smg%2ByvTLU%2Fw3mjS9We3NfmzxAQUFC6zF7dYVsuuUAlA5h%2BvnYsUwsYCEgOd5a1Z38bLVmR5pk%2Blh7r37A%3D%3D
unknown
der
503 b
shared
2848
iexplore.exe
GET
200
178.79.242.128:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab?f5d8f581e3615bf7
DE
compressed
60.2 Kb
whitelisted
2524
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8Ull8gIGmZT9XHrHiJQeI%3D
US
der
1.47 Kb
whitelisted
2848
iexplore.exe
GET
200
104.18.20.226:80
http://ocsp.globalsign.com/rootr1/MEwwSjBIMEYwRDAJBgUrDgMCGgUABBS3V7W2nAf4FiMTjpDJKg6%2BMgGqMQQUYHtmGkUNl8qJUC99BM00qP%2F8%2FUsCCwQAAAAAAURO8DYx
US
der
1.41 Kb
whitelisted
2848
iexplore.exe
GET
200
104.89.32.83:80
http://x1.c.lencr.org/
NL
der
717 b
whitelisted
2848
iexplore.exe
GET
200
178.79.242.128:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?32edac4da7d4199e
DE
compressed
4.70 Kb
whitelisted
2848
iexplore.exe
GET
200
178.79.242.128:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?e33e3a008e2393e0
DE
compressed
4.70 Kb
whitelisted
2848
iexplore.exe
GET
200
178.79.242.128:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab?1a188e1ed67cc462
DE
compressed
60.2 Kb
whitelisted
2524
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
US
der
471 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
2848
iexplore.exe
104.18.20.226:80
ocsp.globalsign.com
Cloudflare Inc
US
shared
2524
iexplore.exe
204.79.197.200:443
www.bing.com
Microsoft Corporation
US
whitelisted
2524
iexplore.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
2848
iexplore.exe
45.79.72.155:443
dl.xpdfreader.com
Linode, LLC
US
unknown
2848
iexplore.exe
178.79.242.128:80
ctldl.windowsupdate.com
Limelight Networks, Inc.
DE
malicious
2848
iexplore.exe
104.89.32.83:80
x1.c.lencr.org
Akamai Technologies, Inc.
NL
suspicious
2848
iexplore.exe
92.123.224.235:80
r3.o.lencr.org
Akamai International B.V.
—
unknown
2848
iexplore.exe
135.180.178.139:443
www.xpdfreader.com
Sonoma Interconnect
US
unknown
2524
iexplore.exe
135.180.178.139:443
www.xpdfreader.com
Sonoma Interconnect
US
unknown
2524
iexplore.exe
152.199.19.161:443
r20swj13mr.microsoft.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted

DNS requests

Domain
IP
Reputation
www.xpdfreader.com
  • 135.180.178.139
unknown
api.bing.com
  • 13.107.5.80
whitelisted
www.bing.com
  • 204.79.197.200
  • 13.107.21.200
whitelisted
ctldl.windowsupdate.com
  • 178.79.242.128
  • 95.140.236.0
whitelisted
ocsp.globalsign.com
  • 104.18.20.226
  • 104.18.21.226
whitelisted
ocsp.digicert.com
  • 93.184.220.29
whitelisted
dl.xpdfreader.com
  • 45.79.72.155
unknown
x1.c.lencr.org
  • 104.89.32.83
whitelisted
r3.o.lencr.org
  • 92.123.224.235
  • 92.123.224.240
shared
r20swj13mr.microsoft.com
  • 152.199.19.161
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
https://www.xpdfreader.com/download.html