URL:

https://app.letsdefend.io/download/downloadfile/50459310eded4c520ab5c9e3626a9300.zip/

Full analysis: https://app.any.run/tasks/b79efeeb-5b5d-48c2-a0bb-713c8b35e43c
Verdict: Malicious activity
Analysis date: December 05, 2022, 16:58:13
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

02123829E5CD785EC569F9396C65294F

SHA1:

3F3427F03A10D6A2F7E5301FC327AA2744C5C668

SHA256:

78D5BFAF3FA6293781ECDB7B6460CAF98550C866E3C0282EF3B105FA57186240

SSDEEP:

3:N8aiwBADA14n4XJtIAHJW3EXuzGXhShfMgn:2aF2DA68vxJW3bGxOTn

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

    No malicious indicators.
  • SUSPICIOUS

    No suspicious indicators.
  • INFO

    • Application launched itself

      • iexplore.exe (PID: 1872)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
35
Monitored processes
2
Malicious processes
0
Suspicious processes
0

Behavior graph

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

Process information

PID
CMD
Path
Indicators
Parent process
1872"C:\Program Files\Internet Explorer\iexplore.exe" "https://app.letsdefend.io/download/downloadfile/50459310eded4c520ab5c9e3626a9300.zip/"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\iertutil.dll
3128"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:1872 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\iertutil.dll
Total events
12 997
Read events
12 888
Write events
109
Delete events
0

Modification events

(PID) Process:(1872) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPDaysSinceLastAutoMigration
Value:
1
(PID) Process:(1872) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchLowDateTime
Value:
(PID) Process:(1872) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchHighDateTime
Value:
31000778
(PID) Process:(1872) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateLowDateTime
Value:
(PID) Process:(1872) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateHighDateTime
Value:
31000778
(PID) Process:(1872) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(1872) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(1872) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
(PID) Process:(1872) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(1872) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
Executable files
0
Suspicious files
17
Text files
19
Unknown types
12

Dropped files

PID
Process
Filename
Type
3128iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157compressed
MD5:F7DCB24540769805E5BB30D193944DCE
SHA256:6B88C6AC55BBD6FEA0EBE5A760D1AD2CFCE251C59D0151A1400701CB927E36EA
3128iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157binary
MD5:EABCE0E4297544E9200BD21C864AE996
SHA256:47983CDA60A8038D2D76633277A091E0CC365C8BBBFE502721812F933A42A552
3128iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\77EC63BDA74BD0D0E0426DC8F8008506compressed
MD5:FC4666CBCA561E864E7FDF883A9E6661
SHA256:10F3DEB6C452D749A7451B5D065F4C0449737E5EE8A44F4D15844B503141E65B
3128iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\0632D4BD13CD16A1964B60B19DCF1CC3der
MD5:53ED5941C8EFFC7CB43E08E8E6AB62EF
SHA256:4F768592D434C44FE21FE8793F8C2FAEC65FE1CCA9DE7308DDC1D803E71B67AC
3128iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751binary
MD5:859AE0459089E1E055884C64C122B48B
SHA256:E2ADC6F35B5F3DE2911A0E211728E09A2AB1C3D45C8BF3776983673CFA8152C7
3128iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751der
MD5:EC8FF3B1DED0246437B1472C69DD1811
SHA256:E634C2D1ED20E0638C95597ADF4C9D392EBAB932D3353F18AF1E4421F4BB9CAB
3128iexplore.exeC:\Users\admin\AppData\Local\Temp\Low\Cab1935.tmpcompressed
MD5:FC4666CBCA561E864E7FDF883A9E6661
SHA256:10F3DEB6C452D749A7451B5D065F4C0449737E5EE8A44F4D15844B503141E65B
3128iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\1B1495DD322A24490E2BF2FAABAE1C61der
MD5:BF034518C3427206CC85465DC2E296E5
SHA256:E5DA797DF9533A2FCAE7A6AA79F2B9872C8F227DD1C901C91014C7A9FA82FF7E
3128iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506binary
MD5:141D95A1368A6195ED6E18C880A9D667
SHA256:E3D01B49B3218F18D53932E47E7A2D8003D4716CC05B047ADB2D8240612D0E26
3128iexplore.exeC:\Users\admin\AppData\Local\Temp\Low\Tar1936.tmpcat
MD5:73B4B714B42FC9A6AAEFD0AE59ADB009
SHA256:C0CF8CC04C34B5B80A2D86AD0EAFB2DD71436F070C86B0321FBA0201879625FD
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
14
TCP/UDP connections
60
DNS requests
20
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3128
iexplore.exe
GET
200
93.184.221.240:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?879097356f0bc050
US
compressed
4.70 Kb
whitelisted
3128
iexplore.exe
GET
200
93.184.221.240:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab?9b926f665869bdff
US
compressed
61.4 Kb
whitelisted
3128
iexplore.exe
GET
200
23.45.105.185:80
http://x1.c.lencr.org/
NL
der
717 b
whitelisted
3128
iexplore.exe
GET
200
23.45.105.185:80
http://x2.c.lencr.org/
NL
der
300 b
whitelisted
3128
iexplore.exe
GET
200
2.16.107.32:80
http://e1.o.lencr.org/MFMwUTBPME0wSzAJBgUrDgMCGgUABBTvkAFw3ViPKmUeIVEf3NC7b1ErqwQUWvPtK%2Fw2wjd5uVIw6lRvz1XLLqwCEgTh%2BRh1vqfplATjPaTLQikenw%3D%3D
unknown
der
346 b
whitelisted
3128
iexplore.exe
GET
200
2.16.107.32:80
http://e1.o.lencr.org/MFMwUTBPME0wSzAJBgUrDgMCGgUABBTvkAFw3ViPKmUeIVEf3NC7b1ErqwQUWvPtK%2Fw2wjd5uVIw6lRvz1XLLqwCEgT%2B%2BZUHOWhxB7vOiDA9723XpQ%3D%3D
unknown
der
346 b
whitelisted
1872
iexplore.exe
GET
200
93.184.221.240:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?2b08ee4537341a61
US
compressed
4.70 Kb
whitelisted
1872
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA%2BnRyLFPYjID1ie%2Bx%2BdSjo%3D
US
der
1.47 Kb
whitelisted
3128
iexplore.exe
GET
200
2.16.107.113:80
http://r3.o.lencr.org/MFMwUTBPME0wSzAJBgUrDgMCGgUABBRI2smg%2ByvTLU%2Fw3mjS9We3NfmzxAQUFC6zF7dYVsuuUAlA5h%2BvnYsUwsYCEgMXdAAcNsy95LXErJsXF45aZg%3D%3D
unknown
der
503 b
shared
1872
iexplore.exe
GET
200
93.184.220.29:80
http://crl3.digicert.com/Omniroot2025.crl
US
der
7.78 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
3128
iexplore.exe
172.67.72.235:443
CLOUDFLARENET
US
unknown
3128
iexplore.exe
93.184.221.240:80
ctldl.windowsupdate.com
EDGECAST
GB
whitelisted
3128
iexplore.exe
2.16.107.32:80
e1.o.lencr.org
Akamai International B.V.
DE
suspicious
1872
iexplore.exe
93.184.220.29:80
ocsp.digicert.com
EDGECAST
GB
whitelisted
1872
iexplore.exe
13.107.22.200:443
www.bing.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted
3128
iexplore.exe
23.45.105.185:80
x1.c.lencr.org
AKAMAI-AS
DE
unknown
1872
iexplore.exe
93.184.221.240:80
ctldl.windowsupdate.com
EDGECAST
GB
whitelisted
3128
iexplore.exe
142.250.181.234:443
fonts.googleapis.com
GOOGLE
US
whitelisted
3128
iexplore.exe
2.16.107.113:80
e1.o.lencr.org
Akamai International B.V.
DE
malicious
3128
iexplore.exe
142.250.185.104:443
www.googletagmanager.com
GOOGLE
US
suspicious

DNS requests

Domain
IP
Reputation
ctldl.windowsupdate.com
  • 93.184.221.240
whitelisted
api.bing.com
  • 13.107.5.80
whitelisted
www.bing.com
  • 131.253.33.200
  • 13.107.22.200
whitelisted
x1.c.lencr.org
  • 23.45.105.185
whitelisted
x2.c.lencr.org
  • 23.45.105.185
whitelisted
e1.o.lencr.org
  • 2.16.107.32
  • 2.16.107.96
  • 2.16.107.43
  • 2.16.107.8
  • 2.16.107.99
  • 2.16.107.98
  • 2.16.107.97
  • 2.16.107.113
  • 2.16.107.115
whitelisted
ocsp.digicert.com
  • 93.184.220.29
whitelisted
fonts.googleapis.com
  • 142.250.181.234
whitelisted
www.googletagmanager.com
  • 142.250.185.104
whitelisted
cdn.wpcc.io
  • 104.21.19.124
  • 172.67.186.42
whitelisted

Threats

No threats detected
No debug info