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URL:

http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?650ea4e2435a0abc

Full analysis: https://app.any.run/tasks/8ef83573-bf01-439d-9c83-489b2489e2a1
Verdict: Malicious activity
Analysis date: November 30, 2020, 05:22:30
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

07BE4B3AB7365DDDCF6853BDB352A2A4

SHA1:

3AF72FCF2CD807DDBE0434751799DE34137ECC44

SHA256:

F991383C98E1C299562C64AC596AF90009DFF25AEAFA70D44F47B6EFCC01E530

SSDEEP:

3:N1KdRJ/PLr4E4eJkACA5GKRRk9oGVvL1RAXvG:CF/PL8+0xLbA/G

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: 2664)
      • rundll32.exe (PID: 3744)

  • SUSPICIOUS

    • Uses RUNDLL32.EXE to load library

      • WinRAR.exe (PID: 1088)

    • Adds / modifies Windows certificates

      • rundll32.exe (PID: 2664)
      • rundll32.exe (PID: 3744)

  • INFO

    • Reads settings of System Certificates

      • rundll32.exe (PID: 3744)

    • Manual execution by user

      • explorer.exe (PID: 3676)
      • rundll32.exe (PID: 3744)
      • WinRAR.exe (PID: 1928)

    • Reads the hosts file

      • chrome.exe (PID: 2612)
      • chrome.exe (PID: 2368)

    • Application launched itself

      • chrome.exe (PID: 2612)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
52
Monitored processes
15
Malicious processes
1
Suspicious processes
3

Behavior graph

Click at the process to see the details
start chrome.exe chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe chrome.exe no specs chrome.exe no specs chrome.exe no specs winrar.exe no specs rundll32.exe no specs chrome.exe no specs explorer.exe no specs winrar.exe no specs chrome.exe no specs rundll32.exe

Process information

PID
CMD
Path
Indicators
Parent process
2612"C:\Program Files\Google\Chrome\Application\chrome.exe" --disk-cache-dir=null --disk-cache-size=1 --media-cache-size=1 --disable-gpu-shader-disk-cache --disable-background-networking "http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?650ea4e2435a0abc"C:\Program Files\Google\Chrome\Application\chrome.exe
explorer.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Version:
75.0.3770.100
3268"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win32 --annotation=prod=Chrome --annotation=ver=75.0.3770.100 --initial-client-data=0x7c,0x80,0x84,0x78,0x88,0x6e9da9d0,0x6e9da9e0,0x6e9da9ecC:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Version:
75.0.3770.100
2204"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=watcher --main-thread-id=2648 --on-initialized-event-handle=316 --parent-handle=320 /prefetch:6C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Version:
75.0.3770.100
1744"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1052,9394619957915541966,13037831704789810236,131072 --enable-features=PasswordImport --gpu-preferences=KAAAAAAAAADgACAgAQAAAAAAAAAAAGAAAAAAAAAAAAAIAAAAAAAAACgAAAAEAAAAIAAAAAAAAAAoAAAAAAAAADAAAAAAAAAAOAAAAAAAAAAQAAAAAAAAAAAAAAAFAAAAEAAAAAAAAAAAAAAABgAAABAAAAAAAAAAAQAAAAUAAAAQAAAAAAAAAAEAAAAGAAAA --service-request-channel-token=8103906537906512960 --mojo-platform-channel-handle=1076 --ignored=" --type=renderer " /prefetch:2C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Version:
75.0.3770.100
2368"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1052,9394619957915541966,13037831704789810236,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=network --service-request-channel-token=14977196752343086176 --mojo-platform-channel-handle=1484 /prefetch:8C:\Program Files\Google\Chrome\Application\chrome.exe
chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Version:
75.0.3770.100
800"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1052,9394619957915541966,13037831704789810236,131072 --enable-features=PasswordImport --lang=en-US --enable-offline-auto-reload --enable-offline-auto-reload-visible-only --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --service-request-channel-token=14399466716905194786 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2160 /prefetch:1C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Version:
75.0.3770.100
2916"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1052,9394619957915541966,13037831704789810236,131072 --enable-features=PasswordImport --lang=en-US --enable-offline-auto-reload --enable-offline-auto-reload-visible-only --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --service-request-channel-token=16080078397920945833 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2164 /prefetch:1C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Version:
75.0.3770.100
2348"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1052,9394619957915541966,13037831704789810236,131072 --enable-features=PasswordImport --lang=en-US --extension-process --enable-offline-auto-reload --enable-offline-auto-reload-visible-only --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --service-request-channel-token=6844352737319154760 --renderer-client-id=4 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2360 /prefetch:1C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
LOW
Description:
Google Chrome
Exit code:
0
Version:
75.0.3770.100
1088"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\Downloads\disallowedcertstl.cab"C:\Program Files\WinRAR\WinRAR.exe—chrome.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.60.0
2664"C:\Windows\system32\rundll32.exe" cryptext.dll,CryptExtOpenCTL C:\Users\admin\AppData\Local\Temp\Rar$DIa1088.10708\disallowedcert.stlC:\Windows\system32\rundll32.exe—WinRAR.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)
Total events
1 531
Read events
1 419
Write events
0
Delete events
0

Modification events

No data
Executable files
0
Suspicious files
12
Text files
66
Unknown types
5

Dropped files

PID
Process
Filename
Type
2612chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\BrowserMetrics\BrowserMetrics-5FC481A6-A34.pma —
MD5:—
SHA256:—
2612chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\92909f03-7ea6-4afa-b5ac-b57460986876.tmp —
MD5:—
SHA256:—
2612chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\data_reduction_proxy_leveldb\000048.dbtmp —
MD5:—
SHA256:—
2612chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Session Storage\LOG.old —
MD5:—
SHA256:—
2612chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\LOG.old~RF15ab4d.TMPtext
MD5:D4322EEBAC92D1B8F7A6F5E39F6264B7
SHA256:A3EEDF21B850DCC7CE5AE04395ECDD2D29DA4EA549C8A185DD9E8B552A87B8C2
2612chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\BudgetDatabase\LOG.old~RF15abab.TMPtext
MD5:67F45CAA18C889645F50CD6216C81E65
SHA256:33ED82CDDDFFD55A5059C147C6CD20F66C6712314F890A39576D3C10914D0029
2612chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\LOG.oldtext
MD5:C2DDBA63E4A2BD2E39A8B6C2C6384AAE
SHA256:6D5C1C78341C6F84911055D970ADDB0EC3499F8BF7FADE062122A22209CE67D9
2612chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Feature Engagement Tracker\EventDB\LOG.old~RF15abe9.TMPtext
MD5:1C97B70A4BAD7C026F79467C7D496AFA
SHA256:C5A02E4984DE3F30DADFC0A89A93F45418C06653C3962EAA94C93909E51D272D
2612chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\LOG.oldtext
MD5:D4322EEBAC92D1B8F7A6F5E39F6264B7
SHA256:A3EEDF21B850DCC7CE5AE04395ECDD2D29DA4EA549C8A185DD9E8B552A87B8C2
2612chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\data_reduction_proxy_leveldb\CURRENTtext
MD5:74D4DB05A4D3E7263E8AE314DEDD8DF1
SHA256:67BF9950E818713E054268D40BED61A22D324385CE98E89DDF406A405B870802
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
10
DNS requests
6
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3744
rundll32.exe
GET
200
2.16.186.120:80
http://crl.microsoft.com/pki/crl/products/MicCerLisCA2011_2011-03-29.crl
unknown
der
817 b
whitelisted
3744
rundll32.exe
GET
200
2.16.186.120:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut_2010-06-23.crl
unknown
der
824 b
whitelisted
3744
rundll32.exe
GET
200
104.79.89.142:80
http://www.microsoft.com/pki/certs/MicCerLisCA2011_2011-03-29.crt
US
der
1.77 Kb
whitelisted
2368
chrome.exe
GET
200
8.248.119.254:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?650ea4e2435a0abc
US
compressed
4.66 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
2368
chrome.exe
172.217.21.206:443
clients1.google.com
Google Inc.
US
whitelisted
2368
chrome.exe
67.27.234.126:80
ctldl.windowsupdate.com
Level 3 Communications, Inc.
US
suspicious
3744
rundll32.exe
104.79.89.142:80
www.microsoft.com
Time Warner Cable Internet LLC
US
unknown
2368
chrome.exe
142.250.74.195:443
ssl.gstatic.com
Google Inc.
US
whitelisted
3744
rundll32.exe
2.16.186.120:80
crl.microsoft.com
Akamai International B.V.
—
whitelisted
2368
chrome.exe
216.58.207.45:443
accounts.google.com
Google Inc.
US
whitelisted
2368
chrome.exe
8.248.119.254:80
ctldl.windowsupdate.com
Level 3 Communications, Inc.
US
suspicious

DNS requests

Domain
IP
Reputation
ctldl.windowsupdate.com
  • 8.248.119.254
  • 67.27.234.126
  • 67.26.81.254
  • 8.253.204.120
  • 67.26.137.254
whitelisted
accounts.google.com
  • 216.58.207.45
shared
ssl.gstatic.com
  • 142.250.74.195
whitelisted
www.microsoft.com
  • 104.79.89.142
whitelisted
crl.microsoft.com
  • 2.16.186.120
  • 2.16.186.74
whitelisted
clients1.google.com
  • 172.217.21.206
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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ANY.RUN
Reports
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?650ea4e2435a0abc