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URL:

https://www.winstep.net/nexus.asp

Full analysis: https://app.any.run/tasks/be8c7e3b-135f-40d2-8f66-3f7908ed1507
Verdict: Malicious activity
Analysis date: February 08, 2021, 18:24:27
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

97BB3F295CB658381FA256963C24AF9E

SHA1:

B0E1DD4250DED49AC6FE3C3BAA01CAE00790E90A

SHA256:

043CCFB0D856CBB673EF0D6014C268CDBE0A303BF037228F69A59DB607D9827B

SSDEEP:

3:N8DSLxLL0Q4QWLd:2OLxAQMd

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

      • NexusSetup.exe (PID: 2264)
      • NexusSetup.exe (PID: 2900)

    • Changes the autorun value in the registry

      • NexusSetup.tmp (PID: 2484)
      • Nexus.exe (PID: 3984)

    • Registers / Runs the DLL via REGSVR32.EXE

      • NexusSetup.tmp (PID: 2484)

    • Loads dropped or rewritten executable

      • regsvr32.exe (PID: 2544)
      • WsxService.exe (PID: 4036)
      • regsvr32.exe (PID: 3876)
      • regsvr32.exe (PID: 3992)
      • regsvr32.exe (PID: 1768)
      • Nexus.exe (PID: 3984)
      • winstep.exe (PID: 3428)
      • WsxService.exe (PID: 792)
      • wsupdate.exe (PID: 2452)
      • winstep.exe (PID: 2960)

    • Application was dropped or rewritten from another process

      • WsxService.exe (PID: 4036)
      • Nexus.exe (PID: 3984)
      • WsxService.exe (PID: 792)
      • winstep.exe (PID: 3428)
      • winstep.exe (PID: 2960)
      • wsupdate.exe (PID: 2452)
      • WsMMPlay.exe (PID: 3032)

  • SUSPICIOUS

    • Modifies files in Chrome extension folder

      • chrome.exe (PID: 3920)

    • Drops a file with too old compile date

      • NexusSetup.exe (PID: 2900)
      • NexusSetup.exe (PID: 2264)
      • NexusSetup.tmp (PID: 2484)

    • Executable content was dropped or overwritten

      • NexusSetup.exe (PID: 2900)
      • NexusSetup.exe (PID: 2264)
      • NexusSetup.tmp (PID: 2484)

    • Creates a directory in Program Files

      • NexusSetup.tmp (PID: 2484)

    • Drops a file that was compiled in debug mode

      • NexusSetup.tmp (PID: 2484)

    • Creates files in the Windows directory

      • NexusSetup.tmp (PID: 2484)
      • WsxService.exe (PID: 792)

    • Changes default file association

      • NexusSetup.tmp (PID: 2484)

    • Creates/Modifies COM task schedule object

      • regsvr32.exe (PID: 3876)
      • regsvr32.exe (PID: 2544)

    • Creates or modifies windows services

      • WsxService.exe (PID: 4036)

    • Executed as Windows Service

      • WsxService.exe (PID: 792)

    • Writes to a desktop.ini file (may be used to cloak folders)

      • Nexus.exe (PID: 3984)

  • INFO

    • Reads the hosts file

      • chrome.exe (PID: 3920)
      • chrome.exe (PID: 768)
      • chrome.exe (PID: 1524)
      • chrome.exe (PID: 852)

    • Changes internet zones settings

      • iexplore.exe (PID: 1036)

    • Application launched itself

      • iexplore.exe (PID: 1036)
      • chrome.exe (PID: 3920)
      • chrome.exe (PID: 1524)

    • Manual execution by user

      • chrome.exe (PID: 3920)
      • chrome.exe (PID: 1524)

    • Reads internet explorer settings

      • iexplore.exe (PID: 2212)

    • Reads settings of System Certificates

      • chrome.exe (PID: 768)
      • iexplore.exe (PID: 1036)

    • Creates files in the user directory

      • iexplore.exe (PID: 1036)

    • Changes settings of System certificates

      • iexplore.exe (PID: 1036)

    • Adds / modifies Windows certificates

      • iexplore.exe (PID: 1036)

    • Application was dropped or rewritten from another process

      • NexusSetup.tmp (PID: 3072)
      • NexusSetup.tmp (PID: 2484)

    • Creates files in the program directory

      • NexusSetup.tmp (PID: 2484)

    • Creates a software uninstall entry

      • NexusSetup.tmp (PID: 2484)

    • Dropped object may contain Bitcoin addresses

      • Nexus.exe (PID: 3984)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
112
Monitored processes
69
Malicious processes
10
Suspicious processes
3

Behavior graph

Click at the process to see the details
start drop and start drop and start drop and start iexplore.exe iexplore.exe 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 chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs chrome.exe no specs winrar.exe no specs nexussetup.exe nexussetup.tmp no specs nexussetup.exe nexussetup.tmp regsvr32.exe no specs regsvr32.exe no specs regsvr32.exe no specs regsvr32.exe no specs wsxservice.exe no specs wsxservice.exe no specs nexus.exe winstep.exe no specs wsupdate.exe winstep.exe no specs taskmgr.exe no specs taskmgr.exe no specs 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 chrome.exe no specs chrome.exe no specs wsmmplay.exe no specs chrome.exe no specs chrome.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1036"C:\Program Files\Internet Explorer\iexplore.exe" https://www.winstep.net/nexus.aspC:\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)
2212"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:1036 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)
3920"C:\Program Files\Google\Chrome\Application\chrome.exe" C:\Program Files\Google\Chrome\Application\chrome.exe
explorer.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Exit code:
3221225547
Version:
75.0.3770.100
2532"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,0x80,0x84,0x78,0x88,0x6bdda9d0,0x6bdda9e0,0x6bdda9ecC:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Exit code:
0
Version:
75.0.3770.100
1924"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=watcher --main-thread-id=3928 --on-initialized-event-handle=324 --parent-handle=328 /prefetch:6C:\Program Files\Google\Chrome\Application\chrome.exe—chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Exit code:
0
Version:
75.0.3770.100
3776"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1032,5956008336181914141,13146652359866252470,131072 --enable-features=PasswordImport --gpu-preferences=KAAAAAAAAADgAAAgAQAAAAAAAAAAAGAAAAAAAAAAAAAIAAAAAAAAACgAAAAEAAAAIAAAAAAAAAAoAAAAAAAAADAAAAAAAAAAOAAAAAAAAAAQAAAAAAAAAAAAAAAFAAAAEAAAAAAAAAAAAAAABgAAABAAAAAAAAAAAQAAAAUAAAAQAAAAAAAAAAEAAAAGAAAA --service-request-channel-token=2278649720786652879 --mojo-platform-channel-handle=1052 --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
Exit code:
0
Version:
75.0.3770.100
768"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1032,5956008336181914141,13146652359866252470,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=network --service-request-channel-token=1919198238060879231 --mojo-platform-channel-handle=1624 /prefetch:8C:\Program Files\Google\Chrome\Application\chrome.exe
chrome.exe
User:
admin
Company:
Google LLC
Integrity Level:
MEDIUM
Description:
Google Chrome
Exit code:
0
Version:
75.0.3770.100
2224"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1032,5956008336181914141,13146652359866252470,131072 --enable-features=PasswordImport --lang=en-US --instant-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=13196562268662784051 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2236 /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
3808"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1032,5956008336181914141,13146652359866252470,131072 --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=10340334733825772698 --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2464 /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
1356"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1032,5956008336181914141,13146652359866252470,131072 --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=4474042238797599062 --renderer-client-id=4 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2500 /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
Total events
8 320
Read events
4 344
Write events
0
Delete events
0

Modification events

No data
Executable files
21
Suspicious files
84
Text files
939
Unknown types
179

Dropped files

PID
Process
Filename
Type
2212iexplore.exeC:\Users\admin\AppData\Local\Temp\Low\CabB43D.tmp —
MD5:—
SHA256:—
2212iexplore.exeC:\Users\admin\AppData\Local\Temp\Low\TarB43E.tmp —
MD5:—
SHA256:—
1036iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico —
MD5:—
SHA256:—
3920chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\BrowserMetrics\BrowserMetrics-602181FE-F50.pma —
MD5:—
SHA256:—
3920chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\dce88e63-3430-4c0d-a1be-c368bc2fce3e.tmp —
MD5:—
SHA256:—
3920chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\data_reduction_proxy_leveldb\000048.dbtmp —
MD5:—
SHA256:—
3920chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Feature Engagement Tracker\EventDB\LOG.oldtext
MD5:C5C3F347BDC11EA7A5BF62BCEA89896F
SHA256:EAE604A1C662FF82AD4B2D1056179FD77587159FDD7F1674404C0465E0610BC1
2212iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850Dder
MD5:3B3A05EA154BA668BD3371073407B77A
SHA256:1147645FD20725824B517D0CD72FCBE4546E4049A43081DEE0F6E15ABCAE700E
3920chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\data_reduction_proxy_leveldb\LOG.oldtext
MD5:FB5B20517A0D1F7DAD485989565BEE5E
SHA256:99405F66EDBEB2306F4D0B4469DCADFF5293B5E1549C588CCFACEA439BB3B101
3920chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\LOG.old~RFdefee.TMPtext
MD5:C2DDBA63E4A2BD2E39A8B6C2C6384AAE
SHA256:6D5C1C78341C6F84911055D970ADDB0EC3499F8BF7FADE062122A22209CE67D9
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
59
TCP/UDP connections
71
DNS requests
61
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2212
iexplore.exe
GET
200
151.139.128.14:80
http://ocsp.usertrust.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTNMNJMNDqCqx8FcBWK16EHdimS6QQUU3m%2FWqorSs9UgOHYm8Cd8rIDZssCEH1bUSa0droR23QWC7xTDac%3D
US
der
727 b
whitelisted
768
chrome.exe
GET
200
162.216.6.139:80
http://winstep.net/
US
html
10.8 Kb
whitelisted
768
chrome.exe
GET
200
162.216.6.139:80
http://winstep.net/js/jquery-galleryview-1.1/jquery.galleryview-1.1.js
US
text
18.3 Kb
whitelisted
768
chrome.exe
GET
200
162.216.6.139:80
http://winstep.net/videobox.css
US
text
1.21 Kb
whitelisted
768
chrome.exe
GET
200
162.216.6.139:80
http://winstep.net/main.css
US
text
4.68 Kb
whitelisted
768
chrome.exe
GET
200
162.216.6.139:80
http://winstep.net/js/jquery-1.3.2.min.js
US
text
55.9 Kb
whitelisted
768
chrome.exe
GET
200
162.216.6.139:80
http://winstep.net/js/videobox.js
US
text
2.30 Kb
whitelisted
768
chrome.exe
GET
200
162.216.6.139:80
http://winstep.net/js/swfobject.js
US
text
2.41 Kb
whitelisted
768
chrome.exe
GET
200
162.216.6.139:80
http://winstep.net/images/headlight_screenshot1.jpg
US
image
180 Kb
whitelisted
768
chrome.exe
GET
200
162.216.6.139:80
http://winstep.net/images/headlight_screenshot0.jpg
US
image
166 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
768
chrome.exe
142.250.186.46:443
apis.google.com
Google Inc.
US
whitelisted
768
chrome.exe
172.217.16.131:443
fonts.gstatic.com
Google Inc.
US
whitelisted
1036
iexplore.exe
13.107.21.200:80
www.bing.com
Microsoft Corporation
US
whitelisted
768
chrome.exe
142.250.185.174:443
ogs.google.com.ua
Google Inc.
US
whitelisted
768
chrome.exe
142.250.185.131:443
www.gstatic.com
Google Inc.
US
whitelisted
2212
iexplore.exe
151.139.128.14:80
ocsp.usertrust.com
Highwinds Network Group, Inc.
US
suspicious
768
chrome.exe
142.250.73.227:443
clientservices.googleapis.com
Google Inc.
US
whitelisted
768
chrome.exe
172.217.7.206:443
clients2.google.com
Google Inc.
US
whitelisted
2212
iexplore.exe
162.216.6.139:443
www.winstep.net
HIVELOCITY VENTURES CORP
US
unknown
768
chrome.exe
172.217.18.99:443
www.google.com.ua
Google Inc.
US
whitelisted

DNS requests

Domain
IP
Reputation
www.winstep.net
  • 162.216.6.139
unknown
ocsp.usertrust.com
  • 151.139.128.14
whitelisted
api.bing.com
  • 13.107.13.80
whitelisted
www.bing.com
  • 204.79.197.200
  • 13.107.21.200
whitelisted
clientservices.googleapis.com
  • 142.250.73.227
whitelisted
accounts.google.com
  • 172.217.8.13
  • 142.250.186.141
shared
www.google.com.ua
  • 172.217.18.99
whitelisted
fonts.googleapis.com
  • 142.250.73.202
whitelisted
www.gstatic.com
  • 142.250.185.131
whitelisted
apis.google.com
  • 142.250.186.46
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
https://www.winstep.net/nexus.asp