URL:

https://victorleal.com/files/cyb1.exe

Full analysis: https://app.any.run/tasks/c4fc4bf7-3946-4150-bab9-119212ebc011
Verdict: Malicious activity
Analysis date: December 06, 2022, 01:49:06
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

8514E2D2E8BE3FC76B43E9515F2DB668

SHA1:

1F3542018D7059846E7246A7A62943A87B3776EF

SHA256:

85A95D2B6A5DBCFC47E10FE0234CF0C55B6DB665ADD9DD99BE25757992035C10

SSDEEP:

3:N8JRIAgx0KGN:2JuAHN

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

    • Loads dropped or rewritten executable

      • ScreenConnect.WindowsClient.exe (PID: 1980)
      • ScreenConnect.WindowsClient.exe (PID: 1232)
      • ScreenConnect.ClientService.exe (PID: 2036)
      • rundll32.exe (PID: 4088)

    • Application was dropped or rewritten from another process

      • ScreenConnect.ClientService.exe (PID: 2036)
      • cyb1.exe (PID: 548)
      • ScreenConnect.WindowsClient.exe (PID: 1980)
      • ScreenConnect.WindowsClient.exe (PID: 1232)
      • cyb1.exe (PID: 2356)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • cyb1.exe (PID: 548)

    • Application launched itself

      • msiexec.exe (PID: 3520)

  • INFO

    • Application launched itself

      • iexplore.exe (PID: 624)

    • Executable content was dropped or overwritten

      • iexplore.exe (PID: 624)
      • msiexec.exe (PID: 3520)
      • rundll32.exe (PID: 4088)

    • Drops the executable file immediately after the start

      • rundll32.exe (PID: 4088)
      • msiexec.exe (PID: 3520)
      • iexplore.exe (PID: 624)

    • Drops a file that was compiled in debug mode

      • iexplore.exe (PID: 624)
      • msiexec.exe (PID: 3520)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
54
Monitored processes
14
Malicious processes
5
Suspicious processes
3

Behavior graph

Click at the process to see the details
drop and start drop and start start iexplore.exe iexplore.exe cyb1.exe no specs cyb1.exe msiexec.exe no specs msiexec.exe msiexec.exe no specs rundll32.exe vssvc.exe no specs msiexec.exe no specs msiexec.exe no specs screenconnect.clientservice.exe screenconnect.windowsclient.exe no specs screenconnect.windowsclient.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
312C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe—services.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
404"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:624 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\iertutil.dll
c:\windows\system32\api-ms-win-downlevel-version-l1-1-0.dll
548"C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\PO2HN1X2\cyb1.exe" C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\PO2HN1X2\cyb1.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\po2hn1x2\cyb1.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\oleaut32.dll
c:\windows\system32\ole32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
624"C:\Program Files\Internet Explorer\iexplore.exe" "https://victorleal.com/files/cyb1.exe"C:\Program Files\Internet Explorer\iexplore.exe
Explorer.EXE
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
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\api-ms-win-downlevel-advapi32-l1-1-0.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\iertutil.dll
1232"C:\Program Files\ScreenConnect Client (9df03961ffc446a2)\ScreenConnect.WindowsClient.exe" "RunRole" "7378830c-142d-4aa4-b618-76f41546ace3" "System"C:\Program Files\ScreenConnect Client (9df03961ffc446a2)\ScreenConnect.WindowsClient.exe—ScreenConnect.ClientService.exe
User:
SYSTEM
Company:
ScreenConnect Software
Integrity Level:
SYSTEM
Description:
ScreenConnect Client
Exit code:
0
Version:
22.9.10231.8343
Modules
Images
c:\program files\screenconnect client (9df03961ffc446a2)\screenconnect.windowsclient.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
1980"C:\Program Files\ScreenConnect Client (9df03961ffc446a2)\ScreenConnect.WindowsClient.exe" "RunRole" "1b3cd628-40c5-4b37-a633-c987b96e04b4" "User"C:\Program Files\ScreenConnect Client (9df03961ffc446a2)\ScreenConnect.WindowsClient.exe—ScreenConnect.ClientService.exe
User:
admin
Company:
ScreenConnect Software
Integrity Level:
MEDIUM
Description:
ScreenConnect Client
Exit code:
0
Version:
22.9.10231.8343
Modules
Images
c:\program files\screenconnect client (9df03961ffc446a2)\screenconnect.windowsclient.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\mscoree.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\microsoft.net\framework\v4.0.30319\mscoreei.dll
2036"C:\Program Files\ScreenConnect Client (9df03961ffc446a2)\ScreenConnect.ClientService.exe" "?e=Access&y=Guest&h=instance-hcg3z5-relay.screenconnect.com&p=443&s=e4893490-3a4b-4cbe-abac-9304cb987f57&k=BgIAAACkAABSU0ExAAgAAAEAAQDNsutaYdk0r9hPCtX0LuUSHpxb3skGXdxw1T%2fOEnP%2fhPniBZxHoyq2YdBAjExHes0LvvZUg%2bMM%2bhXG3kcyvQPq8WQeuDsLb2LqeN8XCbQDf8OaR%2fna%2b7dWEviML1311lDViBQ7Qr8qRurKqHnCaPEx3Uf2SVHKIQSBsc5%2fCSOF6Ijd0IU0qMf1APR5dHq7IimfuESaiFEvcBDE5kXZjmYAmIaYCq6T%2f8ULJt%2f0Wk4BOas%2fCyhKSY8v0dxEAwmaoi6q6rHiVwSLdoAIx8%2bu57YBYfi%2flLFZcotG5tcVPvyP%2fgsizIMaSxlzAV%2bhlCUxZmWP0eOL3flsGRlqOeqLMIWc&t=&c=&c=&c=&c=&c=&c=&c=&c="C:\Program Files\ScreenConnect Client (9df03961ffc446a2)\ScreenConnect.ClientService.exe
services.exe
User:
SYSTEM
Integrity Level:
SYSTEM
Exit code:
0
Version:
22.9.10231.8343
Modules
Images
c:\program files\screenconnect client (9df03961ffc446a2)\screenconnect.clientservice.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
2168"C:\Windows\System32\msiexec.exe" /i "C:\Users\admin\AppData\Local\Temp\setup.msi"C:\Windows\System32\msiexec.exe—cyb1.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
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\lpk.dll
2356"C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\PO2HN1X2\cyb1.exe" C:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\PO2HN1X2\cyb1.exe—iexplore.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
Modules
Images
c:\users\admin\appdata\local\microsoft\windows\temporary internet files\content.ie5\po2hn1x2\cyb1.exe
c:\windows\system32\ntdll.dll
3348C:\Windows\system32\MsiExec.exe -Embedding 51ADC2D0E13B43477D0F6EF8B1065686C:\Windows\system32\MsiExec.exe—msiexec.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
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
Total events
19 054
Read events
18 693
Write events
346
Delete events
15

Modification events

(PID) Process:(624) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPDaysSinceLastAutoMigration
Value:
1
(PID) Process:(624) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchLowDateTime
Value:
(PID) Process:(624) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\TabbedBrowsing
Operation:writeName:NTPLastLaunchHighDateTime
Value:
31000852
(PID) Process:(624) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateLowDateTime
Value:
38040262
(PID) Process:(624) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateHighDateTime
Value:
31000853
(PID) Process:(624) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(624) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(624) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
(PID) Process:(624) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(624) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
Executable files
20
Suspicious files
18
Text files
11
Unknown types
8

Dropped files

PID
Process
Filename
Type
404iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157binary
MD5:—
SHA256:—
404iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506binary
MD5:—
SHA256:—
404iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751binary
MD5:—
SHA256:—
404iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\DY534W2X\cyb1[1].exeexecutable
MD5:—
SHA256:—
624iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\6BADA8974A10C4BD62CC921D13E43B18_1DC6D7385EA816C957BA2B715AC5C442binary
MD5:—
SHA256:—
624iexplore.exeC:\Users\admin\AppData\Local\Temp\~DF3E548BBA9A3FFCBD.TMPgmc
MD5:—
SHA256:—
548cyb1.exeC:\Users\admin\AppData\Local\Temp\setup.msiexecutable
MD5:—
SHA256:—
624iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\{2E036FE1-7508-11ED-80DA-12A9866C77DE}.datbinary
MD5:—
SHA256:—
404iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157compressed
MD5:F7DCB24540769805E5BB30D193944DCE
SHA256:6B88C6AC55BBD6FEA0EBE5A760D1AD2CFCE251C59D0151A1400701CB927E36EA
3520msiexec.exeC:\System Volume Information\SPP\metadata-2 —
MD5:—
SHA256:—
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
7
Threats
1

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
624
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
404
iexplore.exe
GET
200
209.197.3.8:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?54162df0b2e02304
US
compressed
4.70 Kb
whitelisted
404
iexplore.exe
GET
200
209.197.3.8:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab?a6345407635414c2
US
compressed
61.4 Kb
whitelisted
404
iexplore.exe
GET
200
23.45.105.185:80
http://x1.c.lencr.org/
NL
der
717 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
404
iexplore.exe
208.88.6.59:443
—
CIRRUSTECHLTD
CA
unknown
404
iexplore.exe
209.197.3.8:80
ctldl.windowsupdate.com
STACKPATH-CDN
US
whitelisted
624
iexplore.exe
93.184.220.29:80
ocsp.digicert.com
EDGECAST
GB
whitelisted
2036
ScreenConnect.ClientService.exe
147.75.63.52:443
instance-hcg3z5-relay.screenconnect.com
PACKET
US
unknown
624
iexplore.exe
204.79.197.200:443
www.bing.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted
404
iexplore.exe
23.45.105.185:80
x1.c.lencr.org
AKAMAI-AS
DE
unknown

DNS requests

Domain
IP
Reputation
api.bing.com
  • 13.107.5.80
whitelisted
www.bing.com
  • 204.79.197.200
  • 13.107.21.200
whitelisted
ctldl.windowsupdate.com
  • 209.197.3.8
whitelisted
ocsp.digicert.com
  • 93.184.220.29
whitelisted
x1.c.lencr.org
  • 23.45.105.185
whitelisted
instance-hcg3z5-relay.screenconnect.com
  • 147.75.63.52
unknown

Threats

Found threats are available for the paid subscriptions
1 ETPRO signatures available at the full report
No debug info
Interactive malware hunting service ANY.RUN
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Reports
https://victorleal.com/files/cyb1.exe