File name:

CheckX-2.0.exe

Full analysis: https://app.any.run/tasks/208a2cf1-fc43-49ca-afdc-f19b2ba23c71
Verdict: Malicious activity
Analysis date: June 30, 2024, 21:24:07
OS: Windows 10 Professional (build: 19045, 64 bit)
Tags:
evasion
python
Indicators:
MIME: application/x-dosexec
File info: PE32+ executable (console) x86-64, for MS Windows
MD5:

85A9E00A5F25949CEF88DAA428822EE6

SHA1:

922C83F8B177BF5C8A348AA04DFAA2A4223A835D

SHA256:

D4B81CB86A71288707EB4182E8C754473E44A6A405A7E80450FBE9CEE7D48166

SSDEEP:

98304:cwMmw9aMoYB6LvlGqgOeszHh29qoVx+IZbFY8y8fPZ/nz/1pIOwcTViRwlv9Exw2:OUpKOx6mFh0KBcM2yqAc8

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 the executable file immediately after the start

      • CheckX-2.0.exe (PID: 5504)

  • SUSPICIOUS

    • Loads Python modules

      • CheckX-2.0.exe (PID: 6228)

    • Starts CMD.EXE for commands execution

      • CheckX-2.0.exe (PID: 6228)

    • Executable content was dropped or overwritten

      • CheckX-2.0.exe (PID: 5504)

    • Process drops legitimate windows executable

      • CheckX-2.0.exe (PID: 5504)

    • The process drops C-runtime libraries

      • CheckX-2.0.exe (PID: 5504)

    • Potential Corporate Privacy Violation

      • CheckX-2.0.exe (PID: 6228)

    • Application launched itself

      • CheckX-2.0.exe (PID: 5504)

    • Checks for external IP

      • CheckX-2.0.exe (PID: 6228)

    • Process drops python dynamic module

      • CheckX-2.0.exe (PID: 5504)

  • INFO

    • Checks supported languages

      • CheckX-2.0.exe (PID: 5504)
      • CheckX-2.0.exe (PID: 6228)

    • Reads the machine GUID from the registry

      • CheckX-2.0.exe (PID: 6228)

    • Create files in a temporary directory

      • CheckX-2.0.exe (PID: 6228)
      • CheckX-2.0.exe (PID: 5504)

    • Checks proxy server information

      • CheckX-2.0.exe (PID: 6228)

    • Reads the computer name

      • CheckX-2.0.exe (PID: 5504)
      • CheckX-2.0.exe (PID: 6228)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | InstallShield setup (57.6)
.exe | Win64 Executable (generic) (36.9)
.exe | Generic Win/DOS Executable (2.6)
.exe | DOS Executable Generic (2.6)

EXIF

EXE

MachineType: AMD AMD64
TimeStamp: 2020:08:08 12:28:18+00:00
ImageFileCharacteristics: Executable, Large address aware
PEType: PE32+
LinkerVersion: 14
CodeSize: 135168
InitializedDataSize: 125440
UninitializedDataSize: -
EntryPoint: 0x8654
OSVersion: 5.2
ImageVersion: -
SubsystemVersion: 5.2
Subsystem: Windows command line
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
140
Monitored processes
4
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start checkx-2.0.exe conhost.exe no specs checkx-2.0.exe cmd.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1324\??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1C:\Windows\System32\conhost.exe—CheckX-2.0.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Console Window Host
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\conhost.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcp_win.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\shcore.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\rpcrt4.dll
5504"C:\Users\admin\AppData\Local\Temp\CheckX-2.0.exe" C:\Users\admin\AppData\Local\Temp\CheckX-2.0.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
4294967295
Modules
Images
c:\users\admin\appdata\local\temp\checkx-2.0.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
6228"C:\Users\admin\AppData\Local\Temp\CheckX-2.0.exe" C:\Users\admin\AppData\Local\Temp\CheckX-2.0.exe
CheckX-2.0.exe
User:
admin
Integrity Level:
MEDIUM
Modules
Images
c:\users\admin\appdata\local\temp\checkx-2.0.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\bcrypt.dll
6264C:\WINDOWS\system32\cmd.exe /c clsC:\Windows\System32\cmd.exe—CheckX-2.0.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
0
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\cmd.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\apphelp.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\combase.dll
c:\windows\system32\ucrtbase.dll
c:\windows\system32\rpcrt4.dll
Total events
533
Read events
533
Write events
0
Delete events
0

Modification events

No data
Executable files
24
Suspicious files
4
Text files
927
Unknown types
1

Dropped files

PID
Process
Filename
Type
5504CheckX-2.0.exeC:\Users\admin\AppData\Local\Temp\_MEI55042\_cffi_backend.cp37-win_amd64.pydexecutable
MD5:A9DF512BAE71F3618F77AEC6403B1D7C
SHA256:0087F25BEEED4D2CB0F9DA8E0D4F4DFA0E670C1CCE46E71738A67E990D991A8A
5504CheckX-2.0.exeC:\Users\admin\AppData\Local\Temp\_MEI55042\_hashlib.pydexecutable
MD5:697E768501131B184A4CA1A9181281FC
SHA256:F7147A21DE74E2E6F65D2D260CCA97FC8F666B40D70EEB1A1D57A24B0CE12AE7
5504CheckX-2.0.exeC:\Users\admin\AppData\Local\Temp\_MEI55042\VCRUNTIME140.dllexecutable
MD5:0C583614EB8FFB4C8C2D9E9880220F1D
SHA256:6CADB4FEF773C23B511ACC8B715A084815C6E41DD8C694BC70090A97B3B03FB9
5504CheckX-2.0.exeC:\Users\admin\AppData\Local\Temp\_MEI55042\_decimal.pydexecutable
MD5:1C9E794F2E7B289DE7E93FA7D75F44D1
SHA256:C440319A641BD2B8E93D9B9264063D5AA8A89FC4465183A20781AAEE3C7257DD
5504CheckX-2.0.exeC:\Users\admin\AppData\Local\Temp\_MEI55042\_testcapi.pydexecutable
MD5:578612F9622548C82BA76DEC76C4E937
SHA256:841E820B74E5CB4F1F5DD387209C9E969E4BFBA76F259FA5F066735FE53D5375
5504CheckX-2.0.exeC:\Users\admin\AppData\Local\Temp\_MEI55042\_lzma.pydexecutable
MD5:2645AA11D8C4FFB04A8C5E04A440EC46
SHA256:519F9E23D88AE387EA7D38BBC941A770A4B3ECC8C464A8ED0D977004344E4DE3
5504CheckX-2.0.exeC:\Users\admin\AppData\Local\Temp\_MEI55042\CheckX-2.0.exe.manifestxml
MD5:79958583AFB74E9DC6A328F33520C43D
SHA256:AF9F6DDBDC0DCC4DF3F5E05E3150FE508F60BBC79A921245A225300BD2B9219E
5504CheckX-2.0.exeC:\Users\admin\AppData\Local\Temp\_MEI55042\_tkinter.pydexecutable
MD5:D739502A1346957247AB330271CACCDE
SHA256:8D42101284F2F8D401DD0A4A3DA778C4026AE67B621EFFA7C2D89B5FCCEB3C53
5504CheckX-2.0.exeC:\Users\admin\AppData\Local\Temp\_MEI55042\_queue.pydexecutable
MD5:7508FF69EE0B2A832A35137C0DEBF470
SHA256:8CE3F4DD33210AFAE16C68B62F0E930E004F044E78A658B8A17A78A2A4BA4C07
5504CheckX-2.0.exeC:\Users\admin\AppData\Local\Temp\_MEI55042\cryptography\hazmat\bindings\_openssl.cp37-win_amd64.pydexecutable
MD5:470B908F8C823DD6D9C441426710B629
SHA256:CFE8E9781B17183E3E3B42F02EFBA5B72EB6F14F13EBF7933954110573F70C31
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
12
TCP/UDP connections
82
DNS requests
28
Threats
5

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3872
svchost.exe
GET
200
23.48.23.156:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
unknown
3872
svchost.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
unknown
3040
OfficeClickToRun.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAUZZSZEml49Gjh0j13P68w%3D
unknown
—
—
unknown
4656
SearchApp.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTrjrydRyt%2BApF3GSPypfHBxR5XtQQUs9tIpPmhxdiuNkHMEWNpYim8S8YCEAI5PUjXAkJafLQcAAsO18o%3D
unknown
—
—
unknown
1544
svchost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
unknown
4656
SearchApp.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEApDqVCbATUviZV57HIIulA%3D
unknown
—
—
unknown
3624
SIHClient.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
—
—
unknown
3624
SIHClient.exe
GET
200
23.35.229.160:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl
unknown
—
—
unknown
420
backgroundTaskHost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D
unknown
—
—
unknown
5436
backgroundTaskHost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D
unknown
—
—
unknown
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
—
—
92.123.104.17:443
r.bing.com
Akamai International B.V.
DE
unknown
4032
svchost.exe
239.255.255.250:1900
—
—
—
whitelisted
4632
RUXIMICS.exe
51.124.78.146:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
5784
MoUsoCoreWorker.exe
51.124.78.146:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
3872
svchost.exe
51.124.78.146:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
3872
svchost.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
3872
svchost.exe
23.48.23.156:80
crl.microsoft.com
Akamai International B.V.
DE
unknown
3872
svchost.exe
23.35.229.160:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
3040
OfficeClickToRun.exe
104.208.16.89:443
self.events.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
unknown

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 4.231.128.59
whitelisted
crl.microsoft.com
  • 23.48.23.156
  • 23.48.23.143
whitelisted
www.microsoft.com
  • 23.35.229.160
whitelisted
self.events.data.microsoft.com
  • 104.208.16.89
whitelisted
ocsp.digicert.com
  • 192.229.221.95
whitelisted
r.bing.com
  • 92.123.104.13
  • 92.123.104.66
  • 92.123.104.67
  • 92.123.104.16
  • 92.123.104.15
  • 92.123.104.12
  • 92.123.104.5
  • 92.123.104.14
  • 92.123.104.17
whitelisted
fp.msedge.net
  • 204.79.197.222
whitelisted
mcr-ring-fallback.msedge.net
  • 150.171.71.254
  • 150.171.72.254
unknown
t-ring-fdv2.msedge.net
  • 13.107.237.254
unknown
k-ring.msedge.net
  • 13.107.18.254
unknown

Threats

PID
Process
Class
Message
6228
CheckX-2.0.exe
Device Retrieving External IP Address Detected
POLICY [ANY.RUN] External IP Lookup by HTTP (api .ipify .org)
6228
CheckX-2.0.exe
Device Retrieving External IP Address Detected
ET POLICY External IP Lookup api.ipify.org
2168
svchost.exe
Misc activity
ET INFO External IP Lookup Domain (ipify .org) in DNS Lookup
6228
CheckX-2.0.exe
Device Retrieving External IP Address Detected
SUSPICIOUS [ANY.RUN] An IP address was received from the server as a result of an HTTP request
1 ETPRO signatures available at the full report
No debug info
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Reports
CheckX-2.0.exe