URL:

https://sourceforge.net/projects/codeblocks/files/Binaries/17.12/Windows/codeblocks-17.12mingw-setup.exe/download

Full analysis: https://app.any.run/tasks/929e7ea4-d624-4ad2-a58f-dd88b2dc92f7
Verdict: Malicious activity
Analysis date: November 04, 2019, 09:07:30
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

8F43D14BFB07AEB1BCA51D25B529E593

SHA1:

F1E057F1DED087A060931D42C401DEFE841C0780

SHA256:

908A86552AE74A0C25D5C143E11EE4DD8D1529198BC30657D8BC5D1803C4D0A2

SSDEEP:

3:N8HCGSuLAuUthWoNEzPZSL8SUKdWfX0RAkvDLz:2iGnCthWpjZ48SUCWfX0RAkvD/

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

      • codeblocks.exe (PID: 2620)
      • codeblocks-17.12mingw-setup.exe (PID: 720)
      • mingw32-gcc.exe (PID: 3468)

    • Application was dropped or rewritten from another process

      • codeblocks.exe (PID: 2620)
      • codeblocks-17.12mingw-setup.exe (PID: 2296)
      • codeblocks-17.12mingw-setup.exe (PID: 720)
      • mingw32-gcc.exe (PID: 3468)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • chrome.exe (PID: 2380)
      • codeblocks-17.12mingw-setup.exe (PID: 720)

    • Modifies files in Chrome extension folder

      • chrome.exe (PID: 2380)

    • Creates files in the user directory

      • codeblocks-17.12mingw-setup.exe (PID: 720)
      • codeblocks.exe (PID: 2620)

    • Creates a software uninstall entry

      • codeblocks-17.12mingw-setup.exe (PID: 720)

    • Creates files in the program directory

      • codeblocks-17.12mingw-setup.exe (PID: 720)

  • INFO

    • Reads the hosts file

      • chrome.exe (PID: 2380)
      • chrome.exe (PID: 1876)

    • Application launched itself

      • chrome.exe (PID: 2380)

    • Reads Internet Cache Settings

      • chrome.exe (PID: 2380)

    • Dropped object may contain Bitcoin addresses

      • codeblocks-17.12mingw-setup.exe (PID: 720)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
71
Monitored processes
30
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
drop and start drop and start start drop and 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 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 codeblocks-17.12mingw-setup.exe no specs codeblocks-17.12mingw-setup.exe codeblocks.exe no specs mingw32-gcc.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
236"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1028,1351652790692030495,17656646087296626229,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=utility --service-request-channel-token=16054512136130771149 --mojo-platform-channel-handle=2940 --ignored=" --type=renderer " /prefetch:8C:\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
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\75.0.3770.100\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
496"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1028,1351652790692030495,17656646087296626229,131072 --enable-features=PasswordImport --disable-gpu-sandbox --use-gl=disabled --gpu-preferences=KAAAAAAAAADgAAAgAQAAAAAAAAAAAGAAAAAAAAAAAAAIAAAAAAAAACgAAAAEAAAAIAAAAAAAAAAoAAAAAAAAADAAAAAAAAAAOAAAAAAAAAAQAAAAAAAAAAAAAAAFAAAAEAAAAAAAAAAAAAAABgAAABAAAAAAAAAAAQAAAAUAAAAQAAAAAAAAAAEAAAAGAAAA --service-request-channel-token=3422382908106407974 --mojo-platform-channel-handle=3008 /prefetch:2C:\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
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\75.0.3770.100\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
720"C:\Users\admin\Downloads\codeblocks-17.12mingw-setup.exe" C:\Users\admin\Downloads\codeblocks-17.12mingw-setup.exe
chrome.exe
User:
admin
Company:
The Code::Blocks Team
Integrity Level:
HIGH
Description:
Code::Blocks cross-platform IDE
Exit code:
0
Version:
17.12
Modules
Images
c:\users\admin\downloads\codeblocks-17.12mingw-setup.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\usp10.dll
c:\windows\system32\shell32.dll
896"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1028,1351652790692030495,17656646087296626229,131072 --enable-features=PasswordImport --lang=en-US --no-sandbox --service-request-channel-token=12610623770821912351 --mojo-platform-channel-handle=2524 /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
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\75.0.3770.100\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
1048"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1028,1351652790692030495,17656646087296626229,131072 --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=3066444387136412132 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2248 /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
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\75.0.3770.100\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
1416"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1028,1351652790692030495,17656646087296626229,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=utility --service-request-channel-token=12946904597180404412 --mojo-platform-channel-handle=2084 --ignored=" --type=renderer " /prefetch:8C:\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
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\75.0.3770.100\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
1504"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1028,1351652790692030495,17656646087296626229,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=utility --service-request-channel-token=15185647449749124596 --mojo-platform-channel-handle=2088 --ignored=" --type=renderer " /prefetch:8C:\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
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\75.0.3770.100\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
1784"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1028,1351652790692030495,17656646087296626229,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=utility --service-request-channel-token=9348589947736881781 --mojo-platform-channel-handle=3160 --ignored=" --type=renderer " /prefetch:8C:\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
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\75.0.3770.100\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
1876"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --field-trial-handle=1028,1351652790692030495,17656646087296626229,131072 --enable-features=PasswordImport --lang=en-US --service-sandbox-type=network --service-request-channel-token=3128852953018359127 --mojo-platform-channel-handle=1652 /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
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\75.0.3770.100\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
1916"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1028,1351652790692030495,17656646087296626229,131072 --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=10474869860745047579 --renderer-client-id=4 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2472 /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
Modules
Images
c:\program files\google\chrome\application\chrome.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\google\chrome\application\75.0.3770.100\chrome_elf.dll
c:\windows\system32\version.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shell32.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
Total events
1 457
Read events
1 226
Write events
226
Delete events
5

Modification events

(PID) Process:(2380) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon
Operation:writeName:failed_count
Value:
0
(PID) Process:(2380) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon
Operation:writeName:state
Value:
2
(PID) Process:(2380) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\ThirdParty
Operation:writeName:StatusCodes
Value:
(PID) Process:(2380) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\ThirdParty
Operation:writeName:StatusCodes
Value:
01000000
(PID) Process:(2380) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BLBeacon
Operation:writeName:state
Value:
1
(PID) Process:(2380) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Update\ClientState\{8A69D345-D564-463c-AFF1-A69D9E530F96}
Operation:writeName:dr
Value:
1
(PID) Process:(2380) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome
Operation:writeName:UsageStatsInSample
Value:
0
(PID) Process:(2380) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BrowserExitCodes
Operation:delete valueName:1512-13197841398593750
Value:
0
(PID) Process:(2380) chrome.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Google\Update\ClientStateMedium\{8A69D345-D564-463C-AFF1-A69D9E530F96}
Operation:writeName:usagestats
Value:
0
(PID) Process:(2380) chrome.exeKey:HKEY_CURRENT_USER\Software\Google\Chrome\BrowserExitCodes
Operation:delete valueName:2380-13217332066612125
Value:
259
Executable files
193
Suspicious files
125
Text files
3 607
Unknown types
312

Dropped files

PID
Process
Filename
Type
2380chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\LOG.old —
MD5:—
SHA256:—
2380chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\data_reduction_proxy_leveldb\LOG.old —
MD5:—
SHA256:—
2380chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\eea25655-deba-427a-aa9b-aa691f992cc0.tmp —
MD5:—
SHA256:—
2380chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\data_reduction_proxy_leveldb\000020.dbtmp —
MD5:—
SHA256:—
2380chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\shared_proto_db\LOG.old —
MD5:—
SHA256:—
2380chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\LOG.old~RF39a841.TMPtext
MD5:—
SHA256:—
2380chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\data_reduction_proxy_leveldb\LOG.old~RF39a850.TMPtext
MD5:—
SHA256:—
2380chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\ShaderCache\GPUCache\data_1 —
MD5:—
SHA256:—
2380chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\BudgetDatabase\LOG.old~RF39a89e.TMPtext
MD5:—
SHA256:—
2380chrome.exeC:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\BudgetDatabase\LOG.oldtext
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
7
TCP/UDP connections
57
DNS requests
69
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1876
chrome.exe
GET
—
209.85.226.106:80
http://r5---sn-5hne6ns6.gvt1.com/edgedl/chromewebstore/L2Nocm9tZV9leHRlbnNpb24vYmxvYnMvOTRmQUFXVHlhaGJaUTdMLWtCSkNJUl9ZQQ/1.0.0.5_nmmhkkegccagdldgiimedpiccmgmieda.crx?cms_redirect=yes&mip=185.107.70.202&mm=28&mn=sn-5hne6ns6&ms=nvh&mt=1572858441&mv=m&mvi=4&pl=22&shardbypass=yes
US
—
—
whitelisted
1876
chrome.exe
GET
—
172.217.20.238:80
http://redirector.gvt1.com/edgedl/chromewebstore/L2Nocm9tZV9leHRlbnNpb24vYmxvYnMvOWVmQUFXS041NV9ZVXlJVWwxbGc5TUM4dw/7519.422.0.3_pkedcjkdefgpdelpbcmbmeomcjbeemfm.crx
US
—
—
whitelisted
1876
chrome.exe
GET
—
74.125.8.39:80
http://r1---sn-5hne6n7s.gvt1.com/edgedl/chromewebstore/L2Nocm9tZV9leHRlbnNpb24vYmxvYnMvOWVmQUFXS041NV9ZVXlJVWwxbGc5TUM4dw/7519.422.0.3_pkedcjkdefgpdelpbcmbmeomcjbeemfm.crx?cms_redirect=yes&mip=185.107.70.202&mm=28&mn=sn-5hne6n7s&ms=nvh&mt=1572858441&mv=m&mvi=0&pl=22&shardbypass=yes
US
—
—
whitelisted
1876
chrome.exe
GET
302
172.217.20.238:80
http://redirector.gvt1.com/edgedl/chromewebstore/L2Nocm9tZV9leHRlbnNpb24vYmxvYnMvOTRmQUFXVHlhaGJaUTdMLWtCSkNJUl9ZQQ/1.0.0.5_nmmhkkegccagdldgiimedpiccmgmieda.crx
US
html
510 b
whitelisted
1876
chrome.exe
GET
200
8.253.204.120:80
http://www.download.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab
US
compressed
57.0 Kb
whitelisted
1876
chrome.exe
GET
200
204.13.202.71:80
http://ssl.trustwave.com/issuers/STCA.crt
US
der
956 b
whitelisted
1876
chrome.exe
GET
200
13.35.254.82:80
http://x.ss2.us/x.cer
US
der
1.27 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
1876
chrome.exe
216.105.38.13:443
sourceforge.net
American Internet Services, LLC.
US
malicious
1876
chrome.exe
172.217.20.227:443
clientservices.googleapis.com
Google Inc.
US
whitelisted
1876
chrome.exe
104.20.116.11:443
a.fsdn.com
Cloudflare Inc
US
shared
1876
chrome.exe
151.101.14.2:443
cdn.taboola.com
Fastly
US
unknown
1876
chrome.exe
192.0.73.2:443
secure.gravatar.com
Automattic, Inc
US
whitelisted
1876
chrome.exe
216.58.207.142:443
clients1.google.com
Google Inc.
US
whitelisted
1876
chrome.exe
216.58.207.173:443
accounts.google.com
Google Inc.
US
unknown
1876
chrome.exe
172.217.23.3:443
fonts.gstatic.com
Google Inc.
US
whitelisted
1876
chrome.exe
69.173.144.165:443
pixel.rubiconproject.com
—
US
unknown
1876
chrome.exe
104.124.133.20:443
sb.scorecardresearch.com
Akamai Technologies, Inc.
NL
unknown

DNS requests

Domain
IP
Reputation
sourceforge.net
  • 216.105.38.13
whitelisted
clientservices.googleapis.com
  • 172.217.20.227
whitelisted
accounts.google.com
  • 216.58.207.173
shared
a.fsdn.com
  • 104.20.116.11
whitelisted
fonts.googleapis.com
  • 172.217.23.42
whitelisted
www.google.com
  • 172.217.23.68
malicious
fonts.gstatic.com
  • 172.217.23.3
whitelisted
quantcast.mgr.consensu.org
  • 143.204.214.61
whitelisted
cdn.taboola.com
  • 151.101.14.2
whitelisted
clients1.google.com
  • 216.58.207.142
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
© 2017-2025 ANY.RUN ALL RIGHTS RESERVED
ANY.RUN
Reports
https://sourceforge.net/projects/codeblocks/files/Binaries/17.12/Windows/codeblocks-17.12mingw-setup.exe/download