URL:

http://gametools.bs2dl.yy.com/pc/mostool/mostool/mostool_1.5.36.7z

Full analysis: https://app.any.run/tasks/28601ffd-38f2-46bb-aca1-53ea811d2acb
Verdict: Malicious activity
Analysis date: June 19, 2020, 08:49:04
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

0F7946D35CAB647686B2F3903265C05D

SHA1:

1131FA9405626AC8C3F961F1ED10CBD27AE4794D

SHA256:

B59CD3415DD66256A33FDB72CC597330629DC530DDF66996F669EDE43E44AF8B

SSDEEP:

3:N1KZEIp8BmwsKmRRJGNKJGNKJ/Chf:C6Ip8BSBRONNNa4f

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

      • SearchProtocolHost.exe (PID: 656)

    • Application was dropped or rewritten from another process

      • AQ.exe (PID: 2108)
      • AQ.exe (PID: 2228)
      • mostool.exe (PID: 3948)
      • ycRunner.exe (PID: 2940)

  • SUSPICIOUS

    • Starts application with an unusual extension

      • mostool.exe (PID: 3948)

    • Creates files in the user directory

      • AQ.exe (PID: 2228)
      • mostool.exe (PID: 3948)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 2388)

  • INFO

    • Modifies the phishing filter of IE

      • iexplore.exe (PID: 2700)

    • Reads Internet Cache Settings

      • iexplore.exe (PID: 2468)
      • iexplore.exe (PID: 2700)

    • Manual execution by user

      • explorer.exe (PID: 2512)
      • AQ.exe (PID: 2108)
      • mostool.exe (PID: 3948)
      • ycRunner.exe (PID: 2940)

    • Changes internet zones settings

      • iexplore.exe (PID: 2700)

    • Application launched itself

      • iexplore.exe (PID: 2700)

    • Creates files in the user directory

      • iexplore.exe (PID: 2700)

    • Reads settings of System Certificates

      • iexplore.exe (PID: 2700)

    • Changes settings of System certificates

      • iexplore.exe (PID: 2700)

    • Adds / modifies Windows certificates

      • iexplore.exe (PID: 2700)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
46
Monitored processes
10
Malicious processes
3
Suspicious processes
1

Behavior graph

Click at the process to see the details

Process information

PID
CMD
Path
Indicators
Parent process
656"C:\Windows\system32\SearchProtocolHost.exe" Global\UsGthrFltPipeMssGthrPipe2_ Global\UsGthrCtrlFltPipeMssGthrPipe2 1 -2147483646 "Software\Microsoft\Windows Search" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT; MS Search 4.0 Robot)" "C:\ProgramData\Microsoft\Search\Data\Temp\usgthrsvc" "DownLevelDaemon" C:\Windows\System32\SearchProtocolHost.exe—SearchIndexer.exe
User:
SYSTEM
Company:
Microsoft Corporation
Integrity Level:
SYSTEM
Description:
Microsoft Windows Search Protocol Host
Exit code:
0
Version:
7.00.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\searchprotocolhost.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
2108"C:\Users\admin\Downloads\mostool_1.5.36\AQ.exe" C:\Users\admin\Downloads\mostool_1.5.36\AQ.exe
explorer.exe
User:
admin
Company:
YY Inc.
Integrity Level:
MEDIUM
Description:
AQ
Exit code:
0
Version:
1.5.36
Modules
Images
c:\users\admin\downloads\mostool_1.5.36\aq.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\winhttp.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\webio.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
2228C:\Users\admin\Downloads\mostool_1.5.36\AQ.exe C:\Users\admin\Downloads\mostool_1.5.36\AQ.exe
mos171.tmp
User:
admin
Company:
YY Inc.
Integrity Level:
MEDIUM
Description:
AQ
Exit code:
0
Version:
1.5.36
Modules
Images
c:\users\admin\downloads\mostool_1.5.36\aq.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\winhttp.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\webio.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
2388"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\Downloads\mostool_1.5.36.7z"C:\Program Files\WinRAR\WinRAR.exe
iexplore.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.60.0
Modules
Images
c:\program files\winrar\winrar.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\usp10.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\comdlg32.dll
2468"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2700 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:\systemroot\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\rpcrt4.dll
c:\windows\system32\iertutil.dll
2512"C:\Windows\explorer.exe" C:\Windows\explorer.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Explorer
Exit code:
1
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\explorer.exe
c:\systemroot\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\gdi32.dll
c:\windows\system32\user32.dll
2700"C:\Program Files\Internet Explorer\iexplore.exe" "http://gametools.bs2dl.yy.com/pc/mostool/mostool/mostool_1.5.36.7z"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:\systemroot\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\rpcrt4.dll
c:\windows\system32\iertutil.dll
2940"C:\Users\admin\Downloads\mostool_1.5.36\ycRunner.exe" C:\Users\admin\Downloads\mostool_1.5.36\ycRunner.exe—explorer.exe
User:
admin
Company:
YY Inc.
Integrity Level:
MEDIUM
Description:
AQ
Exit code:
0
Version:
1.5.36
Modules
Images
c:\users\admin\downloads\mostool_1.5.36\ycrunner.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\shell32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\shlwapi.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
3588"C:\Users\admin\AppData\Local\Temp\mos171.tmp" replace C:/Users/admin/Downloads/mostool_1.5.36/mostool.exe \"\" 5 1 -- C:/Users/admin/Downloads/mostool_1.5.36/AQ.exeC:\Users\admin\AppData\Local\Temp\mos171.tmp—mostool.exe
User:
admin
Company:
YY Inc.
Integrity Level:
MEDIUM
Description:
AQ
Exit code:
1
Version:
1.5.36
Modules
Images
c:\users\admin\appdata\local\temp\mos171.tmp
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\winhttp.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\webio.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
3948"C:\Users\admin\Downloads\mostool_1.5.36\mostool.exe" C:\Users\admin\Downloads\mostool_1.5.36\mostool.exe—explorer.exe
User:
admin
Company:
YY Inc.
Integrity Level:
MEDIUM
Description:
AQ
Exit code:
0
Version:
1.5.36
Modules
Images
c:\users\admin\downloads\mostool_1.5.36\mostool.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\winhttp.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\webio.dll
c:\windows\system32\ws2_32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\nsi.dll
Total events
9 446
Read events
2 664
Write events
4 538
Delete events
2 244

Modification events

(PID) Process:(2700) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateLowDateTime
Value:
2546818098
(PID) Process:(2700) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateHighDateTime
Value:
30819862
(PID) Process:(2700) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(2700) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(2700) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
(PID) Process:(2700) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(2700) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(2700) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
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
(PID) Process:(2700) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2700) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
Executable files
28
Suspicious files
9
Text files
4
Unknown types
5

Dropped files

PID
Process
Filename
Type
2468iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\MFAQUS6V\mostool_1.5.36[1].7z —
MD5:—
SHA256:—
2468iexplore.exeC:\Users\admin\Downloads\mostool_1.5.36.7z.tj2b8bt.partial —
MD5:—
SHA256:—
2700iexplore.exeC:\Users\admin\AppData\Local\Temp\~DF62B95C5778974D26.TMP —
MD5:—
SHA256:—
2700iexplore.exeC:\Users\admin\Downloads\mostool_1.5.36.7z.tj2b8bt.partial:Zone.Identifier —
MD5:—
SHA256:—
2700iexplore.exeC:\Users\admin\Downloads\mostool_1.5.36.7z —
MD5:—
SHA256:—
2388WinRAR.exeC:\Users\admin\Downloads\mostool_1.5.36\feedback.exeexecutable
MD5:7A404E523BE930D2273C0D7DB5D5E067
SHA256:5AA3313042F9C4F6CC0BCB99B222C1E1CAF58DFAC153B43E4D8BF51A9BDAF752
2700iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\Recovery\Active\{C385323F-B209-11EA-AA5F-5254004A04AF}.datbinary
MD5:2DDC75CF6223EAA5001E21558798F091
SHA256:5D6945B383D36F88C524D9B05C7AA76E023B4B54C13A1632AD1EAC2B21C55D64
2388WinRAR.exeC:\Users\admin\Downloads\mostool_1.5.36\AQ.exeexecutable
MD5:777FC4D53D460624FBF391A9229F4E43
SHA256:204621D4F6C2F9D34EFB310CD530E4AAB31480F69844CA28A4AAAF08942028B4
2388WinRAR.exeC:\Users\admin\Downloads\mostool_1.5.36\common.dllexecutable
MD5:730305CA3EE9633AF2F68F74212A4C84
SHA256:1B51545A64D88572934E98B0CAAB536E7D660758778A13FE22A95B85C67A29D7
2388WinRAR.exeC:\Users\admin\Downloads\mostool_1.5.36\mostool.exeexecutable
MD5:777FC4D53D460624FBF391A9229F4E43
SHA256:204621D4F6C2F9D34EFB310CD530E4AAB31480F69844CA28A4AAAF08942028B4
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
9
TCP/UDP connections
28
DNS requests
12
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2700
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8sEMlbBsCTf7jUSfg%2BhWk%3D
US
der
1.47 Kb
whitelisted
2468
iexplore.exe
GET
200
101.227.95.3:80
http://gametools.bs2dl.yy.com/pc/mostool/mostool/mostool_1.5.36.7z
CN
compressed
5.69 Mb
whitelisted
2700
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8sEMlbBsCTf7jUSfg%2BhWk%3D
US
der
1.47 Kb
whitelisted
2700
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8sEMlbBsCTf7jUSfg%2BhWk%3D
US
der
1.47 Kb
whitelisted
—
—
GET
200
47.246.43.230:80
http://ocsp.dcocsp.cn/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAoEcNCWvIoSyJCm34Ju7Es%3D
US
der
471 b
whitelisted
—
—
GET
200
47.246.43.230:80
http://ocsp.dcocsp.cn/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSmVYFXwi%2FRq9wx3PKhB8lC%2FFYUyAQUkZ9eMRWuEJ%2BtYMH3wcyqSDQvDCYCEAEUJeOCVfhUnovVyuc9OKQ%3D
US
der
471 b
whitelisted
—
—
GET
200
47.246.43.230:80
http://ocsp.dcocsp.cn/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSmVYFXwi%2FRq9wx3PKhB8lC%2FFYUyAQUkZ9eMRWuEJ%2BtYMH3wcyqSDQvDCYCEAvOHgOR4SLslqJ8x8g3bFs%3D
US
der
471 b
whitelisted
—
—
GET
200
47.246.43.230:80
http://ocsp.dcocsp.cn/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAh%2BGPuPqpJ%2B6HYKDYmC9RI%3D
US
der
471 b
whitelisted
—
—
GET
200
47.246.43.230:80
http://ocsp.dcocsp.cn/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTHv1Dj%2BciPJEWH5JNtwL5Y07mRqwQUxBF%2BiECGwkG%2FZfMa4bRTQKOr7H0CEATNC7u01owJC%2FH8YIL9x9w%3D
US
der
471 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
2468
iexplore.exe
101.227.95.3:80
gametools.bs2dl.yy.com
China Telecom (Group)
CN
unknown
2700
iexplore.exe
152.199.19.161:443
iecvlist.microsoft.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
2700
iexplore.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
2700
iexplore.exe
204.79.197.200:443
ieonline.microsoft.com
Microsoft Corporation
US
whitelisted
2108
AQ.exe
47.254.170.219:443
hlog.hiido.com
Alibaba (China) Technology Co., Ltd.
US
unknown
—
—
47.246.43.230:80
ocsp.dcocsp.cn
—
US
malicious
2228
AQ.exe
47.254.170.219:443
hlog.hiido.com
Alibaba (China) Technology Co., Ltd.
US
unknown
2228
AQ.exe
101.227.95.3:443
gametools.bs2dl.yy.com
China Telecom (Group)
CN
unknown
2228
AQ.exe
162.62.4.226:443
iupdateplf.yy.com
—
US
unknown

DNS requests

Domain
IP
Reputation
gametools.bs2dl.yy.com
  • 101.227.95.3
unknown
iecvlist.microsoft.com
  • 152.199.19.161
whitelisted
r20swj13mr.microsoft.com
  • 152.199.19.161
whitelisted
ocsp.digicert.com
  • 93.184.220.29
whitelisted
hlog.hiido.com
  • 47.254.170.219
  • 47.254.176.211
unknown
ocsp.dcocsp.cn
  • 47.246.43.230
  • 47.246.43.226
  • 47.246.43.227
  • 47.246.43.225
  • 47.246.43.224
  • 47.246.43.229
  • 47.246.43.228
  • 47.246.43.223
whitelisted
ieonline.microsoft.com
  • 204.79.197.200
whitelisted
iupdateplf.yy.com
  • 162.62.4.226
unknown

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
http://gametools.bs2dl.yy.com/pc/mostool/mostool/mostool_1.5.36.7z