URL:

http://downloader.aldtop.com/client/ad/26?winver=6.1&sdsoft=257&webid=26&channelid=&softid=1227756&ver=4.5.5.30&usesnum=1&mac=5e626a8ceb54d469da83c5e4e0e19d25&filename=Microsoft%20Office%20Outlook%202020_0131227756.exe&errcode=0&userev=0&encry=1&rnd=20167

Full analysis: https://app.any.run/tasks/3f74521a-ac71-4157-97ae-072d01e2caea
Verdict: Malicious activity
Analysis date: October 20, 2020, 10:45:56
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MD5:

4FE71339058193B209ACD650F29747B2

SHA1:

5CECE87886AFC87523A13932BC67B209CD61F473

SHA256:

BE0D6DE433AEA42F5DB38197BE286903A12F03051743E17C001B695D0C58B6B9

SSDEEP:

6:CanFKeMFJNIWYaiMmogZqD3umFOr5OAnw6JpAG465dl6sS:NsiJMD3uQrwXchsS

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

    • Connects to CnC server

      • iexplore.exe (PID: 3448)

  • SUSPICIOUS

    No suspicious indicators.

  • INFO

    • Reads Internet Cache Settings

      • iexplore.exe (PID: 2572)
      • iexplore.exe (PID: 3448)

    • Reads settings of System Certificates

      • iexplore.exe (PID: 2572)

    • Adds / modifies Windows certificates

      • iexplore.exe (PID: 2572)

    • Reads internet explorer settings

      • iexplore.exe (PID: 3448)

    • Changes settings of System certificates

      • iexplore.exe (PID: 2572)

    • Changes internet zones settings

      • iexplore.exe (PID: 2572)

    • Application launched itself

      • iexplore.exe (PID: 2572)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.
No data.
screenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
38
Monitored processes
2
Malicious processes
0
Suspicious processes
0

Behavior graph

Click at the process to see the details
start iexplore.exe iexplore.exe

Process information

PID
CMD
Path
Indicators
Parent process
2572"C:\Program Files\Internet Explorer\iexplore.exe" http://downloader.aldtop.com/client/ad/26?winver=6.1&sdsoft=257&webid=26&channelid=&softid=1227756&ver=4.5.5.30&usesnum=1&mac=5e626a8ceb54d469da83c5e4e0e19d25&filename=Microsoft%20Office%20Outlook%202020_0131227756.exe&errcode=0&userev=0&encry=1&rnd=20167C:\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
3448"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:2572 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\advapi32.dll
c:\windows\system32\api-ms-win-downlevel-advapi32-l1-1-0.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\iertutil.dll
Total events
536
Read events
458
Write events
76
Delete events
2

Modification events

(PID) Process:(2572) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateLowDateTime
Value:
1276852888
(PID) Process:(2572) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\UrlBlockManager
Operation:writeName:NextCheckForUpdateHighDateTime
Value:
30844622
(PID) Process:(2572) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(2572) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(2572) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
(PID) Process:(2572) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main
Operation:writeName:CompatibilityFlags
Value:
0
(PID) Process:(2572) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings
Operation:writeName:ProxyEnable
Value:
0
(PID) Process:(2572) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections
Operation:writeName:SavedLegacySettings
Value:
46000000A5000000010000000000000000000000000000000000000000000000C0E333BBEAB1D301000000000000000000000000020000001700000000000000FE800000000000007D6CB050D9C573F70B000000000000006D00330032005C004D00530049004D004700330032002E0064006C000100000004AA400014AA4000040000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000C0A8016400000000000000000000000000000000000000000800000000000000805D3F00983740000008000002000000000000600000002060040000B8A94000020000008802000060040000B8A9400004000000F8010000B284000088B64000B84B400043003A000000000000000000000000000000000000000000
(PID) Process:(2572) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
0
(PID) Process:(2572) iexplore.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
1
Executable files
0
Suspicious files
4
Text files
3
Unknown types
2

Dropped files

PID
Process
Filename
Type
2572iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico —
MD5:—
SHA256:—
2572iexplore.exeC:\Users\admin\AppData\Local\Temp\CabBD59.tmp —
MD5:—
SHA256:—
2572iexplore.exeC:\Users\admin\AppData\Local\Temp\TarBD5A.tmp —
MD5:—
SHA256:—
2572iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verBD7B.tmp —
MD5:—
SHA256:—
3448iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\MFAQUS6V\26[1].htmtext
MD5:—
SHA256:—
2572iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\B6QGX7LP\favicon[1].icoimage
MD5:9FB559A691078558E77D6848202F6541
SHA256:6D8A01DC7647BC218D003B58FE04049E24A9359900B7E0CEBAE76EDF85B8B914
2572iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\6BADA8974A10C4BD62CC921D13E43B18_D9817BD5013875AD517DA73475345203binary
MD5:—
SHA256:—
2572iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\6BADA8974A10C4BD62CC921D13E43B18_D9817BD5013875AD517DA73475345203der
MD5:—
SHA256:—
2572iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\versionlist.xmlxml
MD5:095C72688DE7D90E6526DC0D8878F3F6
SHA256:8684403DA59628039E9B4B0D245C5B7E1FAC1242A087DED44EAF3B792E4A231E
2572iexplore.exeC:\Users\admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\6Z2BCOUL\urlblockindex[1].binbinary
MD5:FA518E3DFAE8CA3A0E495460FD60C791
SHA256:775853600060162C4B4E5F883F9FD5A278E61C471B3EE1826396B6D129499AA7
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
13
DNS requests
7
Threats
1

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3448
iexplore.exe
GET
200
60.205.177.239:80
http://downloader.aldtop.com/client/ad/26?winver=6.1&sdsoft=257&webid=26&channelid=&softid=1227756&ver=4.5.5.30&usesnum=1&mac=5e626a8ceb54d469da83c5e4e0e19d25&filename=Microsoft%20Office%20Outlook%202020_0131227756.exe&errcode=0&userev=0&encry=1&rnd=20167
CN
text
20.7 Kb
malicious
2572
iexplore.exe
GET
404
60.205.177.239:80
http://downloader.aldtop.com/favicon.ico
CN
html
169 b
malicious
2572
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8sEMlbBsCTf7jUSfg%2BhWk%3D
US
der
1.47 Kb
whitelisted
2572
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8sEMlbBsCTf7jUSfg%2BhWk%3D
US
der
1.47 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
2572
iexplore.exe
204.79.197.200:80
www.bing.com
Microsoft Corporation
US
whitelisted
2572
iexplore.exe
13.107.21.200:80
www.bing.com
Microsoft Corporation
US
whitelisted
2572
iexplore.exe
60.205.177.239:80
downloader.aldtop.com
Hangzhou Alibaba Advertising Co.,Ltd.
CN
malicious
2572
iexplore.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
3448
iexplore.exe
60.205.177.239:80
downloader.aldtop.com
Hangzhou Alibaba Advertising Co.,Ltd.
CN
malicious
—
—
60.205.177.239:80
downloader.aldtop.com
Hangzhou Alibaba Advertising Co.,Ltd.
CN
malicious
2572
iexplore.exe
152.199.19.161:443
iecvlist.microsoft.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted

DNS requests

Domain
IP
Reputation
downloader.aldtop.com
  • 60.205.177.239
unknown
api.bing.com
  • 13.107.13.80
whitelisted
www.bing.com
  • 204.79.197.200
  • 13.107.21.200
whitelisted
iecvlist.microsoft.com
  • 152.199.19.161
whitelisted
r20swj13mr.microsoft.com
  • 152.199.19.161
whitelisted
ocsp.digicert.com
  • 93.184.220.29
whitelisted

Threats

PID
Process
Class
Message
3448
iexplore.exe
Potentially Bad Traffic
ET MALWARE Downer.B Variant Checkin
No debug info
Interactive malware hunting service ANY.RUN
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Reports
http://downloader.aldtop.com/client/ad/26?winver=6.1&sdsoft=257&webid=26&channelid=&softid=1227756&ver=4.5.5.30&usesnum=1&mac=5e626a8ceb54d469da83c5e4e0e19d25&filename=Microsoft%20Office%20Outlook%202020_0131227756.exe&errcode=0&userev=0&encry=1&rnd=20167