File name:

rule34.xxx_downloader.zip

Full analysis: https://app.any.run/tasks/c0b5b591-c9d0-4fe8-9e8a-2ddef033af40
Verdict: Malicious activity
Analysis date: February 06, 2022, 15:07:04
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/zip
File info: Zip archive data, at least v2.0 to extract
MD5:

5E9BED728A606610EEC137F5DDCFA049

SHA1:

C26B314946C1BF002C906652872EFC3F3594CB5A

SHA256:

5F5235E87E74890465D2BC45178B14F2B2BD869BAB3747425C852B6609855045

SSDEEP:

12288:4RZEVeP1zpihYljNcKb37bvqqbPvCtEfwTPyn0:4Lqi7sKhLb37+M6tEp0

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

    • Application was dropped or rewritten from another process

      • r34dl_installer.exe (PID: 3256)
      • r34dl_installer.exe (PID: 3736)
      • Rule34.xxx Downloader.exe (PID: 2756)

  • SUSPICIOUS

    • Reads the computer name

      • WinRAR.exe (PID: 3748)
      • r34dl_installer.exe (PID: 3736)
      • Rule34.xxx Downloader.exe (PID: 2756)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 3748)
      • r34dl_installer.exe (PID: 3736)

    • Checks supported languages

      • WinRAR.exe (PID: 3748)
      • r34dl_installer.exe (PID: 3736)
      • Rule34.xxx Downloader.exe (PID: 2756)

    • Creates a directory in Program Files

      • r34dl_installer.exe (PID: 3736)

    • Creates files in the program directory

      • r34dl_installer.exe (PID: 3736)

    • Drops a file that was compiled in debug mode

      • r34dl_installer.exe (PID: 3736)

    • Starts Internet Explorer

      • Rule34.xxx Downloader.exe (PID: 2756)

    • Reads Microsoft Outlook installation path

      • iexplore.exe (PID: 3636)

  • INFO

    • Dropped object may contain Bitcoin addresses

      • WinRAR.exe (PID: 3748)
      • iexplore.exe (PID: 3636)

    • Manual execution by user

      • r34dl_installer.exe (PID: 3256)
      • r34dl_installer.exe (PID: 3736)

    • Checks supported languages

      • iexplore.exe (PID: 3236)
      • iexplore.exe (PID: 3636)

    • Reads the computer name

      • iexplore.exe (PID: 3236)
      • iexplore.exe (PID: 3636)

    • Application launched itself

      • iexplore.exe (PID: 3236)

    • Checks Windows Trust Settings

      • iexplore.exe (PID: 3636)
      • iexplore.exe (PID: 3236)

    • Reads settings of System Certificates

      • iexplore.exe (PID: 3636)
      • iexplore.exe (PID: 3236)

    • Changes settings of System certificates

      • iexplore.exe (PID: 3636)

    • Changes internet zones settings

      • iexplore.exe (PID: 3236)

    • Adds / modifies Windows certificates

      • iexplore.exe (PID: 3636)

    • Creates files in the user directory

      • iexplore.exe (PID: 3636)

    • Reads internet explorer settings

      • iexplore.exe (PID: 3636)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.zip | ZIP compressed archive (100)

EXIF

ZIP

ZipFileName: r34dl_installer.exe
ZipUncompressedSize: 743465
ZipCompressedSize: 506433
ZipCRC: 0xd22340b0
ZipModifyDate: 2018:03:04 05:15:29
ZipCompression: Deflated
ZipBitFlag: -
ZipRequiredVersion: 20
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
47
Monitored processes
6
Malicious processes
1
Suspicious processes
1

Behavior graph

Click at the process to see the details
start drop and start winrar.exe r34dl_installer.exe no specs r34dl_installer.exe rule34.xxx downloader.exe no specs iexplore.exe iexplore.exe

Process information

PID
CMD
Path
Indicators
Parent process
2756"C:\Program Files\R34DAX\Rule34.xxx Downloader\Rule34.xxx Downloader.exe"C:\Program Files\R34DAX\Rule34.xxx Downloader\Rule34.xxx Downloader.exe—r34dl_installer.exe
User:
admin
Integrity Level:
HIGH
Description:
Rule34.xxx Downloader
Exit code:
2148734720
Version:
1.0.2.0
Modules
Images
c:\program files\r34dax\rule34.xxx downloader\rule34.xxx downloader.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
3236"C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch&plcid=0x409&o1=.NETFramework,Version=v4.7.1&processName=Rule34.xxx Downloader.exe&platform=0000&osver=5&isServer=0&shimver=4.0.30319.34209C:\Program Files\Internet Explorer\iexplore.exe
Rule34.xxx Downloader.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
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\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\api-ms-win-downlevel-version-l1-1-0.dll
c:\windows\system32\user32.dll
3256"C:\Users\admin\Desktop\rule34.xxx_downloader\r34dl_installer.exe" C:\Users\admin\Desktop\rule34.xxx_downloader\r34dl_installer.exe—Explorer.EXE
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
Modules
Images
c:\users\admin\desktop\rule34.xxx_downloader\r34dl_installer.exe
c:\windows\system32\ntdll.dll
3636"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:3236 CREDAT:275457 /prefetch:2C:\Program Files\Internet Explorer\iexplore.exe
iexplore.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
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\kernelbase.dll
c:\windows\system32\kernel32.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\api-ms-win-downlevel-version-l1-1-0.dll
3736"C:\Users\admin\Desktop\rule34.xxx_downloader\r34dl_installer.exe" C:\Users\admin\Desktop\rule34.xxx_downloader\r34dl_installer.exe
Explorer.EXE
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\windows\system32\ntdll.dll
c:\users\admin\desktop\rule34.xxx_downloader\r34dl_installer.exe
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\usp10.dll
c:\windows\system32\advapi32.dll
3748"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\Desktop\rule34.xxx_downloader.zip"C:\Program Files\WinRAR\WinRAR.exe
Explorer.EXE
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.91.0
Modules
Images
c:\program files\winrar\winrar.exe
c:\windows\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\shlwapi.dll
Total events
17 855
Read events
17 676
Write events
179
Delete events
0

Modification events

(PID) Process:(3748) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(3748) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(3748) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\16C\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3748) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:2
Value:
C:\Users\admin\Desktop\virtio_ivshmem_master_build.zip
(PID) Process:(3748) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:1
Value:
C:\Users\admin\Desktop\Win7-KB3191566-x86.zip
(PID) Process:(3748) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\Desktop\rule34.xxx_downloader.zip
(PID) Process:(3748) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(3748) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(3748) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(3748) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
Executable files
3
Suspicious files
11
Text files
41
Unknown types
11

Dropped files

PID
Process
Filename
Type
3748WinRAR.exeC:\Users\admin\Desktop\rule34.xxx_downloader\r34dl_installer.exeexecutable
MD5:—
SHA256:—
3736r34dl_installer.exeC:\Users\admin\AppData\Local\Temp\IF{63839391-6834-4B86-A694-D36C1D8DB405}\Desktop.dattext
MD5:—
SHA256:—
3736r34dl_installer.exeC:\Program Files\R34DAX\Rule34.xxx Downloader\Rule34.xxx Downloader.exeexecutable
MD5:—
SHA256:—
3736r34dl_installer.exeC:\Users\admin\AppData\Local\Temp\IF{63839391-6834-4B86-A694-D36C1D8DB405}\licence.rtftext
MD5:—
SHA256:—
3736r34dl_installer.exeC:\Program Files\R34DAX\Rule34.xxx Downloader\HtmlAgilityPack.pdbpdb
MD5:—
SHA256:—
3736r34dl_installer.exeC:\Program Files\R34DAX\Rule34.xxx Downloader\Rule34.xxx Downloader.pdbpdb
MD5:—
SHA256:—
3736r34dl_installer.exeC:\USERS\PUBLIC\DESKTOP\Rule34.xxx Downloader.lnklnk
MD5:—
SHA256:—
3636iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157binary
MD5:—
SHA256:—
3636iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\6BADA8974A10C4BD62CC921D13E43B18_711ED44619924BA6DC33E69F97E7FF63der
MD5:—
SHA256:—
3736r34dl_installer.exeC:\Users\admin\AppData\Local\Temp\IF{63839391-6834-4B86-A694-D36C1D8DB405}\Setup.cabcompressed
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
8
TCP/UDP connections
30
DNS requests
17
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3636
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA8Ull8gIGmZT9XHrHiJQeI%3D
US
der
1.47 Kb
whitelisted
3636
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAbY2QTVWENG9oovp1QifsQ%3D
US
der
471 b
whitelisted
3636
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAH9o%2BtuynXIiEOLckvPvJE%3D
US
der
471 b
whitelisted
3636
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA9bw6F2y3ieICDHiTyBZ7Q%3D
US
der
1.47 Kb
whitelisted
3636
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
US
der
471 b
whitelisted
3636
iexplore.exe
GET
200
209.197.3.8:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?2b450eed2f3c397a
US
compressed
4.70 Kb
whitelisted
3636
iexplore.exe
GET
200
209.197.3.8:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?b50da259449b16b3
US
compressed
4.70 Kb
whitelisted
3636
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEALnkXH7gCHpP%2BLZg4NMUMA%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
3636
iexplore.exe
209.197.3.8:80
ctldl.windowsupdate.com
Highwinds Network Group, Inc.
US
whitelisted
3636
iexplore.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
3636
iexplore.exe
92.123.195.43:443
statics-marketingsites-wcus-ms-com.akamaized.net
Akamai International B.V.
—
whitelisted
3636
iexplore.exe
13.107.213.69:443
dotnet.microsoft.com
Microsoft Corporation
US
suspicious
—
—
204.79.197.200:443
www.bing.com
Microsoft Corporation
US
whitelisted
3636
iexplore.exe
40.78.253.202:443
dc.services.visualstudio.com
Microsoft Corporation
US
unknown
3636
iexplore.exe
152.199.19.161:443
iecvlist.microsoft.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
3236
iexplore.exe
152.199.19.161:443
iecvlist.microsoft.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
3636
iexplore.exe
104.89.38.104:443
go.microsoft.com
Akamai Technologies, Inc.
NL
malicious
3636
iexplore.exe
13.107.246.69:443
dotnet.microsoft.com
Microsoft Corporation
US
suspicious

DNS requests

Domain
IP
Reputation
go.microsoft.com
  • 104.89.38.104
whitelisted
ctldl.windowsupdate.com
  • 209.197.3.8
whitelisted
ocsp.digicert.com
  • 93.184.220.29
whitelisted
dotnet.microsoft.com
  • 13.107.246.69
  • 13.107.213.69
whitelisted
www.microsoft.com
  • 2.21.143.74
whitelisted
statics-marketingsites-wcus-ms-com.akamaized.net
  • 92.123.195.43
  • 92.123.195.99
whitelisted
img-prod-cms-rt-microsoft-com.akamaized.net
  • 92.123.195.50
  • 92.123.195.35
whitelisted
az416426.vo.msecnd.net
  • 152.199.21.175
whitelisted
wcpstatic.microsoft.com
  • 13.107.213.69
  • 13.107.246.69
whitelisted
api.bing.com
  • 13.107.5.80
whitelisted

Threats

No threats detected
No debug info
Interactive malware hunting service ANY.RUN
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Reports
rule34.xxx_downloader.zip