File name:

delfino.exe_MDE_File_Sample_03da30ac2313e1e055d03f0ee408403eebd61c4b.zip

Full analysis: https://app.any.run/tasks/e97e68a7-15f4-4c9f-8e90-0ee5df8006b6
Verdict: Malicious activity
Analysis date: July 02, 2024, 18:21:40
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, compression method=deflate
MD5:

9E7395D3E18A570C885C0D309D3DDD83

SHA1:

EBFA7B71AE31D5E019C25F04FAFA32A1B73705E9

SHA256:

CB085F4FBC984306BCD689263B3EB149BD45465460496BC07E111AADBBE35CC7

SSDEEP:

98304:tBKwC0bMQYZoTbz6fi9ivhYMPMh8rbLxdPw9Kea/YQhjw8QWY70DEOKy9e+5Y3P2:DTez

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

      • WinRAR.exe (PID: 3344)

  • SUSPICIOUS

    • Reads the BIOS version

      • delfino.exe (PID: 2900)

  • INFO

    • Manual execution by a user

      • delfino.exe (PID: 2900)
      • explorer.exe (PID: 3568)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 3344)

    • Checks supported languages

      • delfino.exe (PID: 2900)

    • Create files in a temporary directory

      • delfino.exe (PID: 2900)
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

ZipRequiredVersion: 20
ZipBitFlag: 0x0001
ZipCompression: Deflated
ZipModifyDate: 2024:07:02 13:37:26
ZipCRC: 0x5012e46c
ZipCompressedSize: 2529061
ZipUncompressedSize: 4248688
ZipFileName: delfino.exe
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
40
Monitored processes
3
Malicious processes
0
Suspicious processes
1

Behavior graph

Click at the process to see the details
start winrar.exe explorer.exe no specs delfino.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2900"C:\Users\admin\Downloads\delfino.exe" C:\Users\admin\Downloads\delfino.exe—explorer.exe
User:
admin
Company:
Wizvera
Integrity Level:
MEDIUM
Description:
WIZVERA Delfino Handler 3.7.0.0
Exit code:
4294967295
Version:
3.7.0.0
Modules
Images
c:\users\admin\downloads\delfino.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\advapi32.dll
3344"C:\Program Files\WinRAR\WinRAR.exe" C:\Users\admin\AppData\Local\Temp\delfino.exe_MDE_File_Sample_03da30ac2313e1e055d03f0ee408403eebd61c4b.zipC:\Program Files\WinRAR\WinRAR.exe
explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
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\comdlg32.dll
3568"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:\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\gdi32.dll
c:\windows\system32\user32.dll
Total events
3 753
Read events
3 733
Write events
20
Delete events
0

Modification events

(PID) Process:(3344) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(3344) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(3344) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3344) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:3
Value:
C:\Users\admin\Desktop\phacker.zip
(PID) Process:(3344) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:2
Value:
C:\Users\admin\Desktop\Win7-KB3191566-x86.zip
(PID) Process:(3344) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:1
Value:
C:\Users\admin\Desktop\curl-8.5.0_1-win32-mingw.zip
(PID) Process:(3344) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\delfino.exe_MDE_File_Sample_03da30ac2313e1e055d03f0ee408403eebd61c4b.zip
(PID) Process:(3344) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(3344) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(3344) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
Executable files
1
Suspicious files
0
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
2900delfino.exeC:\Users\admin\AppData\Local\Temp\delfino_exit_cause.logtext
MD5:DD044F7BE388571FE156A5265D0B4319
SHA256:D48FE9211579CDB939713F824EFDA73FF4DBD2602D9855E38C78C7272FF3E587
3344WinRAR.exeC:\Users\admin\Downloads\delfino.exeexecutable
MD5:21CF0E23172FAC8BCAA1F2AA8A47A6C5
SHA256:F0F548BB8C4D480040B7AD8D4EB1F000F8D29BDBA0E6D5C49089C6FE89A5905C
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
11
DNS requests
5
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
1372
svchost.exe
GET
304
23.50.131.205:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?33775f6043c93e33
unknown
—
—
unknown
1060
svchost.exe
GET
304
23.50.131.206:80
http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/disallowedcertstl.cab?a9f83325acc8ca75
unknown
—
—
unknown
1372
svchost.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
unknown
1372
svchost.exe
GET
200
2.21.20.133:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
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
4
System
192.168.100.255:137
—
—
—
whitelisted
1372
svchost.exe
20.73.194.208:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
2564
svchost.exe
239.255.255.250:3702
—
—
—
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
1060
svchost.exe
224.0.0.252:5355
—
—
—
unknown
1372
svchost.exe
23.50.131.205:80
ctldl.windowsupdate.com
Akamai International B.V.
DE
unknown
1372
svchost.exe
2.21.20.133:80
crl.microsoft.com
Akamai International B.V.
DE
unknown
1372
svchost.exe
184.30.21.171:80
www.microsoft.com
AKAMAI-AS
DE
unknown
1060
svchost.exe
23.50.131.206:80
ctldl.windowsupdate.com
Akamai International B.V.
DE
unknown

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 20.73.194.208
whitelisted
ctldl.windowsupdate.com
  • 23.50.131.205
  • 23.50.131.213
  • 23.50.131.216
  • 23.50.131.208
  • 23.50.131.221
  • 23.50.131.206
  • 23.50.131.200
  • 23.50.131.209
whitelisted
crl.microsoft.com
  • 2.21.20.133
  • 2.21.20.137
whitelisted
www.microsoft.com
  • 184.30.21.171
whitelisted

Threats

No threats detected
No debug info
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Reports
delfino.exe_MDE_File_Sample_03da30ac2313e1e055d03f0ee408403eebd61c4b.zip