File name:

WinX.SUNBURST.zip

Full analysis: https://app.any.run/tasks/8bfe8ec1-e73b-4b33-a138-ae4bd69cf243
Verdict: Malicious activity
Analysis date: April 10, 2024, 22:16:36
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/zip
File info: Zip archive data, at least v6.3 to extract, compression method=AES Encrypted
MD5:

31B50E5FBF4B123B6F32FC28EDD0BA86

SHA1:

47B55DC480268E654AD0C7519F85FC53D06D87E2

SHA256:

8127165190392DCD41A6F55FE81E0494AAF04B717CDE9F135199C2CAFA170828

SSDEEP:

49152:+PQGySwiFLaZwglAMMFyGuA0BAxugAlrsqrsntCS/5RfDEqddIpELtQ4gFbku8My:+BNMvlAMMMGuP6KrsncS/5REISnZ8FNP

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: 2120)

  • SUSPICIOUS

    • Application launched itself

      • WinRAR.exe (PID: 2120)

    • Reads security settings of Internet Explorer

      • WinRAR.exe (PID: 2860)
      • WinRAR.exe (PID: 2120)

    • Reads the Internet Settings

      • rundll32.exe (PID: 3996)
      • rundll32.exe (PID: 3416)
      • rundll32.exe (PID: 3268)
      • rundll32.exe (PID: 3348)
      • rundll32.exe (PID: 3024)

    • Uses RUNDLL32.EXE to load library

      • WinRAR.exe (PID: 2860)
      • iexplore.exe (PID: 3548)

  • INFO

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 2860)
      • firefox.exe (PID: 3180)
      • iexplore.exe (PID: 3548)

    • Reads security settings of Internet Explorer

      • rundll32.exe (PID: 3996)
      • rundll32.exe (PID: 3416)
      • rundll32.exe (PID: 3268)
      • rundll32.exe (PID: 3348)
      • rundll32.exe (PID: 3024)

    • Application launched itself

      • firefox.exe (PID: 2756)
      • firefox.exe (PID: 3180)
      • iexplore.exe (PID: 3548)
      • firefox.exe (PID: 2320)

    • Drops the executable file immediately after the start

      • WinRAR.exe (PID: 2860)
      • firefox.exe (PID: 3180)
      • iexplore.exe (PID: 3548)

    • Modifies the phishing filter of IE

      • iexplore.exe (PID: 3548)

    • Manual execution by a user

      • rundll32.exe (PID: 3024)
      • explorer.exe (PID: 3876)
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: 63
ZipBitFlag: 0x0003
ZipCompression: Unknown (99)
ZipModifyDate: 2020:12:19 00:14:10
ZipCRC: 0x9d4c57be
ZipCompressedSize: 1017994
ZipUncompressedSize: 1004677
ZipFileName: WinX.SUNBURST.zip
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
64
Monitored processes
24
Malicious processes
1
Suspicious processes
2

Behavior graph

Click at the process to see the details
start winrar.exe no specs winrar.exe rundll32.exe no specs firefox.exe no specs firefox.exe firefox.exe no specs firefox.exe no specs firefox.exe no specs firefox.exe no specs firefox.exe no specs firefox.exe no specs firefox.exe no specs firefox.exe no specs rundll32.exe no specs iexplore.exe iexplore.exe rundll32.exe no specs iexplore.exe no specs rundll32.exe no specs iexplore.exe no specs explorer.exe no specs rundll32.exe no specs firefox.exe no specs firefox.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1124"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3180.6.930729102\1047270101" -childID 5 -isForBrowser -prefsHandle 4468 -prefMapHandle 4528 -prefsLen 29156 -prefMapSize 244195 -jsInitHandle 884 -jsInitLen 240908 -parentBuildID 20230710165010 -appDir "C:\Program Files\Mozilla Firefox\browser" - {552578ea-d1b9-43d2-b39e-6e66e6fcaa4e} 3180 "\\.\pipe\gecko-crash-server-pipe.3180" 4480 22ce5280 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
115.0.2
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\msasn1.dll
c:\program files\mozilla firefox\msvcp140.dll
c:\program files\mozilla firefox\vcruntime140.dll
1484"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3180.3.783819011\1915624067" -childID 2 -isForBrowser -prefsHandle 3036 -prefMapHandle 3016 -prefsLen 34225 -prefMapSize 244195 -jsInitHandle 884 -jsInitLen 240908 -parentBuildID 20230710165010 -appDir "C:\Program Files\Mozilla Firefox\browser" - {c3d76027-ebff-4dea-a0a4-fb8f21e74bee} 3180 "\\.\pipe\gecko-crash-server-pipe.3180" 3044 1f13cc90 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
115.0.2
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\msasn1.dll
c:\program files\mozilla firefox\msvcp140.dll
c:\program files\mozilla firefox\vcruntime140.dll
1556"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3180.2.1168079644\37903254" -childID 1 -isForBrowser -prefsHandle 2076 -prefMapHandle 2072 -prefsLen 29565 -prefMapSize 244195 -jsInitHandle 884 -jsInitLen 240908 -parentBuildID 20230710165010 -appDir "C:\Program Files\Mozilla Firefox\browser" - {16cd1cfa-48a8-4efa-a26b-99ffa248d820} 3180 "\\.\pipe\gecko-crash-server-pipe.3180" 2088 1b5736d0 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
115.0.2
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\msasn1.dll
c:\program files\mozilla firefox\msvcp140.dll
c:\program files\mozilla firefox\vcruntime140.dll
2120"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\WinX.SUNBURST.zip"C:\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
2124"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\admin\AppData\Local\Temp\Rar$DIb2860.45771\ce77d116a074dab7a22a0fd4f2c1ab475f16eec42e1ded3c0b0aa8211fe858d6C:\Program Files\Internet Explorer\iexplore.exe—rundll32.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:\windows\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
2148"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3180.0.1768444867\1026351294" -parentBuildID 20230710165010 -prefsHandle 1124 -prefMapHandle 1116 -prefsLen 28523 -prefMapSize 244195 -appDir "C:\Program Files\Mozilla Firefox\browser" - {cdfdadf0-05e8-416e-a06d-3a72d006d265} 3180 "\\.\pipe\gecko-crash-server-pipe.3180" 1196 160a8430 gpuC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
115.0.2
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\msasn1.dll
c:\program files\mozilla firefox\msvcp140.dll
c:\program files\mozilla firefox\vcruntime140.dll
2320"C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "C:\Users\admin\Downloads\ce77d116a074dab7a22a0fd4f2c1ab475f16eec42e1ded3c0b0aa8211fe858d6"C:\Program Files\Mozilla Firefox\firefox.exe—rundll32.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
115.0.2
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\msasn1.dll
c:\program files\mozilla firefox\msvcp140.dll
c:\program files\mozilla firefox\vcruntime140.dll
2344"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3180.4.1005700025\1873051992" -childID 3 -isForBrowser -prefsHandle 4248 -prefMapHandle 4168 -prefsLen 29102 -prefMapSize 244195 -jsInitHandle 884 -jsInitLen 240908 -parentBuildID 20230710165010 -appDir "C:\Program Files\Mozilla Firefox\browser" - {5fb6d4f5-e0cf-4a6c-9ccd-7f806784c821} 3180 "\\.\pipe\gecko-crash-server-pipe.3180" 4256 1c4ebb20 tabC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
115.0.2
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\msasn1.dll
c:\program files\mozilla firefox\msvcp140.dll
c:\program files\mozilla firefox\vcruntime140.dll
2644"C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel="3180.1.2079629077\950518571" -parentBuildID 20230710165010 -prefsHandle 1420 -prefMapHandle 1416 -prefsLen 28600 -prefMapSize 244195 -appDir "C:\Program Files\Mozilla Firefox\browser" - {847ec8ad-dbda-4fc9-9ee0-5cf4fbd86420} 3180 "\\.\pipe\gecko-crash-server-pipe.3180" 1432 16012f40 socketC:\Program Files\Mozilla Firefox\firefox.exe—firefox.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
LOW
Description:
Firefox
Version:
115.0.2
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\msasn1.dll
c:\program files\mozilla firefox\msvcp140.dll
c:\program files\mozilla firefox\vcruntime140.dll
2756"C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "C:\Users\admin\AppData\Local\Temp\Rar$DIb2860.41860\ce77d116a074dab7a22a0fd4f2c1ab475f16eec42e1ded3c0b0aa8211fe858d6"C:\Program Files\Mozilla Firefox\firefox.exe—rundll32.exe
User:
admin
Company:
Mozilla Corporation
Integrity Level:
MEDIUM
Description:
Firefox
Exit code:
0
Version:
115.0.2
Modules
Images
c:\program files\mozilla firefox\firefox.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\program files\mozilla firefox\mozglue.dll
c:\windows\system32\crypt32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\msasn1.dll
c:\program files\mozilla firefox\msvcp140.dll
c:\program files\mozilla firefox\vcruntime140.dll
Total events
57 875
Read events
57 244
Write events
584
Delete events
47

Modification events

(PID) Process:(2120) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(2120) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(2120) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(2120) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:3
Value:
C:\Users\admin\Desktop\phacker.zip
(PID) Process:(2120) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:2
Value:
C:\Users\admin\Desktop\Win7-KB3191566-x86.zip
(PID) Process:(2120) 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:(2120) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\WinX.SUNBURST.zip
(PID) Process:(2120) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(2120) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(2120) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
Executable files
15
Suspicious files
81
Text files
37
Unknown types
52

Dropped files

PID
Process
Filename
Type
2120WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DIb2120.40163\WinX.SUNBURST.zipcompressed
MD5:—
SHA256:—
2860WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXb2860.40849\019085a76ba7126fff22770d71bd901c325fc68ac55aa743327984e89f4b0134.exeexecutable
MD5:—
SHA256:—
2860WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXb2860.40849\32519b85c0b422e4656de6e6c41878e95fd95026267daab4215ee59c107d6c77.exeexecutable
MD5:—
SHA256:—
2860WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXb2860.40849\ce77d116a074dab7a22a0fd4f2c1ab475f16eec42e1ded3c0b0aa8211fe858d6executable
MD5:—
SHA256:—
2860WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DIb2860.41860\ce77d116a074dab7a22a0fd4f2c1ab475f16eec42e1ded3c0b0aa8211fe858d6executable
MD5:—
SHA256:—
3180firefox.exeC:\Users\admin\AppData\Local\Mozilla\Firefox\Profiles\qldyz51w.default\startupCache\urlCache-current.binbinary
MD5:—
SHA256:—
3180firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\cookies.sqlite-shmbinary
MD5:—
SHA256:—
3180firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.json.tmpbinary
MD5:—
SHA256:—
3180firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\sessionCheckpoints.jsonbinary
MD5:—
SHA256:—
3180firefox.exeC:\Users\admin\AppData\Roaming\Mozilla\Firefox\Profiles\qldyz51w.default\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite-shmbinary
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
32
TCP/UDP connections
68
DNS requests
132
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
3180
firefox.exe
GET
200
34.107.221.82:80
http://detectportal.firefox.com/canonical.html
unknown
—
—
unknown
3180
firefox.exe
GET
200
34.107.221.82:80
http://detectportal.firefox.com/success.txt?ipv4
unknown
—
—
unknown
3180
firefox.exe
POST
200
95.101.54.130:80
http://r3.o.lencr.org/
unknown
—
—
unknown
3180
firefox.exe
POST
200
95.101.54.130:80
http://r3.o.lencr.org/
unknown
—
—
unknown
3180
firefox.exe
POST
200
172.217.16.195:80
http://ocsp.pki.goog/gts1c3
unknown
—
—
unknown
3180
firefox.exe
POST
200
95.101.54.130:80
http://r3.o.lencr.org/
unknown
—
—
unknown
3180
firefox.exe
POST
200
95.101.54.130:80
http://r3.o.lencr.org/
unknown
—
—
unknown
3180
firefox.exe
POST
200
172.217.16.195:80
http://ocsp.pki.goog/gts1c3
unknown
—
—
unknown
3180
firefox.exe
POST
200
95.101.54.130:80
http://r3.o.lencr.org/
unknown
—
—
unknown
3180
firefox.exe
POST
200
95.101.54.130:80
http://r3.o.lencr.org/
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
192.168.100.255:138
—
—
—
whitelisted
—
—
224.0.0.252:5355
—
—
—
unknown
4
System
192.168.100.255:137
—
—
—
whitelisted
1080
svchost.exe
224.0.0.252:5355
—
—
—
unknown
3180
firefox.exe
34.107.221.82:80
detectportal.firefox.com
GOOGLE
US
whitelisted
3180
firefox.exe
34.117.237.239:443
contile.services.mozilla.com
GOOGLE-CLOUD-PLATFORM
US
unknown
3180
firefox.exe
34.117.188.166:443
spocs.getpocket.com
GOOGLE-CLOUD-PLATFORM
US
unknown
3180
firefox.exe
34.149.100.209:443
firefox.settings.services.mozilla.com
GOOGLE
US
unknown
3180
firefox.exe
95.101.54.130:80
r3.o.lencr.org
Akamai International B.V.
DE
unknown
3180
firefox.exe
216.58.212.170:443
safebrowsing.googleapis.com
GOOGLE
US
whitelisted

DNS requests

Domain
IP
Reputation
detectportal.firefox.com
  • 34.107.221.82
whitelisted
prod.detectportal.prod.cloudops.mozgcp.net
  • 34.107.221.82
  • 2600:1901:0:38d7::
whitelisted
example.org
  • 93.184.216.34
whitelisted
ipv4only.arpa
  • 192.0.0.170
  • 192.0.0.171
whitelisted
contile.services.mozilla.com
  • 34.117.237.239
whitelisted
spocs.getpocket.com
  • 34.117.188.166
shared
prod.ads.prod.webservices.mozgcp.net
  • 34.117.188.166
unknown
firefox.settings.services.mozilla.com
  • 34.149.100.209
whitelisted
r3.o.lencr.org
  • 95.101.54.130
  • 2.16.202.115
  • 2.16.202.112
  • 95.101.54.107
  • 2.16.202.121
  • 95.101.54.203
  • 95.101.54.211
  • 95.101.54.131
  • 95.101.54.139
  • 95.101.54.136
  • 2.16.202.123
  • 95.101.54.120
  • 2.16.202.128
  • 95.101.54.138
  • 95.101.54.137
  • 95.101.54.145
shared
prod.remote-settings.prod.webservices.mozgcp.net
  • 34.149.100.209
whitelisted

Threats

No threats detected
No debug info
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Reports
WinX.SUNBURST.zip