File name:

skid666.rar

Full analysis: https://app.any.run/tasks/b48d980f-2524-431d-93d8-4ea3705dc8ff
Verdict: Malicious activity
Analysis date: November 29, 2020, 07:29:45
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-rar
File info: RAR archive data, v5
MD5:

C3032D9FE0BC43B3185FD7957828ABB2

SHA1:

85EE026D85147C4B2FED7DD4C7E2C0E2E4BB9318

SHA256:

FD31F961E3D61102153D248B9466F7FD8237EAD2C0118892895637F49777870E

SSDEEP:

24576:zINL/VsCYOTEBQmIZT7AX51l/1DQxQOxqbh:oCC/T1ZTEXFC6O0h

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 executable file immediately after starts

      • skidam.exe (PID: 2704)

    • Application was dropped or rewritten from another process

      • skidam.exe (PID: 2704)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 2172)
      • skidam.exe (PID: 2704)

    • Drops a file that was compiled in debug mode

      • WinRAR.exe (PID: 2172)
      • skidam.exe (PID: 2704)

    • Drops a file with too old compile date

      • WinRAR.exe (PID: 2172)

    • Starts Internet Explorer

      • rundll32.exe (PID: 3180)

    • Uses RUNDLL32.EXE to load library

      • WinRAR.exe (PID: 2172)

  • INFO

    • Reads settings of System Certificates

      • iexplore.exe (PID: 2500)
      • iexplore.exe (PID: 1028)

    • Application launched itself

      • iexplore.exe (PID: 1028)

    • Changes internet zones settings

      • iexplore.exe (PID: 1028)

    • Reads internet explorer settings

      • iexplore.exe (PID: 2500)

    • Creates files in the user directory

      • iexplore.exe (PID: 2500)

    • Changes settings of System certificates

      • iexplore.exe (PID: 1028)

    • Adds / modifies Windows certificates

      • iexplore.exe (PID: 1028)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.rar | RAR compressed archive (v5.0) (61.5)
.rar | RAR compressed archive (gen) (38.4)
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
39
Monitored processes
5
Malicious processes
1
Suspicious processes
1

Behavior graph

Click at the process to see the details
drop and start start winrar.exe skidam.exe rundll32.exe no specs iexplore.exe iexplore.exe

Process information

PID
CMD
Path
Indicators
Parent process
1028"C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?LinkId=57426&Ext=configC:\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:\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
2172"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\skid666.rar"C:\Program Files\WinRAR\WinRAR.exe
explorer.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
2500"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:1028 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
2704"C:\Users\admin\AppData\Local\Temp\Rar$EXa2172.34401\Debug\skidam.exe" C:\Users\admin\AppData\Local\Temp\Rar$EXa2172.34401\Debug\skidam.exe
WinRAR.exe
User:
admin
Integrity Level:
MEDIUM
Description:
skidam
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\appdata\local\temp\rar$exa2172.34401\debug\skidam.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
3180"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\admin\AppData\Local\Temp\Rar$DIa2172.38036\skidam.exe.configC:\Windows\system32\rundll32.exe—WinRAR.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows host process (Rundll32)
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\rundll32.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\imagehlp.dll
Total events
1 089
Read events
1 014
Write events
74
Delete events
1

Modification events

(PID) Process:(2172) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(2172) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(2172) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(2172) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\skid666.rar
(PID) Process:(2172) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(2172) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(2172) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(2172) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(2172) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\ArcColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(2172) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\ArcColumnWidths
Operation:writeName:size
Value:
80
Executable files
3
Suspicious files
4
Text files
9
Unknown types
4

Dropped files

PID
Process
Filename
Type
2500iexplore.exeC:\Users\admin\AppData\Local\Temp\Low\Cab1FA2.tmp —
MD5:—
SHA256:—
2500iexplore.exeC:\Users\admin\AppData\Local\Temp\Low\Tar1FA3.tmp —
MD5:—
SHA256:—
2500iexplore.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\U4EL2K09.txt —
MD5:—
SHA256:—
2500iexplore.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\A47Q8MRL.txt —
MD5:—
SHA256:—
2500iexplore.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\A2E0CGRL.txt —
MD5:—
SHA256:—
2500iexplore.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\6VHM1J2X.txt —
MD5:—
SHA256:—
2172WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXa2172.34401\Debug\skidam.exeexecutable
MD5:—
SHA256:—
2172WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$EXa2172.34401\Debug\skidam.pdbpdb
MD5:—
SHA256:—
2500iexplore.exeC:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\6BADA8974A10C4BD62CC921D13E43B18_1DC6D7385EA816C957BA2B715AC5C442binary
MD5:—
SHA256:—
2500iexplore.exeC:\Users\admin\AppData\Roaming\Microsoft\Windows\Cookies\Low\5K1DBU0U.txttext
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
4
TCP/UDP connections
14
DNS requests
5
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
2500
iexplore.exe
GET
302
23.43.214.226:80
http://go.microsoft.com/fwlink/?LinkId=57426&Ext=config
US
—
—
whitelisted
2500
iexplore.exe
GET
301
92.122.188.58:80
http://shell.windows.com/fileassoc/fileassoc.asp?Ext=config
unknown
—
—
whitelisted
2500
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA%2BnRyLFPYjID1ie%2Bx%2BdSjo%3D
US
der
471 b
whitelisted
2500
iexplore.exe
GET
200
93.184.220.29:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTBL0V27RVZ7LBduom%2FnYB45SPUEwQU5Z1ZMIJHWMys%2BghUNoZ7OrUETfACEA%2BnRyLFPYjID1ie%2Bx%2BdSjo%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
—
—
92.122.188.58:80
shell.windows.com
NTT America, Inc.
—
unknown
—
—
23.43.214.226:80
go.microsoft.com
Akamai International B.V.
US
malicious
2500
iexplore.exe
93.184.220.29:80
ocsp.digicert.com
MCI Communications Services, Inc. d/b/a Verizon Business
US
whitelisted
2500
iexplore.exe
204.79.197.200:443
www.bing.com
Microsoft Corporation
US
whitelisted
—
—
204.79.197.200:443
www.bing.com
Microsoft Corporation
US
whitelisted
1028
iexplore.exe
204.79.197.200:443
www.bing.com
Microsoft Corporation
US
whitelisted

DNS requests

Domain
IP
Reputation
go.microsoft.com
  • 23.43.214.226
whitelisted
shell.windows.com
  • 92.122.188.58
  • 92.122.188.53
whitelisted
www.bing.com
  • 204.79.197.200
  • 13.107.21.200
whitelisted
ocsp.digicert.com
  • 93.184.220.29
whitelisted

Threats

No threats detected
No debug info
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Reports
skid666.rar