download:

Krnl.zip

Full analysis: https://app.any.run/tasks/16c63ed9-442b-4a28-a23c-f9820d9dd99c
Verdict: Malicious activity
Analysis date: September 18, 2020, 16:12:33
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/zip
File info: Zip archive data, at least v1.0 to extract
MD5:

911C22AA65FEAD31137C3A5C2FFDEC47

SHA1:

424F005A9CBD0BE25EBCD3FCB441B52FC0FDE455

SHA256:

9577DBA9CB9D9EEA6CE85FB255562BB9141F6927C3F8B595EFCBAC915A852F5E

SSDEEP:

6144:IqRjYIdbhnMKW4MhM4ClJbjzThLTRP9n3H:7RjYIdbhnrI+4ClRzTvx3H

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

    • Loads dropped or rewritten executable

      • SearchProtocolHost.exe (PID: 3464)
      • Krnl.exe (PID: 2840)
      • Krnl.exe (PID: 588)
      • Krnl.exe (PID: 2256)
      • Krnl.exe (PID: 2896)
      • Krnl.exe (PID: 2428)

    • Application was dropped or rewritten from another process

      • Krnl.exe (PID: 2944)
      • Krnl.exe (PID: 2840)
      • Krnl.exe (PID: 588)
      • Krnl.exe (PID: 2256)
      • Krnl.exe (PID: 2428)
      • Krnl.exe (PID: 2896)

  • SUSPICIOUS

    • Uses TASKKILL.EXE to kill process

      • cmd.exe (PID: 1784)
      • cmd.exe (PID: 3200)
      • cmd.exe (PID: 3176)
      • cmd.exe (PID: 3964)
      • cmd.exe (PID: 3920)

    • Starts CMD.EXE for commands execution

      • Krnl.exe (PID: 588)
      • Krnl.exe (PID: 2256)
      • Krnl.exe (PID: 2840)
      • Krnl.exe (PID: 2896)
      • Krnl.exe (PID: 2428)

    • Executable content was dropped or overwritten

      • WinRAR.exe (PID: 2576)

  • INFO

    • Manual execution by user

      • Krnl.exe (PID: 2944)
      • Krnl.exe (PID: 2256)
      • Krnl.exe (PID: 588)
      • Krnl.exe (PID: 2840)
      • Krnl.exe (PID: 2428)
      • Krnl.exe (PID: 2896)
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: 10
ZipBitFlag: -
ZipCompression: None
ZipModifyDate: 2020:09:18 04:59:29
ZipCRC: 0x00000000
ZipCompressedSize: -
ZipUncompressedSize: -
ZipFileName: Krnl/
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
64
Monitored processes
18
Malicious processes
0
Suspicious processes
5

Behavior graph

Click at the process to see the details
start winrar.exe krnl.exe searchprotocolhost.exe no specs krnl.exe no specs cmd.exe no specs taskkill.exe no specs krnl.exe no specs cmd.exe no specs taskkill.exe no specs krnl.exe no specs cmd.exe no specs taskkill.exe no specs krnl.exe no specs cmd.exe no specs taskkill.exe no specs krnl.exe no specs cmd.exe no specs taskkill.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
588"C:\Users\admin\Desktop\Krnl.exe" C:\Users\admin\Desktop\Krnl.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\desktop\krnl.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
780taskkill /f /im Discord.exeC:\Windows\system32\taskkill.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Terminates Processes
Exit code:
128
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\advapi32.dll
c:\windows\system32\cryptbase.dll
c:\windows\system32\cmd.exe
c:\windows\system32\rpcrt4.dll
c:\windows\system32\msctf.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\lpk.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\taskkill.exe
1076taskkill /f /im Discord.exeC:\Windows\system32\taskkill.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Terminates Processes
Exit code:
128
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\taskkill.exe
c:\systemroot\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\version.dll
c:\windows\system32\user32.dll
1088taskkill /f /im Discord.exeC:\Windows\system32\taskkill.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Terminates Processes
Exit code:
128
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\taskkill.exe
c:\systemroot\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\version.dll
c:\windows\system32\user32.dll
1784C:\Windows\system32\cmd.exe /c taskkill /f /im Discord.exeC:\Windows\system32\cmd.exe—Krnl.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Command Processor
Exit code:
128
Version:
6.1.7601.17514 (win7sp1_rtm.101119-1850)
Modules
Images
c:\windows\system32\cmd.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\winbrand.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
1920taskkill /f /im Discord.exeC:\Windows\system32\taskkill.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Terminates Processes
Exit code:
128
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\taskkill.exe
c:\systemroot\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\version.dll
c:\windows\system32\user32.dll
2256"C:\Users\admin\Desktop\Krnl.exe" C:\Users\admin\Desktop\Krnl.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\desktop\krnl.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
2428"C:\Users\admin\Desktop\Krnl.exe" C:\Users\admin\Desktop\Krnl.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\desktop\krnl.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
2576"C:\Program Files\WinRAR\WinRAR.exe" "C:\Users\admin\AppData\Local\Temp\Krnl.zip"C:\Program Files\WinRAR\WinRAR.exe
explorer.exe
User:
admin
Company:
Alexander Roshal
Integrity Level:
MEDIUM
Description:
WinRAR archiver
Exit code:
0
Version:
5.60.0
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
2840"C:\Users\admin\Desktop\Krnl.exe" C:\Users\admin\Desktop\Krnl.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Version:
1.0.0.0
Modules
Images
c:\users\admin\desktop\krnl.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\microsoft.net\framework\v4.0.30319\mscoreei.dll
Total events
482
Read events
470
Write events
12
Delete events
0

Modification events

(PID) Process:(2576) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtBMP
Value:
(PID) Process:(2576) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\Interface\Themes
Operation:writeName:ShellExtIcon
Value:
(PID) Process:(2576) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(2576) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\ArcHistory
Operation:writeName:0
Value:
C:\Users\admin\AppData\Local\Temp\Krnl.zip
(PID) Process:(2576) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:name
Value:
120
(PID) Process:(2576) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:size
Value:
80
(PID) Process:(2576) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:type
Value:
120
(PID) Process:(2576) WinRAR.exeKey:HKEY_CURRENT_USER\Software\WinRAR\FileList\FileColumnWidths
Operation:writeName:mtime
Value:
100
(PID) Process:(2576) WinRAR.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:@C:\Windows\system32\notepad.exe,-469
Value:
Text Document
(PID) Process:(3464) SearchProtocolHost.exeKey:HKEY_USERS\.DEFAULT\Software\Classes\Local Settings\MuiCache\13B\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
Executable files
2
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
2576WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa2576.43240\Krnl\aes.dll —
MD5:—
SHA256:—
2576WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa2576.43240\Krnl\aeskey.data —
MD5:—
SHA256:—
2576WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa2576.43240\Krnl\README.txt —
MD5:—
SHA256:—
2576WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa2576.40779\Krnl\Krnl.exeexecutable
MD5:—
SHA256:—
2576WinRAR.exeC:\Users\admin\AppData\Local\Temp\Rar$DRa2576.43240\Krnl\Krnl.exeexecutable
MD5:—
SHA256:—
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
0
DNS requests
0
Threats
0

HTTP requests

No HTTP requests
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

No data

DNS requests

No data

Threats

No threats detected
No debug info
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Reports
Krnl.zip