File name:

Kotcka Tweaker v4.exe

Full analysis: https://app.any.run/tasks/bf248782-1ba7-4f44-9bcc-4318ffb2cc72
Verdict: Malicious activity
Analysis date: July 12, 2020, 22:04:15
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (console) Intel 80386, for MS Windows
MD5:

8662FA9C73D844D1641688A504ACF5F5

SHA1:

8F4C186BBA9BC998E9404C2CACF1195459024ED5

SHA256:

13F60A51C29E11432269960360A2E73951F3405C0FE3AD9986AA20536A9D63AF

SSDEEP:

3072:B7fh+rObnKbkSCxcBBORETWQAvdGWmYK0c:B7fGObaAcnTlAvdGWmJ

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

    No malicious indicators.

  • SUSPICIOUS

    • Starts CMD.EXE for commands execution

      • cmd.exe (PID: 4080)
      • Kotcka Tweaker v4.exe (PID: 2304)

    • Uses NETSH.EXE for network configuration

      • cmd.exe (PID: 4080)

    • Application launched itself

      • cmd.exe (PID: 4080)

    • Uses REG.EXE to modify Windows registry

      • cmd.exe (PID: 4080)

  • INFO

    No info indicators.
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win32 EXE PECompact compressed (generic) (63.7)
.scr | Windows screen saver (20)
.exe | Win32 Executable (generic) (6.9)
.exe | Win16/32 Executable Delphi generic (3.1)
.exe | Generic Win/DOS Executable (3)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2018:02:01 13:44:34+01:00
PEType: PE32
LinkerVersion: 2.25
CodeSize: 113664
InitializedDataSize: 150016
UninitializedDataSize: -
EntryPoint: 0x1d384
OSVersion: 5
ImageVersion: -
SubsystemVersion: 5
Subsystem: Windows command line
FileVersionNumber: 4.0.0.0
ProductVersionNumber: 4.0.0.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Unknown
FileSubtype: -
LanguageCode: English (U.S.)
CharacterSet: Windows, Latin1
CompanyName: storemc.com.br
FileDescription: @Kotcka
FileVersion: 4. 0. 0. 0
InternalName: @Kotcka
LegalCopyright: @Kotcka
LegalTrademarks: @Kotcka
OriginalFileName: @Kotcka
ProductName: Kotcka Tweaker v4
ProductVersion: 4.0.0.0
Comments: @Kotcka

Summary

Architecture: IMAGE_FILE_MACHINE_I386
Subsystem: IMAGE_SUBSYSTEM_WINDOWS_CUI
Compilation Date: 01-Feb-2018 12:44:34
Detected languages:
  • English - United States
CompanyName: storemc.com.br
FileDescription: @Kotcka
FileVersion: 4. 0. 0. 0
InternalName: @Kotcka
LegalCopyright: @Kotcka
LegalTrademarks: @Kotcka
OriginalFilename: @Kotcka
ProductName: Kotcka Tweaker v4
ProductVersion: 4.0.0.0
Comments: @Kotcka

DOS Header

Magic number: MZ
Bytes on last page of file: 0x0050
Pages in file: 0x0002
Relocations: 0x0000
Size of header: 0x0004
Min extra paragraphs: 0x000F
Max extra paragraphs: 0xFFFF
Initial SS value: 0x0000
Initial SP value: 0x00B8
Checksum: 0x0000
Initial IP value: 0x0000
Initial CS value: 0x0000
Overlay number: 0x001A
OEM identifier: 0x0000
OEM information: 0x0000
Address of NE header: 0x00000100

PE Headers

Signature: PE
Machine: IMAGE_FILE_MACHINE_I386
Number of sections: 10
Time date stamp: 01-Feb-2018 12:44:34
Pointer to Symbol Table: 0x00000000
Number of symbols: 0
Size of Optional Header: 0x00E0
Characteristics:
  • IMAGE_FILE_32BIT_MACHINE
  • IMAGE_FILE_BYTES_REVERSED_HI
  • IMAGE_FILE_BYTES_REVERSED_LO
  • IMAGE_FILE_EXECUTABLE_IMAGE
  • IMAGE_FILE_LINE_NUMS_STRIPPED
  • IMAGE_FILE_LOCAL_SYMS_STRIPPED

Sections

Name
Virtual Address
Virtual Size
Raw Size
Charateristics
Entropy
.text
0x00001000
0x0001B340
0x0001B400
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.94495
.itext
0x0001D000
0x00000708
0x00000800
IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
5.52519
.data
0x0001E000
0x0000178C
0x00001800
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
3.70211
.bss
0x00020000
0x00004FC8
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.idata
0x00025000
0x00000C3C
0x00000E00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
4.51213
.didata
0x00026000
0x000000C8
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
1.45289
.tls
0x00027000
0x0000000C
0x00000000
IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE
0
.rdata
0x00028000
0x00000018
0x00000200
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
0.210826
.reloc
0x00029000
0x00002368
0x00002400
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_DISCARDABLE, IMAGE_SCN_MEM_READ
6.46499
.rsrc
0x0002C000
0x0001FB74
0x0001FC00
IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ
2.84853

Resources

Title
Entropy
Size
Codepage
Language
Type
1
5.07702
517
Latin 1 / Western European
English - United States
RT_MANIFEST
2
0.659387
67624
Latin 1 / Western European
UNKNOWN
RT_ICON
3
0.86763
16936
Latin 1 / Western European
UNKNOWN
RT_ICON
4
1.10156
9640
Latin 1 / Western European
UNKNOWN
RT_ICON
5
1.17552
4264
Latin 1 / Western European
UNKNOWN
RT_ICON
6
1.24924
1128
Latin 1 / Western European
UNKNOWN
RT_ICON
4090
3.44701
1660
Latin 1 / Western European
UNKNOWN
RT_STRING
4091
3.51924
664
Latin 1 / Western European
UNKNOWN
RT_STRING
4092
3.25287
212
Latin 1 / Western European
UNKNOWN
RT_STRING
4093
3.26919
164
Latin 1 / Western European
UNKNOWN
RT_STRING

Imports

advapi32.dll
kernel32.dll
kernel32.dll (delay-loaded)
oleaut32.dll
user32.dll
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
192
Monitored processes
156
Malicious processes
2
Suspicious processes
0

Behavior graph

Click at the process to see the details
start kotcka tweaker v4.exe cmd.exe no specs mode.com no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs netsh.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs reg.exe no specs mode.com no specs cmd.exe no specs findstr.exe no specs findstr.exe no specs findstr.exe no specs findstr.exe no specs findstr.exe no specs findstr.exe no specs findstr.exe no specs findstr.exe no specs kotcka tweaker v4.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
308Reg.exe add "HKLM\SYSTEM\CurrentControlSet\Services\Tcpip\ServiceProvider" /v "HostsPriority" /t REG_SZ /d "5" /fC:\Windows\system32\reg.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.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\user32.dll
c:\windows\system32\gdi32.dll
440netsh int tcp set global rss=enabledC:\Windows\system32\netsh.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Network Command Shell
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\netsh.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\credui.dll
c:\windows\system32\user32.dll
464Reg.exe add "HKLM\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters" /v "DefaultTTL" /t REG_DWORD /d "100" /fC:\Windows\system32\reg.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.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\user32.dll
c:\windows\system32\gdi32.dll
532Reg.exe add "HKU\.DEFAULT\Control Panel\Mouse" /v "MouseThreshold2" /t REG_SZ /d "0" /fC:\Windows\system32\reg.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.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\user32.dll
c:\windows\system32\gdi32.dll
552findstr /v /a:07 /R "^f7f81a39-5f63-5b42-9efd-1f13b5431005quot; " KnockBack Control;" nulC:\Windows\system32\findstr.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Find String (QGREP) Utility
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\findstr.exe
c:\systemroot\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\user32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
c:\windows\system32\imm32.dll
604Reg.exe add "HKLM\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters" /v "MaxHashTableSize" /t REG_DWORD /d "415029" /fC:\Windows\system32\reg.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.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\user32.dll
c:\windows\system32\gdi32.dll
864Reg.exe add "HKLM\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters" /v "TcpNumConnections" /t REG_DWORD /d "1280" /fC:\Windows\system32\reg.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.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\user32.dll
c:\windows\system32\gdi32.dll
912Reg.exe add "HKLM\SOFTWARE\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_MAXCONNECTIONSPERSERVER" /v "iexplore.exe" /t REG_DWORD /d "16" /fC:\Windows\system32\reg.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.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\user32.dll
c:\windows\system32\gdi32.dll
952Reg.exe add "HKCU\Control Panel\Mouse" /v "SmoothMouseYCurve" /t REG_BINARY /d "0000000000000000000038000000000000007000000000000000a800000000000000e00000000000" /fC:\Windows\system32\reg.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.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\user32.dll
c:\windows\system32\gdi32.dll
960Reg.exe add "HKLM\SYSTEM\CurrentControlSet\services\Tcpip\Parameters" /v "EnableWsd" /t REG_DWORD /d "0" /fC:\Windows\system32\reg.exe—cmd.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Registry Console Tool
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\reg.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\user32.dll
c:\windows\system32\gdi32.dll
Total events
1 976
Read events
96
Write events
1 880
Delete events
0

Modification events

(PID) Process:(2500) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(2500) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E
Operation:writeName:@%SystemRoot%\system32\dhcpqec.dll,-100
Value:
DHCP Quarantine Enforcement Client
(PID) Process:(2500) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E
Operation:writeName:@%SystemRoot%\system32\dhcpqec.dll,-101
Value:
Provides DHCP based enforcement for NAP
(PID) Process:(2500) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E
Operation:writeName:@%SystemRoot%\system32\dhcpqec.dll,-103
Value:
1.0
(PID) Process:(2500) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E
Operation:writeName:@%SystemRoot%\system32\dhcpqec.dll,-102
Value:
Microsoft Corporation
(PID) Process:(2500) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E
Operation:writeName:@%SystemRoot%\system32\napipsec.dll,-1
Value:
IPsec Relying Party
(PID) Process:(2500) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E
Operation:writeName:@%SystemRoot%\system32\napipsec.dll,-2
Value:
Provides IPsec based enforcement for Network Access Protection
(PID) Process:(2500) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E
Operation:writeName:@%SystemRoot%\system32\napipsec.dll,-4
Value:
1.0
(PID) Process:(2500) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E
Operation:writeName:@%SystemRoot%\system32\napipsec.dll,-3
Value:
Microsoft Corporation
(PID) Process:(2500) netsh.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\12F\52C64B7E
Operation:writeName:@%SystemRoot%\system32\tsgqec.dll,-100
Value:
RD Gateway Quarantine Enforcement Client
Executable files
0
Suspicious files
0
Text files
1
Unknown types
0

Dropped files

PID
Process
Filename
Type
4080cmd.exeC:\Users\admin\AppData\Local\Temp\ KnockBack Control; —
MD5:—
SHA256:—
4080cmd.exeC:\Users\admin\AppData\Local\Temp\ [FIX] —
MD5:—
SHA256:—
4080cmd.exeC:\Users\admin\AppData\Local\Temp\ Hit Detection Optimization; —
MD5:—
SHA256:—
4080cmd.exeC:\Users\admin\AppData\Local\Temp\ [ENABLED] —
MD5:—
SHA256:—
4080cmd.exeC:\Users\admin\AppData\Local\Temp\ Ping reduction; —
MD5:—
SHA256:—
4080cmd.exeC:\Users\admin\AppData\Local\Temp\ Server Status; —
MD5:—
SHA256:—
4080cmd.exeC:\Users\admin\AppData\Local\Temp\ [ON] —
MD5:—
SHA256:—
2304Kotcka Tweaker v4.exeC:\Users\admin\AppData\Local\Temp\0V5NL5E5.battext
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
Kotcka Tweaker v4.exe