File name:

Keygen.exe

Full analysis: https://app.any.run/tasks/5117ea3b-a9a5-469b-9f48-c17cfe84a9da
Verdict: Malicious activity
Analysis date: December 04, 2023, 20:43:36
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

3767F52976D8AF98E05625F8D7FC83B8

SHA1:

1A4C9314F584646EB3633B26315653C4095C86DA

SHA256:

EB282DAB6AE17CBF0AF3ADED26E2B5337B9E9DA3F6882A9E107ED2BA00948053

SSDEEP:

24576:4OILwCiRu52XOx6R5+ZxY3H5XrCiVtMKzm2y6ZQ+2Kvxst:4OmzZxQH5bdVtMqmqy+2KvOt

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

    • Starts Visual C# compiler

      • sdiagnhost.exe (PID: 3564)

    • Drops the executable file immediately after the start

      • csc.exe (PID: 2224)
      • csc.exe (PID: 3448)
      • csc.exe (PID: 3864)

  • SUSPICIOUS

    • Process drops legitimate windows executable

      • msdt.exe (PID: 4088)

    • Reads settings of System Certificates

      • msdt.exe (PID: 4088)

    • Probably uses Microsoft diagnostics tool to execute malicious payload

      • pcwrun.exe (PID: 3428)

    • Reads the Internet Settings

      • sdiagnhost.exe (PID: 3564)
      • msdt.exe (PID: 4088)

    • Uses .NET C# to load dll

      • sdiagnhost.exe (PID: 3564)

    • Uses RUNDLL32.EXE to load library

      • msdt.exe (PID: 4088)

    • The process executes via Task Scheduler

      • Keygen.exe (PID: 3508)
      • Keygen.exe (PID: 3500)

  • INFO

    • Reads the computer name

      • Keygen.exe (PID: 1152)
      • Keygen.exe (PID: 3500)

    • Checks supported languages

      • Keygen.exe (PID: 1152)
      • csc.exe (PID: 3448)
      • cvtres.exe (PID: 2968)
      • csc.exe (PID: 2224)
      • cvtres.exe (PID: 3052)
      • csc.exe (PID: 3864)
      • cvtres.exe (PID: 4080)
      • Keygen.exe (PID: 3500)

    • Manual execution by a user

      • pcwrun.exe (PID: 3428)

    • Create files in a temporary directory

      • pcwrun.exe (PID: 3428)
      • msdt.exe (PID: 4088)
      • sdiagnhost.exe (PID: 3564)
      • csc.exe (PID: 3448)
      • cvtres.exe (PID: 3052)
      • csc.exe (PID: 2224)
      • csc.exe (PID: 3864)
      • cvtres.exe (PID: 4080)
      • cvtres.exe (PID: 2968)

    • Drops the executable file immediately after the start

      • msdt.exe (PID: 4088)

    • Reads security settings of Internet Explorer

      • msdt.exe (PID: 4088)
      • sdiagnhost.exe (PID: 3564)

    • Reads the machine GUID from the registry

      • csc.exe (PID: 3448)
      • cvtres.exe (PID: 2968)
      • csc.exe (PID: 2224)
      • cvtres.exe (PID: 3052)
      • csc.exe (PID: 3864)
      • cvtres.exe (PID: 4080)

    • Creates files or folders in the user directory

      • msdt.exe (PID: 4088)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.exe | Win64 Executable (generic) (64.6)
.dll | Win32 Dynamic Link Library (generic) (15.4)
.exe | Win32 Executable (generic) (10.5)
.exe | Generic Win/DOS Executable (4.6)
.exe | DOS Executable Generic (4.6)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2023:01:30 21:50:51+01:00
ImageFileCharacteristics: Executable, 32-bit
PEType: PE32
LinkerVersion: 14.34
CodeSize: 399872
InitializedDataSize: 979968
UninitializedDataSize: -
EntryPoint: 0x1b89
OSVersion: 6
ImageVersion: -
SubsystemVersion: 6
Subsystem: Windows GUI
No data.
screenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
59
Monitored processes
14
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start keygen.exe pcwrun.exe no specs msdt.exe no specs sdiagnhost.exe no specs csc.exe cvtres.exe no specs csc.exe cvtres.exe no specs csc.exe cvtres.exe no specs rundll32.exe no specs keygen.exe no specs keygen.exe keygen.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
1152"C:\Users\admin\Desktop\Keygen.exe" C:\Users\admin\Desktop\Keygen.exe
explorer.exe
User:
admin
Integrity Level:
HIGH
Exit code:
3221225477
Modules
Images
c:\users\admin\desktop\keygen.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\shell32.dll
2224"C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\0epff7mp.cmdline"C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
sdiagnhost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Visual C# Command Line Compiler
Exit code:
0
Version:
8.0.50727.5483 (Win7SP1GDR.050727-5400)
Modules
Images
c:\windows\microsoft.net\framework\v2.0.50727\csc.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\winsxs\x86_microsoft.vc80.crt_1fc8b3b9a1e18e3b_8.0.50727.4940_none_d08cc06a442b34fc\msvcr80.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\ole32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
2464"C:\Users\admin\Desktop\Keygen.exe" C:\Users\admin\Desktop\Keygen.exe—explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
Modules
Images
c:\users\admin\desktop\keygen.exe
c:\windows\system32\ntdll.dll
2968C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\admin\AppData\Local\Temp\RES7252.tmp" "c:\Users\admin\AppData\Local\Temp\CSC7251.tmp"C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe—csc.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft® Resource File To COFF Object Conversion Utility
Exit code:
0
Version:
8.00.50727.5003 (Win7SP1GDR.050727-5400)
Modules
Images
c:\windows\microsoft.net\framework\v2.0.50727\cvtres.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\winsxs\x86_microsoft.vc80.crt_1fc8b3b9a1e18e3b_8.0.50727.4940_none_d08cc06a442b34fc\msvcr80.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\cryptsp.dll
3052C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\admin\AppData\Local\Temp\RES72DE.tmp" "c:\Users\admin\AppData\Local\Temp\CSC72CE.tmp"C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe—csc.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Microsoft® Resource File To COFF Object Conversion Utility
Exit code:
0
Version:
8.00.50727.5003 (Win7SP1GDR.050727-5400)
Modules
Images
c:\windows\microsoft.net\framework\v2.0.50727\cvtres.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\winsxs\x86_microsoft.vc80.crt_1fc8b3b9a1e18e3b_8.0.50727.4940_none_d08cc06a442b34fc\msvcr80.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\advapi32.dll
c:\windows\system32\sechost.dll
c:\windows\system32\rpcrt4.dll
c:\windows\system32\cryptsp.dll
3304"C:\Windows\System32\rundll32.exe" C:\Windows\system32\pcwutl.dll,CreateAndRunTask -path "C:\Users\admin\Desktop\Keygen.exe"C:\Windows\System32\rundll32.exe—msdt.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:\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\imagehlp.dll
3428C:\Windows\system32\pcwrun.exe "C:\Users\admin\Desktop\Keygen.exe"C:\Windows\System32\pcwrun.exe—explorer.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Program Compatibility Troubleshooter Invoker
Exit code:
0
Version:
6.1.7600.16385 (win7_rtm.090713-1255)
Modules
Images
c:\windows\system32\pcwrun.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\ole32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
c:\windows\system32\lpk.dll
c:\windows\system32\usp10.dll
3448"C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe" /noconfig /fullpaths @"C:\Users\admin\AppData\Local\Temp\lsbkxpei.cmdline"C:\Windows\Microsoft.NET\Framework\v2.0.50727\csc.exe
sdiagnhost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Visual C# Command Line Compiler
Exit code:
0
Version:
8.0.50727.5483 (Win7SP1GDR.050727-5400)
Modules
Images
c:\windows\microsoft.net\framework\v2.0.50727\csc.exe
c:\windows\system32\ntdll.dll
c:\windows\system32\kernel32.dll
c:\windows\system32\kernelbase.dll
c:\windows\winsxs\x86_microsoft.vc80.crt_1fc8b3b9a1e18e3b_8.0.50727.4940_none_d08cc06a442b34fc\msvcr80.dll
c:\windows\system32\msvcrt.dll
c:\windows\system32\mscoree.dll
c:\windows\system32\ole32.dll
c:\windows\system32\gdi32.dll
c:\windows\system32\user32.dll
3500C:\Users\admin\Desktop\Keygen.exe C:\Users\admin\Desktop\Keygen.exe
taskeng.exe
User:
admin
Integrity Level:
HIGH
Exit code:
0
Modules
Images
c:\users\admin\desktop\keygen.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\shell32.dll
3508C:\Users\admin\Desktop\Keygen.exe C:\Users\admin\Desktop\Keygen.exe—taskeng.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221226540
Modules
Images
c:\users\admin\desktop\keygen.exe
c:\windows\system32\ntdll.dll
Total events
5 815
Read events
5 770
Write events
44
Delete events
1

Modification events

(PID) Process:(4088) msdt.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\17F\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3564) sdiagnhost.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(3564) sdiagnhost.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(3564) sdiagnhost.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(3564) sdiagnhost.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(3564) sdiagnhost.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\AppCompatFlags\Layers
Operation:writeName:C:\Users\admin\Desktop\Keygen.exe
Value:
# WINXPSP2
(PID) Process:(4088) msdt.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(4088) msdt.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(4088) msdt.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(4088) msdt.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
Executable files
5
Suspicious files
15
Text files
23
Unknown types
0

Dropped files

PID
Process
Filename
Type
4088msdt.exeC:\Users\admin\AppData\Local\Temp\SDIAG_18503c64-094a-40c4-b634-b7d4054fcfa8\DiagPackage.dllexecutable
MD5:4B9F845D6FF4BCED0EA8D7B0EA4AE7E7
SHA256:21369005C8400B68D8CAB1A9A6C4D5809F5A685A8E18D311272467BB25D3D3C8
4088msdt.exeC:\Users\admin\AppData\Local\Temp\SDIAG_18503c64-094a-40c4-b634-b7d4054fcfa8\RS_ProgramCompatibilityWizard.ps1text
MD5:367FE5F4C6DB87E1600F46687E5AAC54
SHA256:177625AC9B07BBFFCBBB47101C2D1121F47B03B42226861BFD7974B9CEBC0C98
3448csc.exeC:\Users\admin\AppData\Local\Temp\lsbkxpei.pdbbinary
MD5:54697589305A317F6CB27B2B7C801805
SHA256:61575DD317D5F08CB43DAC973D39646DA06EB9943E32492A75F36D931FC85581
4088msdt.exeC:\Users\admin\AppData\Local\Temp\SDIAG_18503c64-094a-40c4-b634-b7d4054fcfa8\TS_ProgramCompatibilityWizard.ps1text
MD5:46E22C2582B54BE56D80D7A79FEC9BB5
SHA256:459AF2960B08E848573D45A7350223657ADB2115F24A3C37E69FFE61DEA647F9
3564sdiagnhost.exeC:\Users\admin\AppData\Local\Temp\lsbkxpei.0.cstext
MD5:B0DC59B099CA7C12FB8AD72D3C50C82C
SHA256:E75EAAA3D7908FB05000C0A957048D20091A0D2575E87D091D11CDB3A5B562E5
4088msdt.exeC:\Users\admin\AppData\Local\Temp\SDIAG_18503c64-094a-40c4-b634-b7d4054fcfa8\DiagPackage.diagpkghtml
MD5:18A906A43C1C3E27064DB30C81505234
SHA256:041430D1F0AE14300C46BDCD917C882F4850DA3D6010E3FBF692023655BC406E
3448csc.exeC:\Users\admin\AppData\Local\Temp\CSC7251.tmpbinary
MD5:78D9B391589C85DE57895A514315C74C
SHA256:0F1E7F6B379C7DCF8CF2C7E11422892215F19B509053493A9145543C135CBE4B
3564sdiagnhost.exeC:\Users\admin\AppData\Local\Temp\lsbkxpei.cmdlinetext
MD5:A9CE0432266C600B9B720513DAE2B0B6
SHA256:E89D4DC6B74BE7E1C6FBE7B89BD2BBF50A6E729076BE9E0BA78DEF587F0309F2
4088msdt.exeC:\Users\admin\AppData\Local\Temp\SDIAG_18503c64-094a-40c4-b634-b7d4054fcfa8\result\results.xslxml
MD5:310E1DA2344BA6CA96666FB639840EA9
SHA256:67401342192BABC27E62D4C1E0940409CC3F2BD28F77399E71D245EAE8D3F63C
3564sdiagnhost.exeC:\Users\admin\AppData\Local\Temp\0epff7mp.0.cstext
MD5:3880DE647B10555A534F34D5071FE461
SHA256:F73390C091CD7E45DAC07C22B26BF667054EACDA31119513505390529744E15E
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
4
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

PID
Process
IP
Domain
ASN
CN
Reputation
4
System
192.168.100.255:137
—
—
—
whitelisted
2588
svchost.exe
239.255.255.250:1900
—
—
—
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
1080
svchost.exe
224.0.0.252:5355
—
—
—
unknown

DNS requests

No data

Threats

No threats detected
Process
Message
csc.exe
*** HR originated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\copyout.cpp, line 1302
csc.exe
*** HR originated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\copyout.cpp, line 1302
csc.exe
*** HR originated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\copyout.cpp, line 1302
csc.exe
*** HR originated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\copyout.cpp, line 1302
csc.exe
*** HR originated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\copyout.cpp, line 1302
csc.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\enumidentityattribute.cpp, line 144
csc.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\enumidentityattribute.cpp, line 144
csc.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\enumidentityattribute.cpp, line 144
csc.exe
*** HR propagated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\enumidentityattribute.cpp, line 144
csc.exe
*** HR originated: -2147024774 *** Source File: d:\iso_whid\x86fre\base\isolation\com\copyout.cpp, line 1302
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Reports
Keygen.exe