File name:

IISCrypto.exe

Full analysis: https://app.any.run/tasks/7749b884-cd69-45c7-9c2b-2ce9ae74efad
Verdict: Malicious activity
Analysis date: April 10, 2024, 10:30:17
OS: Windows 7 Professional Service Pack 1 (build: 7601, 32 bit)
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
MD5:

A53F2743765B4F958D2C256EE3A18FB2

SHA1:

6EECB82E43BDDD5F66086AE902ED02D053B1A80F

SHA256:

849B4A0D01C53A4C5F9D3EEF9BC5AD2F2FFA6613B763B257A7F654596A5BBC33

SSDEEP:

6144:VcAvgxRlJ3GCZtCRW0sJMsVgpZ8a4ZxKHB0qrNp1dPBRpxglgC:YJ3Tegasa44Np1dPdiWC

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

      • IISCrypto.exe (PID: 3392)

  • SUSPICIOUS

    • Reads security settings of Internet Explorer

      • IISCrypto.exe (PID: 3392)

    • Checks Windows Trust Settings

      • IISCrypto.exe (PID: 3392)

    • Reads the Internet Settings

      • IISCrypto.exe (PID: 3392)

    • Reads settings of System Certificates

      • IISCrypto.exe (PID: 3392)

    • Adds/modifies Windows certificates

      • IISCrypto.exe (PID: 3392)

  • INFO

    • Reads the computer name

      • IISCrypto.exe (PID: 3392)

    • Checks supported languages

      • IISCrypto.exe (PID: 3392)

    • Reads Environment values

      • IISCrypto.exe (PID: 3392)

    • Reads the machine GUID from the registry

      • IISCrypto.exe (PID: 3392)

    • Reads the software policy settings

      • IISCrypto.exe (PID: 3392)
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) (47.7)
.scr | Windows screen saver (22.6)
.dll | Win32 Dynamic Link Library (generic) (11.3)
.exe | Win32 Executable (generic) (7.7)
.exe | Win16/32 Executable Delphi generic (3.5)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2022:10:31 19:22:23+00:00
ImageFileCharacteristics: Executable, 32-bit
PEType: PE32
LinkerVersion: 8
CodeSize: 335360
InitializedDataSize: 8704
UninitializedDataSize: -
EntryPoint: 0x53d3e
OSVersion: 4
ImageVersion: -
SubsystemVersion: 4
Subsystem: Windows GUI
FileVersionNumber: 3.3.17.0
ProductVersionNumber: 0.0.0.0
FileFlagsMask: 0x003f
FileFlags: (none)
FileOS: Win32
ObjectFileType: Executable application
FileSubtype: -
LanguageCode: Neutral
CharacterSet: Unicode
Comments: Secure IIS SSL/TLS
CompanyName: Nartac Software Inc.
FileDescription: IIS Crypto
FileVersion: 3.3.17.0
InternalName: IISCrypto.Main.exe
LegalCopyright: Copyright © 2011-2022 Nartac Software Inc.
LegalTrademarks: -
OriginalFileName: IISCrypto.Main.exe
ProductName: IIS Crypto
ProductVersion: -
AssemblyVersion: 3.3.17.0
No data.
screenshotscreenshotscreenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
40
Monitored processes
2
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start iiscrypto.exe iiscrypto.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
2340"C:\Users\admin\AppData\Local\Temp\IISCrypto.exe" C:\Users\admin\AppData\Local\Temp\IISCrypto.exe—explorer.exe
User:
admin
Company:
Nartac Software Inc.
Integrity Level:
MEDIUM
Description:
IIS Crypto
Exit code:
3221226540
Version:
3.3.17.0
Modules
Images
c:\users\admin\appdata\local\temp\iiscrypto.exe
c:\windows\system32\ntdll.dll
3392"C:\Users\admin\AppData\Local\Temp\IISCrypto.exe" C:\Users\admin\AppData\Local\Temp\IISCrypto.exe
explorer.exe
User:
admin
Company:
Nartac Software Inc.
Integrity Level:
HIGH
Description:
IIS Crypto
Version:
3.3.17.0
Modules
Images
c:\users\admin\appdata\local\temp\iiscrypto.exe
c:\windows\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
Total events
7 344
Read events
7 294
Write events
43
Delete events
7

Modification events

(PID) Process:(3392) IISCrypto.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:ProxyBypass
Value:
1
(PID) Process:(3392) IISCrypto.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:IntranetName
Value:
1
(PID) Process:(3392) IISCrypto.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:UNCAsIntranet
Value:
1
(PID) Process:(3392) IISCrypto.exeKey:HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap
Operation:writeName:AutoDetect
Value:
0
(PID) Process:(3392) IISCrypto.exeKey:HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E
Operation:writeName:LanguageList
Value:
en-US
(PID) Process:(3392) IISCrypto.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EnterpriseCertificates\Root\Certificates
Operation:delete valueName:9F6134C5FA75E4FDDE631B232BE961D6D4B97DB6
Value:
(PID) Process:(3392) IISCrypto.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EnterpriseCertificates\Root\Certificates\9F6134C5FA75E4FDDE631B232BE961D6D4B97DB6
Operation:writeName:Blob
Value:
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
(PID) Process:(3392) IISCrypto.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\EnterpriseCertificates\Root\Certificates\9F6134C5FA75E4FDDE631B232BE961D6D4B97DB6
Operation:writeName:Blob
Value:
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
(PID) Process:(3392) IISCrypto.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates
Operation:delete valueName:D1EB23A46D17D68FD92564C2F1F1601764D8E349
Value:
(PID) Process:(3392) IISCrypto.exeKey:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349
Operation:writeName:Blob
Value:
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
Executable files
0
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

No data
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
0
TCP/UDP connections
5
DNS requests
1
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
192.168.100.255:138
—
—
—
whitelisted
—
—
224.0.0.252:5355
—
—
—
unknown
4
System
192.168.100.255:137
—
—
—
whitelisted
1080
svchost.exe
224.0.0.252:5355
—
—
—
unknown
3392
IISCrypto.exe
52.237.26.208:443
update.nartac.com
MICROSOFT-CORP-MSN-AS-BLOCK
CA
unknown

DNS requests

Domain
IP
Reputation
update.nartac.com
  • 52.237.26.208
unknown

Threats

No threats detected
No debug info
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ANY.RUN
Reports
IISCrypto.exe