File name:

a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786

Full analysis: https://app.any.run/tasks/5f182b1d-6d39-4076-b1ab-4dae1c19f611
Verdict: Malicious activity
Analysis date: April 29, 2025, 08:28:16
OS: Windows 10 Professional (build: 19044, 64 bit)
Tags:
tofsee
Indicators:
MIME: application/vnd.microsoft.portable-executable
File info: PE32 executable (GUI) Intel 80386, for MS Windows, 4 sections
MD5:

8E45D2606C6E6709556D1A9CEB675993

SHA1:

70A89A9CE4FFC99C7DF8AB98410ACB3794C3BE7E

SHA256:

A666C2DE7FFBE25BE74C25081CBFC83E205379FDD2C0BCB4040155BF36F5F786

SSDEEP:

12288:fBMYUJeIcJigVumNooooooooooooooooooooooooooooooooooooooooooooooor:fBY8Bz4mI

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

    • Changes the autorun value in the registry

      • a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe (PID: 4008)

    • TOFSEE has been detected (YARA)

      • svchost.exe (PID: 7036)

  • SUSPICIOUS

    • Executable content was dropped or overwritten

      • a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe (PID: 4008)

    • Executes application which crashes

      • a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe (PID: 4008)
      • awoolazn.exe (PID: 4040)

    • Reads security settings of Internet Explorer

      • a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe (PID: 4008)

    • Detected use of alternative data streams (AltDS)

      • svchost.exe (PID: 7036)

    • Connects to SMTP port

      • svchost.exe (PID: 7036)

  • INFO

    • Create files in a temporary directory

      • a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe (PID: 4008)

    • Checks supported languages

      • awoolazn.exe (PID: 4040)
      • a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe (PID: 4008)

    • Reads the computer name

      • a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe (PID: 4008)
      • awoolazn.exe (PID: 4040)

    • Process checks computer location settings

      • a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe (PID: 4008)
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) (76.4)
.exe | Win32 Executable (generic) (12.4)
.exe | Generic Win/DOS Executable (5.5)
.exe | DOS Executable Generic (5.5)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2020:07:29 11:21:49+00:00
ImageFileCharacteristics: No relocs, Executable, 32-bit
PEType: PE32
LinkerVersion: 9
CodeSize: 219648
InitializedDataSize: 45662208
UninitializedDataSize: -
EntryPoint: 0x31b5
OSVersion: 5
ImageVersion: -
SubsystemVersion: 5
Subsystem: Windows GUI
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
139
Monitored processes
8
Malicious processes
3
Suspicious processes
0

Behavior graph

Click at the process to see the details
start a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe wusa.exe no specs wusa.exe awoolazn.exe werfault.exe no specs #TOFSEE svchost.exe werfault.exe no specs slui.exe no specs

Process information

PID
CMD
Path
Indicators
Parent process
960"C:\Windows\System32\wusa.exe" C:\Windows\SysWOW64\wusa.exe—a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Update Standalone Installer
Exit code:
3221226540
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\wusa.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
1312C:\WINDOWS\SysWOW64\WerFault.exe -u -p 4040 -s 568C:\Windows\SysWOW64\WerFault.exe—awoolazn.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Problem Reporting
Exit code:
0
Version:
10.0.19041.3996 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\werfault.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\msvcrt.dll
c:\windows\syswow64\combase.dll
2088"C:\WINDOWS\SysWOW64\wusa.exe" C:\Windows\SysWOW64\wusa.exe
a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
HIGH
Description:
Windows Update Standalone Installer
Exit code:
0
Version:
10.0.19041.3636 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\wusa.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\advapi32.dll
4008"C:\Users\admin\AppData\Local\Temp\a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe" C:\Users\admin\AppData\Local\Temp\a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221225477
Modules
Images
c:\users\admin\appdata\local\temp\a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\advapi32.dll
4040"C:\Users\admin\awoolazn.exe" /d"C:\Users\admin\AppData\Local\Temp\a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe" /e550302100000007FC:\Users\admin\awoolazn.exe
a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
3221225477
Modules
Images
c:\users\admin\awoolazn.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\advapi32.dll
6480C:\WINDOWS\System32\slui.exe -EmbeddingC:\Windows\System32\slui.exe—svchost.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Activation Client
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\system32\slui.exe
c:\windows\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\bcrypt.dll
c:\windows\system32\user32.dll
7036svchost.exeC:\Windows\SysWOW64\svchost.exe
awoolazn.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Host Process for Windows Services
Version:
10.0.19041.1 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\svchost.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\ws2_32.dll
7052C:\WINDOWS\SysWOW64\WerFault.exe -u -p 4008 -s 1288C:\Windows\SysWOW64\WerFault.exe—a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exe
User:
admin
Company:
Microsoft Corporation
Integrity Level:
MEDIUM
Description:
Windows Problem Reporting
Exit code:
0
Version:
10.0.19041.3996 (WinBuild.160101.0800)
Modules
Images
c:\windows\syswow64\werfault.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\msvcrt.dll
c:\windows\syswow64\combase.dll
Total events
1 380
Read events
1 379
Write events
1
Delete events
0

Modification events

(PID) Process:(4008) a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Operation:writeName:jktsiumd
Value:
"C:\Users\admin\awoolazn.exe"
Executable files
2
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

PID
Process
Filename
Type
4008a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exeC:\Users\admin\awoolazn.exeexecutable
MD5:B1511A69BEEC3583C9F91D695E689E84
SHA256:04103EB9895B24F33C6CAA75A4F86E211F3AEE824CB1CE3E7A4F5475A65E6C73
4008a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786.exeC:\Users\admin\AppData\Local\Temp\zichzytp.exeexecutable
MD5:48DB0E963F6AFD20AC456A374B949B31
SHA256:EF37A9CDBC549F094F790351B326FF719D8C97283957EFE155A013FA7258B36E
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
6
TCP/UDP connections
27
DNS requests
21
Threats
0

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
5496
MoUsoCoreWorker.exe
GET
200
23.216.77.36:80
http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl
unknown
—
—
whitelisted
5496
MoUsoCoreWorker.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
—
—
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
6544
svchost.exe
GET
200
184.30.131.245:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
whitelisted
4944
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
—
—
whitelisted
4944
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl
unknown
—
—
whitelisted
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
—
—
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
4
System
192.168.100.255:137
—
—
—
whitelisted
2104
svchost.exe
51.104.136.2:443
—
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
5496
MoUsoCoreWorker.exe
23.216.77.36:80
crl.microsoft.com
Akamai International B.V.
DE
whitelisted
5496
MoUsoCoreWorker.exe
184.30.21.171:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
—
—
184.30.21.171:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
4
System
192.168.100.255:138
—
—
—
whitelisted
2112
svchost.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
7036
svchost.exe
13.107.246.59:80
microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted
7036
svchost.exe
52.101.194.4:25
microsoft-com.mail.protection.outlook.com
MICROSOFT-CORP-MSN-AS-BLOCK
US
whitelisted

DNS requests

Domain
IP
Reputation
google.com
  • 172.217.16.142
whitelisted
settings-win.data.microsoft.com
  • 4.231.128.59
whitelisted
crl.microsoft.com
  • 23.216.77.36
  • 23.216.77.42
  • 23.216.77.28
whitelisted
www.microsoft.com
  • 184.30.21.171
whitelisted
microsoft.com
  • 13.107.246.59
whitelisted
microsoft-com.mail.protection.outlook.com
  • 52.101.194.4
  • 52.101.41.21
  • 52.101.40.0
  • 52.101.10.14
whitelisted
client.wns.windows.com
  • 172.211.123.248
whitelisted
login.live.com
  • 40.126.31.3
  • 20.190.159.75
  • 40.126.31.128
  • 20.190.159.129
  • 20.190.159.2
  • 20.190.159.68
  • 20.190.159.71
  • 20.190.159.130
whitelisted
ocsp.digicert.com
  • 184.30.131.245
whitelisted
yahoo.com
  • —
whitelisted

Threats

No threats detected
No debug info
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Reports
a666c2de7ffbe25be74c25081cbfc83e205379fdd2c0bcb4040155bf36f5f786