Analysis
-
max time kernel
148s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22-11-2024 02:41
Behavioral task
behavioral1
Sample
8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe
Resource
win10v2004-20241007-en
General
-
Target
8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe
-
Size
64KB
-
MD5
385e7b496b00ea29de872509cb29f5be
-
SHA1
5d944b9957d54698cb0319a3e65362435ef5885b
-
SHA256
8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9
-
SHA512
9fa0973186c1577dea242a0df9b0a23c416da33e7a7f232678669fb0479ca4eec83a0ee21e97c6ce0768e461348740edfdcaefb3324e1572810f493e618c8ba2
-
SSDEEP
1536:8g/9T8ROcQupqqusN3mrS/ztMhkywRFUnTmc5n4IIIIIIIIIIIIIIIIII/IIIIIh:8g585LpPCrQt7F84IIIIIIIIIIIIIIIz
Malware Config
Signatures
-
Modifies WinLogon for persistence 2 TTPs 3 IoCs
Processes:
8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exespooldx.exespooldx.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe spooldx.exe" 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe spooldx.exe" spooldx.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe spooldx.exe" spooldx.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
Processes:
8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exespooldx.exedescription ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" spooldx.exe -
Disables RegEdit via registry modification 2 IoCs
Processes:
8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exespooldx.exedescription ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" spooldx.exe -
Processes:
resource yara_rule behavioral2/files/0x000a000000023c87-3.dat aspack_v212_v242 -
Executes dropped EXE 2 IoCs
Processes:
spooldx.exespooldx.exepid Process 736 spooldx.exe 1192 spooldx.exe -
Modifies system executable filetype association 2 TTPs 8 IoCs
Processes:
8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exedescription ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\Shell\open\command 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\piffile\Shell\open\command 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\Shell\open\command 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\Shell\open\command 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Service Host = "C:\\Windows\\spooldx.exe" 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe -
Drops file in Windows directory 36 IoCs
Processes:
spooldx.exespooldx.exe8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exedescription ioc Process File created C:\Windows\message.dat spooldx.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Norton AntiVirus 2004 Keygen.exe spooldx.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Sophos AntiVirus v3.74 Crack.exe spooldx.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Halo Keygen.exe spooldx.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\McAfee Personal Firewall Plus 2004 Crack.exe spooldx.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\ spooldx.exe File created C:\Windows\message.htm spooldx.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Norton SystemWorks 2004 Crack.exe spooldx.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\BearShare Pro 4.3.0 Crack.exe spooldx.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Macromedia Studio MX 2004 AllApps Crack.exe spooldx.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Norton Antispam 2004 Keygen.exe spooldx.exe File created C:\Windows\spooldx.exe spooldx.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Norton SystemWorks 2004 Crack.exe spooldx.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\BearShare Pro 4.3.0 Crack.exe spooldx.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Half Life 2 beta patch2 Crack.exe spooldx.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Half Life 2 beta patch2 Crack.exe spooldx.exe File created C:\Windows\spooldx.exe 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\ 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe File opened for modification C:\Windows\svchost.exe spooldx.exe File created C:\Windows\spooldx.exe spooldx.exe File opened for modification C:\Windows\svchost.exe spooldx.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Macromedia Contribute 2 Keygen.exe spooldx.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Dragon NaturallySpeaking 8 ISO Multilanguage Crack.exe spooldx.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Norton Antispam 2004 Keygen.exe spooldx.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Sophos AntiVirus v3.74 Crack.exe spooldx.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Macromedia Studio MX 2004 AllApps Crack.exe spooldx.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Halo Keygen.exe spooldx.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\McAfee Personal Firewall Plus 2004 Crack.exe spooldx.exe File opened for modification C:\Windows\spooldx.exe 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe File created C:\Windows\svchost.exe 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\ spooldx.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Macromedia Contribute 2 Keygen.exe spooldx.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\BearShare Pro 4.3.0 Keygen.exe spooldx.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Norton AntiVirus 2004 Keygen.exe spooldx.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Dragon NaturallySpeaking 8 ISO Multilanguage Crack.exe spooldx.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\BearShare Pro 4.3.0 Keygen.exe spooldx.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exespooldx.exespooldx.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spooldx.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spooldx.exe -
Modifies data under HKEY_USERS 13 IoCs
Processes:
spooldx.exedescription ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer spooldx.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\TelemetrySalt = "2" spooldx.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced spooldx.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Policies\System spooldx.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows spooldx.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion spooldx.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached spooldx.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached\{40DD6E20-7C17-11CE-A804-00AA003CA9F6} {000214FC-0000-0000-C000-000000000046} 0xFFFF = 01000000000000009e158e07883cdb01 spooldx.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" spooldx.exe Key created \REGISTRY\USER\.DEFAULT\Software spooldx.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft spooldx.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Policies spooldx.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" spooldx.exe -
Modifies registry class 12 IoCs
Processes:
8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exedescription ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\Shell\open\command 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\Shell\open\command 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\Shell\open\command 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\cmdfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\Shell\open\command 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\cmdfile\Shell\open\command 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\piffile\Shell\open\command 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" /S" 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
spooldx.exepid Process 1192 spooldx.exe 1192 spooldx.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exedescription pid Process procid_target PID 4404 wrote to memory of 736 4404 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe 82 PID 4404 wrote to memory of 736 4404 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe 82 PID 4404 wrote to memory of 736 4404 8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe"C:\Users\Admin\AppData\Local\Temp\8169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9.exe"1⤵
- Modifies WinLogon for persistence
- Modifies visiblity of hidden/system files in Explorer
- Disables RegEdit via registry modification
- Modifies system executable filetype association
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:4404 -
C:\Windows\spooldx.exe"C:\Windows\spooldx.exe" -xInstallOurNiceServicesYes2⤵
- Modifies WinLogon for persistence
- Modifies visiblity of hidden/system files in Explorer
- Disables RegEdit via registry modification
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:736
-
-
C:\Windows\spooldx.exeC:\Windows\spooldx.exe -xStartOurNiceServicesYes1⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:1192
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Event Triggered Execution
1Change Default File Association
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Event Triggered Execution
1Change Default File Association
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
4Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
64KB
MD5385e7b496b00ea29de872509cb29f5be
SHA15d944b9957d54698cb0319a3e65362435ef5885b
SHA2568169d73b40ee6e81a7ab0bae2f3d761102d03877385d0fd2c26f972e9210ada9
SHA5129fa0973186c1577dea242a0df9b0a23c416da33e7a7f232678669fb0479ca4eec83a0ee21e97c6ce0768e461348740edfdcaefb3324e1572810f493e618c8ba2