Analysis
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max time kernel
116s -
max time network
117s -
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 07:59
Behavioral task
behavioral1
Sample
3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe
Resource
win10v2004-20241007-en
General
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Target
3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe
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Size
63KB
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MD5
4d4cc6a0188e64c16c384e8de3711b6f
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SHA1
bd13be96a19831f849fbd6cc4bca3b8fd2c0e113
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SHA256
3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b
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SHA512
c33bb2dd61feff2b436b984597dc68cf34aee9ae26f1d95dd0c0bc4c3101192a9efdf2d6f63f39cd283db57ceb93f464f358c4b472d8783f1973a0d163944896
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SSDEEP
1536:8g/9T8ROcQupqqusN3mrS/ztMhkywRFUnTmc5n4IIIIIIIIIIIIIIIIIIDIIIIIb:8g585LpPCrQt7F84IIIIIIIIIIIIIIIp
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 3 IoCs
Processes:
3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exespoolfr.exespoolfr.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe spoolfr.exe" 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe spoolfr.exe" spoolfr.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe spoolfr.exe" spoolfr.exe -
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
Processes:
3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exespoolfr.exedescription ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" spoolfr.exe -
Disables RegEdit via registry modification 2 IoCs
Processes:
3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exespoolfr.exedescription ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Set value (int) \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" spoolfr.exe -
Processes:
resource yara_rule behavioral2/files/0x000c000000023bb8-3.dat aspack_v212_v242 -
Executes dropped EXE 2 IoCs
Processes:
spoolfr.exespoolfr.exepid Process 1320 spoolfr.exe 3212 spoolfr.exe -
Modifies system executable filetype association 2 TTPs 8 IoCs
Processes:
3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\Shell\open\command 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\piffile\Shell\open\command 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\Shell\open\command 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\Shell\open\command 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Service Host = "C:\\Windows\\spoolfr.exe" 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe -
Drops file in Windows directory 38 IoCs
Processes:
spoolfr.exe3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exespoolfr.exedescription ioc Process File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\TVTool v8.31 Crack.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Norton SystemWorks 2004 Keygen.exe spoolfr.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\NHL 2004 Crack.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Half Life 2 Crack.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Halo Keygen.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\ 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Microsoft Office System Professional V2003 Crack.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Microsoft Office System Professional V2003 Crack.exe spoolfr.exe File created C:\Windows\spoolfr.exe spoolfr.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Macromedia Studio MX 2004 AllApps Crack.exe spoolfr.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\McAfee SpamKiller 2004 Crack.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\ spoolfr.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\BearShare Pro 4.3.0 Crack.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Borland C++ BuilderX 1.0 Enterprise Edition Crack.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Macromedia Studio MX 2004 AllApps Crack.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\NHL 2004 Crack.exe spoolfr.exe File opened for modification C:\Windows\svchost.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\ spoolfr.exe File created C:\Windows\message.dat spoolfr.exe File created C:\Windows\message.htm spoolfr.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Borland C++ BuilderX 1.0 Enterprise Edition Crack.exe spoolfr.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Macromedia Contribute 2 Crack.exe spoolfr.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Halo Keygen.exe spoolfr.exe File created C:\Windows\spoolfr.exe 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe File opened for modification C:\Windows\spoolfr.exe 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\TVTool v8.31 Crack.exe spoolfr.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Half Life 2 beta patch2 Crack.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\McAfee Personal Firewall Plus 2004 Crack.exe spoolfr.exe File created C:\Windows\spoolfr.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Half Life 2 beta patch2 Crack.exe spoolfr.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Norton SystemWorks 2004 Keygen.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\McAfee SpamKiller 2004 Crack.exe spoolfr.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Half Life 2 Crack.exe spoolfr.exe File created C:\Windows\svchost.exe 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe File opened for modification C:\Windows\svchost.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\BearShare Pro 4.3.0 Crack.exe spoolfr.exe File created C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\McAfee Personal Firewall Plus 2004 Crack.exe spoolfr.exe File opened for modification C:\Windows\.{21EC2020-3AEA-1069-A2DD-08002B30309D}\Macromedia Contribute 2 Crack.exe spoolfr.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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:
3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exespoolfr.exespoolfr.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spoolfr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spoolfr.exe -
Modifies data under HKEY_USERS 13 IoCs
Processes:
spoolfr.exedescription ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Policies\System spoolfr.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft spoolfr.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows spoolfr.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion spoolfr.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" spoolfr.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached spoolfr.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer spoolfr.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced spoolfr.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" spoolfr.exe Key created \REGISTRY\USER\.DEFAULT\Software spoolfr.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Policies spoolfr.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 = 0100000000000000f619de7eb43cdb01 spoolfr.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\TelemetrySalt = "6" spoolfr.exe -
Modifies registry class 12 IoCs
Processes:
3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" /S" 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\Shell\open\command 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\piffile\Shell\open\command 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\Shell\open\command 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\batfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\comfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\piffile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\Shell\open\command 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\Shell\open\command 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\cmdfile\Shell\open\command 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\cmdfile\shell\open\command\ = "C:\\Windows\\svchost.exe \"%1\" %*" 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
spoolfr.exepid Process 3212 spoolfr.exe 3212 spoolfr.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exedescription pid Process procid_target PID 5088 wrote to memory of 1320 5088 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe 83 PID 5088 wrote to memory of 1320 5088 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe 83 PID 5088 wrote to memory of 1320 5088 3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.exe"C:\Users\Admin\AppData\Local\Temp\3606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b.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:5088 -
C:\Windows\spoolfr.exe"C:\Windows\spoolfr.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:1320
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C:\Windows\spoolfr.exeC:\Windows\spoolfr.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:3212
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
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Filesize
63KB
MD54d4cc6a0188e64c16c384e8de3711b6f
SHA1bd13be96a19831f849fbd6cc4bca3b8fd2c0e113
SHA2563606f906b01220f2dcfda65504bc7ce806a9f984c7067e5022aa872eaa35a39b
SHA512c33bb2dd61feff2b436b984597dc68cf34aee9ae26f1d95dd0c0bc4c3101192a9efdf2d6f63f39cd283db57ceb93f464f358c4b472d8783f1973a0d163944896