Analysis
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max time kernel
148s -
max time network
131s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
14-12-2020 15:55
Static task
static1
Behavioral task
behavioral1
Sample
Factura__pdf__10281.exe
Resource
win7v20201028
General
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Target
Factura__pdf__10281.exe
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Size
753KB
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MD5
b645095ae08ac1c280312d614831bf9d
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SHA1
daa6995076e713b6b608f3d2d3bf83cf63564884
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SHA256
a4a71dffc22c8c69f530b70613fc5d2d4edad6d8c61acc66aa3f5735ea7e3dee
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SHA512
9efb040c9da66d375416ab7862f7ad046e17fe529cc13997f04f5aac3cbb45a568978e31f65df7f8cc7b90548e6b44c73323edb2c11b3616882e8da282017032
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 4 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" explorer.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\PublicProfile\EnableFirewall = "0" explorer.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile explorer.exe -
Executes dropped EXE 1 IoCs
Processes:
y19e5m95555o79_1.exepid process 980 y19e5m95555o79_1.exe -
Sets file execution options in registry 2 TTPs
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Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorer.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorer.exe -
Adds Run key to start application 2 TTPs 6 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\Google Updater 2.09 = "\"C:\\ProgramData\\Google Updater 2.09\\y19e5m95555o79.exe\"" explorer.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Google Updater 2.09 = "\"C:\\ProgramData\\Google Updater 2.09\\y19e5m95555o79.exe\"" explorer.exe Key created \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Google Updater 2.09 = "C:\\ProgramData\\Google Updater 2.09\\y19e5m95555o79.exe" explorer.exe -
Processes:
Factura__pdf__10281.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Factura__pdf__10281.exe -
Drops desktop.ini file(s) 1 IoCs
Processes:
explorer.exedescription ioc process File opened for modification C:\ProgramData\Google Updater 2.09\desktop.ini explorer.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 10 IoCs
Processes:
Factura__pdf__10281.exeexplorer.exepid process 3860 Factura__pdf__10281.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
Factura__pdf__10281.exey19e5m95555o79_1.exedescription pid process target process PID 1192 set thread context of 3860 1192 Factura__pdf__10281.exe Factura__pdf__10281.exe PID 980 set thread context of 0 980 y19e5m95555o79_1.exe -
Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
explorer.exeFactura__pdf__10281.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 Factura__pdf__10281.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Factura__pdf__10281.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
explorer.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer explorer.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS explorer.exe -
Modifies Internet Explorer Protected Mode 1 TTPs 4 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" explorer.exe -
Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
Processes:
explorer.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" explorer.exe -
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Internet Explorer\Main explorer.exe Key created \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Internet Explorer\VersionManager explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Internet Explorer\VersionManager\DownloadVersionList = "0" explorer.exe -
NTFS ADS 2 IoCs
Processes:
explorer.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Local\Temp\y19e5m95555o79_1.exe:14EDFC78 explorer.exe File created C:\Users\Admin\AppData\Local\Temp\y19e5m95555o79_1.exe:14EDFC78 explorer.exe -
Suspicious behavior: EnumeratesProcesses 34 IoCs
Processes:
explorer.exepid process 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe 368 explorer.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
Factura__pdf__10281.exepid process 3860 Factura__pdf__10281.exe 3860 Factura__pdf__10281.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
Factura__pdf__10281.exepid process 3860 Factura__pdf__10281.exe -
Suspicious use of AdjustPrivilegeToken 28 IoCs
Processes:
Factura__pdf__10281.exeexplorer.exedescription pid process Token: SeDebugPrivilege 3860 Factura__pdf__10281.exe Token: SeRestorePrivilege 3860 Factura__pdf__10281.exe Token: SeBackupPrivilege 3860 Factura__pdf__10281.exe Token: SeLoadDriverPrivilege 3860 Factura__pdf__10281.exe Token: SeCreatePagefilePrivilege 3860 Factura__pdf__10281.exe Token: SeShutdownPrivilege 3860 Factura__pdf__10281.exe Token: SeTakeOwnershipPrivilege 3860 Factura__pdf__10281.exe Token: SeChangeNotifyPrivilege 3860 Factura__pdf__10281.exe Token: SeCreateTokenPrivilege 3860 Factura__pdf__10281.exe Token: SeMachineAccountPrivilege 3860 Factura__pdf__10281.exe Token: SeSecurityPrivilege 3860 Factura__pdf__10281.exe Token: SeAssignPrimaryTokenPrivilege 3860 Factura__pdf__10281.exe Token: SeCreateGlobalPrivilege 3860 Factura__pdf__10281.exe Token: 33 3860 Factura__pdf__10281.exe Token: SeDebugPrivilege 368 explorer.exe Token: SeRestorePrivilege 368 explorer.exe Token: SeBackupPrivilege 368 explorer.exe Token: SeLoadDriverPrivilege 368 explorer.exe Token: SeCreatePagefilePrivilege 368 explorer.exe Token: SeShutdownPrivilege 368 explorer.exe Token: SeTakeOwnershipPrivilege 368 explorer.exe Token: SeChangeNotifyPrivilege 368 explorer.exe Token: SeCreateTokenPrivilege 368 explorer.exe Token: SeMachineAccountPrivilege 368 explorer.exe Token: SeSecurityPrivilege 368 explorer.exe Token: SeAssignPrimaryTokenPrivilege 368 explorer.exe Token: SeCreateGlobalPrivilege 368 explorer.exe Token: 33 368 explorer.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
Factura__pdf__10281.exeFactura__pdf__10281.exeexplorer.exedescription pid process target process PID 1192 wrote to memory of 3860 1192 Factura__pdf__10281.exe Factura__pdf__10281.exe PID 1192 wrote to memory of 3860 1192 Factura__pdf__10281.exe Factura__pdf__10281.exe PID 1192 wrote to memory of 3860 1192 Factura__pdf__10281.exe Factura__pdf__10281.exe PID 1192 wrote to memory of 3860 1192 Factura__pdf__10281.exe Factura__pdf__10281.exe PID 1192 wrote to memory of 3860 1192 Factura__pdf__10281.exe Factura__pdf__10281.exe PID 3860 wrote to memory of 368 3860 Factura__pdf__10281.exe explorer.exe PID 3860 wrote to memory of 368 3860 Factura__pdf__10281.exe explorer.exe PID 3860 wrote to memory of 368 3860 Factura__pdf__10281.exe explorer.exe PID 368 wrote to memory of 980 368 explorer.exe y19e5m95555o79_1.exe PID 368 wrote to memory of 980 368 explorer.exe y19e5m95555o79_1.exe PID 368 wrote to memory of 980 368 explorer.exe y19e5m95555o79_1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Factura__pdf__10281.exe"C:\Users\Admin\AppData\Local\Temp\Factura__pdf__10281.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Factura__pdf__10281.exe"C:\Users\Admin\AppData\Local\Temp\Factura__pdf__10281.exe"2⤵
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Modifies firewall policy service
- Checks BIOS information in registry
- Adds Run key to start application
- Drops desktop.ini file(s)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Enumerates system info in registry
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer Protected Mode Banner
- Modifies Internet Explorer settings
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\y19e5m95555o79_1.exe/suac4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\y19e5m95555o79_1.exeMD5
b645095ae08ac1c280312d614831bf9d
SHA1daa6995076e713b6b608f3d2d3bf83cf63564884
SHA256a4a71dffc22c8c69f530b70613fc5d2d4edad6d8c61acc66aa3f5735ea7e3dee
SHA5129efb040c9da66d375416ab7862f7ad046e17fe529cc13997f04f5aac3cbb45a568978e31f65df7f8cc7b90548e6b44c73323edb2c11b3616882e8da282017032
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C:\Users\Admin\AppData\Local\Temp\y19e5m95555o79_1.exeMD5
b645095ae08ac1c280312d614831bf9d
SHA1daa6995076e713b6b608f3d2d3bf83cf63564884
SHA256a4a71dffc22c8c69f530b70613fc5d2d4edad6d8c61acc66aa3f5735ea7e3dee
SHA5129efb040c9da66d375416ab7862f7ad046e17fe529cc13997f04f5aac3cbb45a568978e31f65df7f8cc7b90548e6b44c73323edb2c11b3616882e8da282017032
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memory/368-7-0x0000000000000000-mapping.dmp
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memory/368-8-0x00000000011B0000-0x00000000015F0000-memory.dmpFilesize
4.2MB
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memory/368-9-0x00000000011B0000-0x00000000015F0000-memory.dmpFilesize
4.2MB
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memory/980-10-0x0000000000000000-mapping.dmp
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memory/3860-2-0x0000000000400000-0x0000000000435000-memory.dmpFilesize
212KB
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memory/3860-3-0x00000000004015C6-mapping.dmp
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memory/3860-4-0x0000000000400000-0x0000000000435000-memory.dmpFilesize
212KB
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memory/3860-5-0x00000000027D0000-0x00000000028F6000-memory.dmpFilesize
1.1MB
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memory/3860-6-0x0000000002C20000-0x0000000003060000-memory.dmpFilesize
4.2MB