Analysis
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max time kernel
144s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
03-07-2024 10:54
Static task
static1
Behavioral task
behavioral1
Sample
b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe
Resource
win10v2004-20240611-en
General
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Target
b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe
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Size
1.8MB
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MD5
b14355d46d70554875d9f725cd2f39ee
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SHA1
07bb1d46406f12b45dfb11014d83668d5efb5fce
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SHA256
b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76
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SHA512
b29a554871d465a31103ba68547cc3c42803d7a895b1ef9a287d58355b4ae708dcbfa84ca417f330d71e44c3237797ba095c6c7a1ce5d20e633a5db16568de2e
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SSDEEP
49152:zBQLNn13aqFIzfDfjJS1fQjWAC7odZJAJMVgB:luaqKJRjhrAJMV4
Malware Config
Extracted
amadey
4.30
4dd39d
http://77.91.77.82
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install_dir
ad40971b6b
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install_file
explorti.exe
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strings_key
a434973ad22def7137dbb5e059b7081e
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url_paths
/Hun4Ko/index.php
Extracted
stealc
jony
http://85.28.47.4
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url_path
/920475a59bac849d.php
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 5 IoCs
Processes:
b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exeexplorti.exeJKFHIIEHIE.exeexplorti.exeexplorti.exedescription ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ JKFHIIEHIE.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 10 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorti.exeb8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exeexplorti.exeJKFHIIEHIE.exeexplorti.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion JKFHIIEHIE.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion JKFHIIEHIE.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe -
Checks computer location settings 2 TTPs 4 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exeexplorti.exec43be90733.execmd.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe Key value queried \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation explorti.exe Key value queried \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation c43be90733.exe Key value queried \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation cmd.exe -
Executes dropped EXE 5 IoCs
Processes:
explorti.exec43be90733.exeJKFHIIEHIE.exeexplorti.exeexplorti.exepid Process 3288 explorti.exe 5016 c43be90733.exe 2252 JKFHIIEHIE.exe 392 explorti.exe 2792 explorti.exe -
Identifies Wine through registry keys 2 TTPs 5 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exeexplorti.exeJKFHIIEHIE.exeexplorti.exeexplorti.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Software\Wine b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe Key opened \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Software\Wine JKFHIIEHIE.exe Key opened \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Software\Wine explorti.exe -
Loads dropped DLL 2 IoCs
Processes:
c43be90733.exepid Process 5016 c43be90733.exe 5016 c43be90733.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger 7 IoCs
Processes:
b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exeexplorti.exec43be90733.exeJKFHIIEHIE.exeexplorti.exeexplorti.exepid Process 968 b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe 3288 explorti.exe 5016 c43be90733.exe 5016 c43be90733.exe 2252 JKFHIIEHIE.exe 392 explorti.exe 2792 explorti.exe -
Drops file in Windows directory 1 IoCs
Processes:
b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exedescription ioc Process File created C:\Windows\Tasks\explorti.job b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
c43be90733.exedescription ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 c43be90733.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString c43be90733.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exeexplorti.exec43be90733.exeJKFHIIEHIE.exeexplorti.exeexplorti.exepid Process 968 b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe 968 b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe 3288 explorti.exe 3288 explorti.exe 5016 c43be90733.exe 5016 c43be90733.exe 5016 c43be90733.exe 5016 c43be90733.exe 2252 JKFHIIEHIE.exe 2252 JKFHIIEHIE.exe 392 explorti.exe 392 explorti.exe 2792 explorti.exe 2792 explorti.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
c43be90733.execmd.exepid Process 5016 c43be90733.exe 4752 cmd.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exeexplorti.exec43be90733.execmd.exedescription pid Process procid_target PID 968 wrote to memory of 3288 968 b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe 89 PID 968 wrote to memory of 3288 968 b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe 89 PID 968 wrote to memory of 3288 968 b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe 89 PID 3288 wrote to memory of 5016 3288 explorti.exe 99 PID 3288 wrote to memory of 5016 3288 explorti.exe 99 PID 3288 wrote to memory of 5016 3288 explorti.exe 99 PID 5016 wrote to memory of 4620 5016 c43be90733.exe 103 PID 5016 wrote to memory of 4620 5016 c43be90733.exe 103 PID 5016 wrote to memory of 4620 5016 c43be90733.exe 103 PID 5016 wrote to memory of 4752 5016 c43be90733.exe 105 PID 5016 wrote to memory of 4752 5016 c43be90733.exe 105 PID 5016 wrote to memory of 4752 5016 c43be90733.exe 105 PID 4620 wrote to memory of 2252 4620 cmd.exe 107 PID 4620 wrote to memory of 2252 4620 cmd.exe 107 PID 4620 wrote to memory of 2252 4620 cmd.exe 107
Processes
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C:\Users\Admin\AppData\Local\Temp\b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe"C:\Users\Admin\AppData\Local\Temp\b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:968 -
C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3288 -
C:\Users\Admin\AppData\Local\Temp\1000006001\c43be90733.exe"C:\Users\Admin\AppData\Local\Temp\1000006001\c43be90733.exe"3⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5016 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\JKFHIIEHIE.exe"4⤵
- Suspicious use of WriteProcessMemory
PID:4620 -
C:\Users\Admin\AppData\Local\Temp\JKFHIIEHIE.exe"C:\Users\Admin\AppData\Local\Temp\JKFHIIEHIE.exe"5⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2252
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\FCBAECGIEB.exe"4⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
PID:4752
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeC:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:392
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeC:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2792
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
2.4MB
MD543a78a6987bf599db55f41bd3cd1d011
SHA1b55a8d60de946c9151de60df2225dce89c95be43
SHA256ff5c8360c9f87054525970c5aeb707cc177291904206b5c18b09e0e6e2ce7420
SHA512808312620b6c2517876aa4f744a53be817fa9b0b5cdcb681943da060652957519c20e9f533f602dc6cdc8a0068a01e526cff797156f67b0f350f38c7b55bbbf4
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Filesize
1.8MB
MD5b14355d46d70554875d9f725cd2f39ee
SHA107bb1d46406f12b45dfb11014d83668d5efb5fce
SHA256b8763ae0f7c36cf431cbdcbdae0e26d32397a6d6504be149033349edb946ef76
SHA512b29a554871d465a31103ba68547cc3c42803d7a895b1ef9a287d58355b4ae708dcbfa84ca417f330d71e44c3237797ba095c6c7a1ce5d20e633a5db16568de2e