Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
04-07-2024 01:25
Static task
static1
Behavioral task
behavioral1
Sample
a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe
Resource
win10v2004-20240611-en
General
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Target
a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe
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Size
1.8MB
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MD5
d7695d73a7f4b98447dbebff21720788
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SHA1
38d17f524b7e0e4e15c03ab808ee79dff618e088
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SHA256
a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540
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SHA512
f7b5d31cbb5ef533392afc19e0364185bd14f8e1c1536f55d9a04e79ea8226b053e9c1529f4ebc22ccd6ea015efd793aa2fe6885c94716704b965d8a25a8bc5c
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SSDEEP
49152:0gHzmsGO9B066nQR+0VL/ecW08wwPPqp4YVTuEwXU:5msbB0twvL/12pPSp4fEwXU
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:
a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exeexplorti.exeCAKEBFCFIJ.exeexplorti.exeexplorti.exedescription ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ CAKEBFCFIJ.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:
a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exeexplorti.exeCAKEBFCFIJ.exeexplorti.exeexplorti.exedescription ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion CAKEBFCFIJ.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion CAKEBFCFIJ.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:
a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exeexplorti.exe8aa2fb95cf.execmd.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe Key value queried \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation explorti.exe Key value queried \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation 8aa2fb95cf.exe Key value queried \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Control Panel\International\Geo\Nation cmd.exe -
Executes dropped EXE 5 IoCs
Processes:
explorti.exe8aa2fb95cf.exeCAKEBFCFIJ.exeexplorti.exeexplorti.exepid Process 3056 explorti.exe 4516 8aa2fb95cf.exe 1832 CAKEBFCFIJ.exe 2080 explorti.exe 4404 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:
explorti.exeCAKEBFCFIJ.exeexplorti.exeexplorti.exea2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Wine CAKEBFCFIJ.exe Key opened \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Wine a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe -
Loads dropped DLL 2 IoCs
Processes:
8aa2fb95cf.exepid Process 4516 8aa2fb95cf.exe 4516 8aa2fb95cf.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 8 IoCs
Processes:
a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exeexplorti.exe8aa2fb95cf.exeCAKEBFCFIJ.exeexplorti.exeexplorti.exepid Process 320 a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe 3056 explorti.exe 4516 8aa2fb95cf.exe 4516 8aa2fb95cf.exe 4516 8aa2fb95cf.exe 1832 CAKEBFCFIJ.exe 2080 explorti.exe 4404 explorti.exe -
Drops file in Windows directory 1 IoCs
Processes:
a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exedescription ioc Process File created C:\Windows\Tasks\explorti.job a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.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:
8aa2fb95cf.exedescription ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 8aa2fb95cf.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 8aa2fb95cf.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exeexplorti.exe8aa2fb95cf.exeCAKEBFCFIJ.exeexplorti.exeexplorti.exepid Process 320 a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe 320 a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe 3056 explorti.exe 3056 explorti.exe 4516 8aa2fb95cf.exe 4516 8aa2fb95cf.exe 4516 8aa2fb95cf.exe 4516 8aa2fb95cf.exe 1832 CAKEBFCFIJ.exe 1832 CAKEBFCFIJ.exe 2080 explorti.exe 2080 explorti.exe 4404 explorti.exe 4404 explorti.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exepid Process 320 a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
8aa2fb95cf.execmd.exepid Process 4516 8aa2fb95cf.exe 3956 cmd.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exeexplorti.exe8aa2fb95cf.execmd.exedescription pid Process procid_target PID 320 wrote to memory of 3056 320 a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe 87 PID 320 wrote to memory of 3056 320 a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe 87 PID 320 wrote to memory of 3056 320 a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe 87 PID 3056 wrote to memory of 4516 3056 explorti.exe 88 PID 3056 wrote to memory of 4516 3056 explorti.exe 88 PID 3056 wrote to memory of 4516 3056 explorti.exe 88 PID 4516 wrote to memory of 2680 4516 8aa2fb95cf.exe 94 PID 4516 wrote to memory of 2680 4516 8aa2fb95cf.exe 94 PID 4516 wrote to memory of 2680 4516 8aa2fb95cf.exe 94 PID 4516 wrote to memory of 3956 4516 8aa2fb95cf.exe 96 PID 4516 wrote to memory of 3956 4516 8aa2fb95cf.exe 96 PID 4516 wrote to memory of 3956 4516 8aa2fb95cf.exe 96 PID 2680 wrote to memory of 1832 2680 cmd.exe 98 PID 2680 wrote to memory of 1832 2680 cmd.exe 98 PID 2680 wrote to memory of 1832 2680 cmd.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.exe"C:\Users\Admin\AppData\Local\Temp\a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540.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 FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:320 -
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:3056 -
C:\Users\Admin\AppData\Local\Temp\1000006001\8aa2fb95cf.exe"C:\Users\Admin\AppData\Local\Temp\1000006001\8aa2fb95cf.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:4516 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\CAKEBFCFIJ.exe"4⤵
- Suspicious use of WriteProcessMemory
PID:2680 -
C:\Users\Admin\AppData\Local\Temp\CAKEBFCFIJ.exe"C:\Users\Admin\AppData\Local\Temp\CAKEBFCFIJ.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:1832
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\AECAKJJECA.exe"4⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
PID:3956
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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:2080
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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:4404
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
MD51323616c7b4228edd3735c144d4632c2
SHA134c45567ebdfcfeeb9d950aa527bf3bac2709a41
SHA25696a32d13cd84073e06f1b0c27c7daf3192bbce58278fbf5c1270bcae4c0eba37
SHA512d023ba0ec57b3a80fdba972c259b60f4f3779a0d9692317e3e009507b8adf9bb66b63aa09214677dd8294750d7e8d6250722b5687fcca1e9eb7da16718c6a079
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Filesize
1.8MB
MD5d7695d73a7f4b98447dbebff21720788
SHA138d17f524b7e0e4e15c03ab808ee79dff618e088
SHA256a2af4191c71b061b4869588d8e64911f1934b784675fc40018ff40333fbd8540
SHA512f7b5d31cbb5ef533392afc19e0364185bd14f8e1c1536f55d9a04e79ea8226b053e9c1529f4ebc22ccd6ea015efd793aa2fe6885c94716704b965d8a25a8bc5c