Analysis
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max time kernel
146s -
max time network
136s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
30-06-2024 19:12
Static task
static1
Behavioral task
behavioral1
Sample
amadka.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
amadka.exe
Resource
win7-20231129-en
Behavioral task
behavioral3
Sample
amadka.exe
Resource
win10v2004-20240508-en
General
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Target
amadka.exe
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Size
1.8MB
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MD5
659ba66a74ec143a222edd2b1bbfb55f
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SHA1
195433b12a9ed1f9d9b6a7a5a200e5b722f2f95b
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SHA256
dd71ccde692bb708b51570c549154c97f7442bc3ff6c71174ad162131609933d
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SHA512
4cea7563ebc8863da30185111ce8d4f4394b34e36ee26546f51b52cfe434185560c8e0f8f7c8dcd852464e603e1b7a6cf85fdafca20d1e280785cbf816c9322c
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SSDEEP
49152:wb4NTGSMG0TKDSBffdUtZoeS2RPkTfi6pVFnThDSbw:ws5GSfOHd0ZoeSEkTfiinZ0w
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
default
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 6 IoCs
Processes:
explorti.exeexplorti.exeamadka.exeexplorti.exeDGHIDHCAAK.exeexplorti.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ amadka.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ DGHIDHCAAK.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 12 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
DGHIDHCAAK.exeexplorti.exeexplorti.exeexplorti.exeamadka.exeexplorti.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion DGHIDHCAAK.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 Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion amadka.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion amadka.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\VideoBiosVersion DGHIDHCAAK.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe -
Executes dropped EXE 6 IoCs
Processes:
explorti.exe5b7bee6d1d.exeDGHIDHCAAK.exeexplorti.exeexplorti.exeexplorti.exepid process 992 explorti.exe 4696 5b7bee6d1d.exe 5052 DGHIDHCAAK.exe 3528 explorti.exe 2948 explorti.exe 512 explorti.exe -
Identifies Wine through registry keys 2 TTPs 6 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
amadka.exeexplorti.exeDGHIDHCAAK.exeexplorti.exeexplorti.exeexplorti.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000\Software\Wine amadka.exe Key opened \REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000\Software\Wine DGHIDHCAAK.exe Key opened \REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000\Software\Wine explorti.exe -
Loads dropped DLL 2 IoCs
Processes:
5b7bee6d1d.exepid process 4696 5b7bee6d1d.exe 4696 5b7bee6d1d.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:
amadka.exeexplorti.exe5b7bee6d1d.exeDGHIDHCAAK.exeexplorti.exeexplorti.exeexplorti.exepid process 4768 amadka.exe 992 explorti.exe 4696 5b7bee6d1d.exe 4696 5b7bee6d1d.exe 5052 DGHIDHCAAK.exe 3528 explorti.exe 2948 explorti.exe 512 explorti.exe -
Drops file in Windows directory 1 IoCs
Processes:
amadka.exedescription ioc process File created C:\Windows\Tasks\explorti.job amadka.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:
5b7bee6d1d.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 5b7bee6d1d.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 5b7bee6d1d.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
Processes:
amadka.exeexplorti.exe5b7bee6d1d.exeDGHIDHCAAK.exeexplorti.exeexplorti.exeexplorti.exepid process 4768 amadka.exe 4768 amadka.exe 992 explorti.exe 992 explorti.exe 4696 5b7bee6d1d.exe 4696 5b7bee6d1d.exe 4696 5b7bee6d1d.exe 4696 5b7bee6d1d.exe 5052 DGHIDHCAAK.exe 5052 DGHIDHCAAK.exe 3528 explorti.exe 3528 explorti.exe 2948 explorti.exe 2948 explorti.exe 512 explorti.exe 512 explorti.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
amadka.exepid process 4768 amadka.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
5b7bee6d1d.execmd.exepid process 4696 5b7bee6d1d.exe 3076 cmd.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
amadka.exeexplorti.exe5b7bee6d1d.execmd.exedescription pid process target process PID 4768 wrote to memory of 992 4768 amadka.exe explorti.exe PID 4768 wrote to memory of 992 4768 amadka.exe explorti.exe PID 4768 wrote to memory of 992 4768 amadka.exe explorti.exe PID 992 wrote to memory of 4696 992 explorti.exe 5b7bee6d1d.exe PID 992 wrote to memory of 4696 992 explorti.exe 5b7bee6d1d.exe PID 992 wrote to memory of 4696 992 explorti.exe 5b7bee6d1d.exe PID 4696 wrote to memory of 1456 4696 5b7bee6d1d.exe cmd.exe PID 4696 wrote to memory of 1456 4696 5b7bee6d1d.exe cmd.exe PID 4696 wrote to memory of 1456 4696 5b7bee6d1d.exe cmd.exe PID 4696 wrote to memory of 3076 4696 5b7bee6d1d.exe cmd.exe PID 4696 wrote to memory of 3076 4696 5b7bee6d1d.exe cmd.exe PID 4696 wrote to memory of 3076 4696 5b7bee6d1d.exe cmd.exe PID 1456 wrote to memory of 5052 1456 cmd.exe DGHIDHCAAK.exe PID 1456 wrote to memory of 5052 1456 cmd.exe DGHIDHCAAK.exe PID 1456 wrote to memory of 5052 1456 cmd.exe DGHIDHCAAK.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\amadka.exe"C:\Users\Admin\AppData\Local\Temp\amadka.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- 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
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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
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\1000006001\5b7bee6d1d.exe"C:\Users\Admin\AppData\Local\Temp\1000006001\5b7bee6d1d.exe"3⤵
- 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
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\DGHIDHCAAK.exe"4⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\DGHIDHCAAK.exe"C:\Users\Admin\AppData\Local\Temp\DGHIDHCAAK.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
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\IIIJECAEGD.exe"4⤵
- Suspicious use of SetWindowsHookEx
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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
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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
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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
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\1000006001\5b7bee6d1d.exeFilesize
2.4MB
MD5788896b0b3e5bb5824228dc037fec7bb
SHA11c6fe7c59e037058bd713930e87178cd6113d8e6
SHA25606902e21f593ee1506894387489dcd78adc3cf9176bc1640d7ce5fec98157698
SHA512bc4e141b824ede98741353a422c9b77deb710a170ed09d94ae327ee91f693ff7a4e53ffaeabd532459cceaf3c4a22d6f8f506b7fb451787faa4100e948e1009a
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C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exeFilesize
1.8MB
MD5659ba66a74ec143a222edd2b1bbfb55f
SHA1195433b12a9ed1f9d9b6a7a5a200e5b722f2f95b
SHA256dd71ccde692bb708b51570c549154c97f7442bc3ff6c71174ad162131609933d
SHA5124cea7563ebc8863da30185111ce8d4f4394b34e36ee26546f51b52cfe434185560c8e0f8f7c8dcd852464e603e1b7a6cf85fdafca20d1e280785cbf816c9322c
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\ProgramData\mozglue.dllFilesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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\ProgramData\nss3.dllFilesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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memory/512-120-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/512-119-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-96-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-108-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-16-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-17-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-18-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-15-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-117-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-116-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-115-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-114-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-86-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-113-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-112-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-107-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-106-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-97-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-98-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-99-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-105-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-104-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/992-103-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/2948-110-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/2948-111-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/3528-101-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/3528-102-0x0000000000F30000-0x00000000013F0000-memory.dmpFilesize
4.8MB
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memory/4696-90-0x0000000000890000-0x000000000147D000-memory.dmpFilesize
11.9MB
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memory/4696-31-0x0000000000890000-0x000000000147D000-memory.dmpFilesize
11.9MB
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memory/4696-32-0x0000000061E00000-0x0000000061EF3000-memory.dmpFilesize
972KB
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memory/4768-3-0x0000000001370000-0x0000000001830000-memory.dmpFilesize
4.8MB
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memory/4768-14-0x0000000001370000-0x0000000001830000-memory.dmpFilesize
4.8MB
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memory/4768-5-0x0000000001370000-0x0000000001830000-memory.dmpFilesize
4.8MB
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memory/4768-0-0x0000000001370000-0x0000000001830000-memory.dmpFilesize
4.8MB
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memory/4768-2-0x0000000001371000-0x000000000139F000-memory.dmpFilesize
184KB
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memory/4768-1-0x0000000076FD4000-0x0000000076FD5000-memory.dmpFilesize
4KB
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memory/5052-94-0x00000000003D0000-0x0000000000890000-memory.dmpFilesize
4.8MB
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memory/5052-95-0x00000000003D0000-0x0000000000890000-memory.dmpFilesize
4.8MB