Analysis
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max time kernel
149s -
max time network
151s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
02-07-2024 00:25
Static task
static1
Behavioral task
behavioral1
Sample
048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe
Resource
win10v2004-20240508-en
General
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Target
048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe
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Size
2.4MB
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MD5
58972b34ce77f8d7bbaa3f5b5344db20
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SHA1
a3dc18dbe5abb0fffe62427366ff5f52e16a28a7
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SHA256
048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700
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SHA512
4539e1723d3595faa2d53488623d33cd94d06ece1503e9359dabaa7fb6184cc63717f5d8d25ada897603ee40381ab881789b793776fab97b8f8c619cd2da133e
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SSDEEP
49152:xe/sgWc1/Ae5JRanw2xCrrkOzWmwwtxVqsSZL6+QbGpNwOxlZ2cRDvZQDEJ7Yr6Q:E/sgdIe5J72sk4wwPIgk++72cpn9Y
Malware Config
Extracted
stealc
jony
http://85.28.47.4
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url_path
/920475a59bac849d.php
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
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 4 IoCs
Processes:
explorti.exeKFIJEGCBGI.exeexplorti.exeexplorti.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorti.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ KFIJEGCBGI.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 8 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
explorti.exeexplorti.exeKFIJEGCBGI.exeexplorti.exedescription ioc process 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 explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion KFIJEGCBGI.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion KFIJEGCBGI.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorti.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorti.exe -
Executes dropped EXE 5 IoCs
Processes:
KFIJEGCBGI.exeexplorti.exe3753b74177.exeexplorti.exeexplorti.exepid process 4768 KFIJEGCBGI.exe 1572 explorti.exe 1036 3753b74177.exe 1304 explorti.exe 2280 explorti.exe -
Identifies Wine through registry keys 2 TTPs 4 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
KFIJEGCBGI.exeexplorti.exeexplorti.exeexplorti.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3107365284-1576850094-161165143-1000\Software\Wine KFIJEGCBGI.exe Key opened \REGISTRY\USER\S-1-5-21-3107365284-1576850094-161165143-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-3107365284-1576850094-161165143-1000\Software\Wine explorti.exe Key opened \REGISTRY\USER\S-1-5-21-3107365284-1576850094-161165143-1000\Software\Wine explorti.exe -
Loads dropped DLL 2 IoCs
Processes:
048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exepid process 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.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:
048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exeKFIJEGCBGI.exeexplorti.exe3753b74177.exeexplorti.exeexplorti.exepid process 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe 4768 KFIJEGCBGI.exe 1572 explorti.exe 1036 3753b74177.exe 1304 explorti.exe 2280 explorti.exe -
Drops file in Windows directory 1 IoCs
Processes:
KFIJEGCBGI.exedescription ioc process File created C:\Windows\Tasks\explorti.job KFIJEGCBGI.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:
048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exeKFIJEGCBGI.exeexplorti.exeexplorti.exeexplorti.exepid process 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe 4768 KFIJEGCBGI.exe 4768 KFIJEGCBGI.exe 1572 explorti.exe 1572 explorti.exe 1304 explorti.exe 1304 explorti.exe 2280 explorti.exe 2280 explorti.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.execmd.exe3753b74177.exepid process 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe 4084 cmd.exe 1036 3753b74177.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.execmd.exeKFIJEGCBGI.exeexplorti.exedescription pid process target process PID 392 wrote to memory of 4360 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe cmd.exe PID 392 wrote to memory of 4360 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe cmd.exe PID 392 wrote to memory of 4360 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe cmd.exe PID 392 wrote to memory of 4084 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe cmd.exe PID 392 wrote to memory of 4084 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe cmd.exe PID 392 wrote to memory of 4084 392 048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe cmd.exe PID 4360 wrote to memory of 4768 4360 cmd.exe KFIJEGCBGI.exe PID 4360 wrote to memory of 4768 4360 cmd.exe KFIJEGCBGI.exe PID 4360 wrote to memory of 4768 4360 cmd.exe KFIJEGCBGI.exe PID 4768 wrote to memory of 1572 4768 KFIJEGCBGI.exe explorti.exe PID 4768 wrote to memory of 1572 4768 KFIJEGCBGI.exe explorti.exe PID 4768 wrote to memory of 1572 4768 KFIJEGCBGI.exe explorti.exe PID 1572 wrote to memory of 1036 1572 explorti.exe 3753b74177.exe PID 1572 wrote to memory of 1036 1572 explorti.exe 3753b74177.exe PID 1572 wrote to memory of 1036 1572 explorti.exe 3753b74177.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe"C:\Users\Admin\AppData\Local\Temp\048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700.exe"1⤵
- 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\KFIJEGCBGI.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\KFIJEGCBGI.exe"C:\Users\Admin\AppData\Local\Temp\KFIJEGCBGI.exe"3⤵
- 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
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- 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"4⤵
- 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\3753b74177.exe"C:\Users\Admin\AppData\Local\Temp\1000006001\3753b74177.exe"5⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetWindowsHookEx
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\EBAAFCAFCB.exe"2⤵
- 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
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\mozglue.dllFilesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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C:\ProgramData\nss3.dllFilesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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C:\Users\Admin\AppData\Local\Temp\1000006001\3753b74177.exeFilesize
2.4MB
MD558972b34ce77f8d7bbaa3f5b5344db20
SHA1a3dc18dbe5abb0fffe62427366ff5f52e16a28a7
SHA256048802231eccee2a6db341d1a4e92b2b1671eb287da215ad35fcf2bad70fa700
SHA5124539e1723d3595faa2d53488623d33cd94d06ece1503e9359dabaa7fb6184cc63717f5d8d25ada897603ee40381ab881789b793776fab97b8f8c619cd2da133e
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C:\Users\Admin\AppData\Local\Temp\KFIJEGCBGI.exeFilesize
1.8MB
MD522316f731fd9d3bd796e5c1eda5b0207
SHA1742c48529b755e8c01addfb0de3c7bc0dc86abfe
SHA25613f22edb0593ceae04fa2352bc06279bccfdfa47903a391c47bdbbd212032038
SHA5120598ab319fbbc5efd0b30b6ed4386c93bd2667226a8b39c6d1f727d2fc40938db8e9f295881888537fffa1cf760f5c5d3fd6dd2f7b604ebcfab9402f60a6a254
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memory/392-1-0x000000007EE70000-0x000000007F241000-memory.dmpFilesize
3.8MB
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memory/392-2-0x0000000061E00000-0x0000000061EF3000-memory.dmpFilesize
972KB
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memory/392-77-0x0000000000760000-0x0000000001358000-memory.dmpFilesize
12.0MB
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memory/392-0-0x0000000000760000-0x0000000001358000-memory.dmpFilesize
12.0MB
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memory/1036-112-0x0000000000690000-0x0000000001288000-memory.dmpFilesize
12.0MB
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memory/1036-111-0x0000000000690000-0x0000000001288000-memory.dmpFilesize
12.0MB
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memory/1304-118-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1304-117-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-122-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-120-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-114-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-115-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-132-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-95-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-119-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-129-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-121-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-131-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-123-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-124-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-130-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-113-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/1572-128-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/2280-127-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/2280-126-0x0000000000770000-0x0000000000C2D000-memory.dmpFilesize
4.7MB
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memory/4768-81-0x0000000000260000-0x000000000071D000-memory.dmpFilesize
4.7MB
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memory/4768-94-0x0000000000260000-0x000000000071D000-memory.dmpFilesize
4.7MB