Analysis
-
max time kernel
45s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
04-07-2022 06:23
Static task
static1
Behavioral task
behavioral1
Sample
5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe
Resource
win10v2004-20220414-en
General
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Target
5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe
-
Size
923KB
-
MD5
f61231237bbe45009996a9576eddde09
-
SHA1
e73bda17b68f3b6f2995f4af10b4350f8050e2c8
-
SHA256
5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821
-
SHA512
3e18d118a7c8969202b243676ba768bf0f4e8d4dfae17ae9d25e624aea79634905771b20e933fb74571b1cf037eab8f3a85f85ff6e88d24778453a03662a3161
Malware Config
Extracted
C:\How To Restore Your Files.txt
Signatures
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Babuk Locker
RaaS first seen in 2021 initially called Vasa Locker.
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Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Modifies extensions of user files 13 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exedescription ioc process File renamed C:\Users\Admin\Pictures\RedoRepair.tif => C:\Users\Admin\Pictures\RedoRepair.tif.babyk 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened for modification C:\Users\Admin\Pictures\RedoRepair.tif.babyk 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened for modification C:\Users\Admin\Pictures\MergeOut.tiff 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File renamed C:\Users\Admin\Pictures\InstallSend.png => C:\Users\Admin\Pictures\InstallSend.png.babyk 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened for modification C:\Users\Admin\Pictures\ReceiveGroup.raw.babyk 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File renamed C:\Users\Admin\Pictures\ProtectLock.tif => C:\Users\Admin\Pictures\ProtectLock.tif.babyk 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened for modification C:\Users\Admin\Pictures\InstallSend.png.babyk 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File renamed C:\Users\Admin\Pictures\MergeOut.tiff => C:\Users\Admin\Pictures\MergeOut.tiff.babyk 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File renamed C:\Users\Admin\Pictures\StartReset.tif => C:\Users\Admin\Pictures\StartReset.tif.babyk 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened for modification C:\Users\Admin\Pictures\StartReset.tif.babyk 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File renamed C:\Users\Admin\Pictures\ReceiveGroup.raw => C:\Users\Admin\Pictures\ReceiveGroup.raw.babyk 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened for modification C:\Users\Admin\Pictures\ProtectLock.tif.babyk 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened for modification C:\Users\Admin\Pictures\MergeOut.tiff.babyk 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exedescription ioc process File opened (read-only) \??\J: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\X: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\N: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\W: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\T: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\I: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\S: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\F: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\H: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\K: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\Q: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\U: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\O: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\Z: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\V: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\P: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\A: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\G: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\L: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\B: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\E: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\R: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\Y: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe File opened (read-only) \??\M: 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 18 IoCs
Processes:
5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exepid process 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Interacts with shadow copies 2 TTPs 2 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
Processes:
vssadmin.exevssadmin.exepid process 1884 vssadmin.exe 1712 vssadmin.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exepid process 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
vssvc.exedescription pid process Token: SeBackupPrivilege 832 vssvc.exe Token: SeRestorePrivilege 832 vssvc.exe Token: SeAuditPrivilege 832 vssvc.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.execmd.execmd.exedescription pid process target process PID 1980 wrote to memory of 1184 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe cmd.exe PID 1980 wrote to memory of 1184 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe cmd.exe PID 1980 wrote to memory of 1184 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe cmd.exe PID 1980 wrote to memory of 1184 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe cmd.exe PID 1184 wrote to memory of 1884 1184 cmd.exe vssadmin.exe PID 1184 wrote to memory of 1884 1184 cmd.exe vssadmin.exe PID 1184 wrote to memory of 1884 1184 cmd.exe vssadmin.exe PID 1980 wrote to memory of 1996 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe cmd.exe PID 1980 wrote to memory of 1996 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe cmd.exe PID 1980 wrote to memory of 1996 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe cmd.exe PID 1980 wrote to memory of 1996 1980 5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe cmd.exe PID 1996 wrote to memory of 1712 1996 cmd.exe vssadmin.exe PID 1996 wrote to memory of 1712 1996 cmd.exe vssadmin.exe PID 1996 wrote to memory of 1712 1996 cmd.exe vssadmin.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe"C:\Users\Admin\AppData\Local\Temp\5c061e188979d3b744a102d5d855e845a3b51453488530ea5dca6b098add2821.exe"1⤵
- Modifies extensions of user files
- Enumerates connected drives
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin.exe delete shadows /all /quiet3⤵
- Interacts with shadow copies
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c vssadmin.exe delete shadows /all /quiet2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\vssadmin.exevssadmin.exe delete shadows /all /quiet3⤵
- Interacts with shadow copies
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1184-4330-0x0000000000000000-mapping.dmp
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memory/1712-4338-0x0000000000000000-mapping.dmp
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memory/1884-4331-0x0000000000000000-mapping.dmp
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memory/1980-54-0x00000000768D1000-0x00000000768D3000-memory.dmpFilesize
8KB
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memory/1980-56-0x0000000075710000-0x0000000075757000-memory.dmpFilesize
284KB
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memory/1980-336-0x0000000000400000-0x00000000004F8000-memory.dmpFilesize
992KB
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memory/1980-467-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
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memory/1980-468-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
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memory/1980-466-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
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memory/1980-465-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
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memory/1980-464-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
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memory/1980-471-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-472-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-470-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
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memory/1980-469-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
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memory/1980-476-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-477-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-475-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-474-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-473-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-480-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-483-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-484-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-482-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-481-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-479-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-478-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-485-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-489-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-490-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-488-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-487-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-486-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-493-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-495-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-496-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-494-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-492-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-491-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-498-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-497-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-499-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-500-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-501-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-502-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-505-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-506-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-503-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-504-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-507-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-510-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-511-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-509-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-508-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-513-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-512-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-516-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-515-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-514-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-518-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-524-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-523-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-522-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-521-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-520-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-519-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-517-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-525-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
-
memory/1980-1461-0x0000000001D50000-0x0000000001E50000-memory.dmpFilesize
1024KB
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memory/1980-1463-0x0000000001E90000-0x0000000002011000-memory.dmpFilesize
1.5MB
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memory/1980-4332-0x0000000002140000-0x0000000002251000-memory.dmpFilesize
1.1MB
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memory/1980-4334-0x0000000002370000-0x0000000002411000-memory.dmpFilesize
644KB
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memory/1980-4333-0x0000000002260000-0x0000000002361000-memory.dmpFilesize
1.0MB
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memory/1980-4335-0x0000000001D50000-0x0000000001E50000-memory.dmpFilesize
1024KB
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memory/1980-4337-0x0000000000400000-0x00000000004F8000-memory.dmpFilesize
992KB
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memory/1996-4336-0x0000000000000000-mapping.dmp