Analysis
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max time kernel
62s -
max time network
13s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
04-05-2021 15:01
Static task
static1
Behavioral task
behavioral1
Sample
718ace8dedfa4d43286f7749d11096f65e18fd48581c7e274d96fd958eb3ffda.doc
Resource
win7v20210410
Behavioral task
behavioral2
Sample
718ace8dedfa4d43286f7749d11096f65e18fd48581c7e274d96fd958eb3ffda.doc
Resource
win10v20210408
General
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Target
718ace8dedfa4d43286f7749d11096f65e18fd48581c7e274d96fd958eb3ffda.doc
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Size
75KB
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MD5
b946e5876bfe78898077a1af8f623ef7
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SHA1
8c7e0eed137eaa082dfe0d8b3f7429cc10e35da2
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SHA256
718ace8dedfa4d43286f7749d11096f65e18fd48581c7e274d96fd958eb3ffda
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SHA512
8596a28d549d6fe6997aebdd73b7afdf63a67a15dd8d3ff27b4e7ed439f61d3afd92f718f782466be00b140bd4849f963fb3adc086cefa3dd35afbaed4968e07
Malware Config
Signatures
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Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
rundll32.exedescription pid pid_target process target process Parent C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE is not expected to spawn this process 1704 1960 rundll32.exe WINWORD.EXE -
Drops file in Windows directory 1 IoCs
Processes:
WINWORD.EXEdescription ioc process File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE -
Office loads VBA resources, possible macro or embedded object present
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Processes:
WINWORD.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel WINWORD.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" WINWORD.EXE -
Modifies registry class 64 IoCs
Processes:
WINWORD.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{4C5992A5-6926-101B-9992-00000B65C6F9} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{47FF8FE3-6198-11CF-8CE8-00AA006CB389} WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4809E45B-0D70-4CC2-8F14-237487970AB2}\2.0\0 WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{8A683C90-BA84-11CF-8110-00A0C9030074} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{04598FC3-866C-11CF-AB7C-00AA00C08FCF} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{5512D117-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{5512D117-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLCheckbox" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{5512D11D-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLHidden" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{04598FC9-866C-11CF-AB7C-00AA00C08FCF}\ = "IMultiPage" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{5512D111-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLSubmitButton" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{5512D113-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{8BD21D42-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{7B020EC1-AF6C-11CE-9F46-00AA00574A4F}\ = "CommandButtonEvents" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{8BD21D22-EC42-11CE-9E0D-00AA006002F3}\ = "MdcListEvents" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{47FF8FE6-6198-11CF-8CE8-00AA006CB389} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\TypeLib\{4809E45B-0D70-4CC2-8F14-237487970AB2} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{9A4BBF53-4E46-101B-8BBD-00AA003E3B29}\ = "ControlEvents" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{79176FB3-B7F2-11CE-97EF-00AA006D2776} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{79176FB2-B7F2-11CE-97EF-00AA006D2776}\ = "SpinbuttonEvents" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{04598FC8-866C-11CF-AB7C-00AA00C08FCF} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{04598FC8-866C-11CF-AB7C-00AA00C08FCF}\ = "_UserForm" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{9A4BBF53-4E46-101B-8BBD-00AA003E3B29} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{8BD21D43-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcCheckBox" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{8BD21D12-EC42-11CE-9E0D-00AA006002F3}\ = "MdcTextEvents" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{8BD21D52-EC42-11CE-9E0D-00AA006002F3}\ = "MdcOptionButtonEvents" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{82B02371-B5BC-11CF-810F-00A0C9030074}\ = "IReturnBoolean" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{04598FC7-866C-11CF-AB7C-00AA00C08FCF}\ = "Controls" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{8BD21D23-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{A38BFFC3-A5A0-11CE-8107-00AA00611080} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{BEF6E003-A874-101A-8BBA-00AA00300CAB} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{47FF8FE3-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents4" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{47FF8FE8-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents9" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{92E11A03-7358-11CE-80CB-00AA00611080}\ = "Pages" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\TypeLib WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{EC72F590-F375-11CE-B9E8-00AA006B1A69}\ = "IDataAutoWrapper" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{CF3F94A0-F546-11CE-9BCE-00AA00608E01}\ = "OptionFrameEvents" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{5512D11F-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{5512D123-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{5CEF5613-713D-11CE-80C9-00AA00611080}\ = "IPage" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{8BD21D63-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{5512D125-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLTextArea" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{8BD21D13-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcText" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{8BD21D33-EC42-11CE-9E0D-00AA006002F3} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{47FF8FE4-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents5" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{47FF8FE9-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents10" WINWORD.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4809E45B-0D70-4CC2-8F14-237487970AB2}\2.0\HELPDIR WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\TypeLib\{4809E45B-0D70-4CC2-8F14-237487970AB2}\2.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\VBE" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{82B02370-B5BC-11CF-810F-00A0C9030074}\ = "IReturnInteger" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{5B9D8FC8-4A71-101B-97A6-00000B65C08B} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{5B9D8FC8-4A71-101B-97A6-00000B65C08B} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{5512D115-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLReset" WINWORD.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{4809E45B-0D70-4CC2-8F14-237487970AB2}\2.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\VBE" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{5B9D8FC8-4A71-101B-97A6-00000B65C08B}\ = "FormEvents" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{47FF8FE1-6198-11CF-8CE8-00AA006CB389} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Interface\{47FF8FE5-6198-11CF-8CE8-00AA006CB389} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{8BD21D53-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcOptionButton" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{8BD21D63-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcToggleButton" WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{04598FC3-866C-11CF-AB7C-00AA00C08FCF}\ = "IScrollbar" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{5512D115-5CC6-11CF-8D67-00AA00BDCE1D} WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{47FF8FE3-6198-11CF-8CE8-00AA006CB389} WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{5CEF5613-713D-11CE-80C9-00AA00611080}\ = "IPage" WINWORD.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\TypeLib\{4809E45B-0D70-4CC2-8F14-237487970AB2}\2.0\0 WINWORD.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000_CLASSES\Wow6432Node\Interface\{82B02370-B5BC-11CF-810F-00A0C9030074}\ = "IReturnInteger" WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
WINWORD.EXEpid process 1072 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 18 IoCs
Processes:
WINWORD.EXEWINWORD.EXEpid process 1072 WINWORD.EXE 1072 WINWORD.EXE 1072 WINWORD.EXE 1072 WINWORD.EXE 1072 WINWORD.EXE 1072 WINWORD.EXE 1072 WINWORD.EXE 1072 WINWORD.EXE 1072 WINWORD.EXE 1072 WINWORD.EXE 1072 WINWORD.EXE 1072 WINWORD.EXE 1072 WINWORD.EXE 1072 WINWORD.EXE 1072 WINWORD.EXE 1072 WINWORD.EXE 1960 WINWORD.EXE 1960 WINWORD.EXE -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
WINWORD.EXEWINWORD.EXEdescription pid process target process PID 1960 wrote to memory of 1704 1960 WINWORD.EXE rundll32.exe PID 1960 wrote to memory of 1704 1960 WINWORD.EXE rundll32.exe PID 1960 wrote to memory of 1704 1960 WINWORD.EXE rundll32.exe PID 1960 wrote to memory of 1704 1960 WINWORD.EXE rundll32.exe PID 1960 wrote to memory of 1704 1960 WINWORD.EXE rundll32.exe PID 1960 wrote to memory of 1704 1960 WINWORD.EXE rundll32.exe PID 1960 wrote to memory of 1704 1960 WINWORD.EXE rundll32.exe PID 1072 wrote to memory of 1304 1072 WINWORD.EXE splwow64.exe PID 1072 wrote to memory of 1304 1072 WINWORD.EXE splwow64.exe PID 1072 wrote to memory of 1304 1072 WINWORD.EXE splwow64.exe PID 1072 wrote to memory of 1304 1072 WINWORD.EXE splwow64.exe
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\718ace8dedfa4d43286f7749d11096f65e18fd48581c7e274d96fd958eb3ffda.doc"1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
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C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /Automation -Embedding1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32 c:\programdata\pasteBorder.jpg,PluginInit2⤵
- Process spawned unexpected child process
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Office\MSO1033.aclMD5
0c4ea9ab6bc6198f73dfc34cb0cb47c6
SHA172a5599d12887d0097c702eb2f7407b66435f68f
SHA25630d2f11fb84b2e94e538077250ffe71e6742decf7eb5e9e971f0b1d55529d0a1
SHA5124978559a179064127eb1f64e9b19786740b7864c0364fb825d790a66ea8c11d3450295570b44208b4713967a1efbe16d6e5fefd15430318a987a6b26511a3ecb
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\??\c:\programdata\pasteBorder.jpgMD5
459e62519cbe8a2ff22c46d8f4ad8626
SHA17d50be0558089a9757657ef9225fb9d933f265e9
SHA2562e1272bc5af3a5f5928b4b7647d621a96fe9365dbfd0f4db84097a1ccdf041cd
SHA5122d64d2286b1b596b04a9b5f06859a7da98a458b2275db556d79e1b137185d0c26ba04d650f47e9f9fb706d35ff0c2f2a8c6eeaaae6cff43e57fbd104d46b4fa8
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memory/1072-60-0x0000000072661000-0x0000000072664000-memory.dmpFilesize
12KB
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memory/1072-61-0x00000000700E1000-0x00000000700E3000-memory.dmpFilesize
8KB
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memory/1072-62-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/1072-67-0x0000000005D30000-0x000000000697A000-memory.dmpFilesize
12.3MB
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memory/1304-72-0x0000000000000000-mapping.dmp
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memory/1304-73-0x000007FEFBAB1000-0x000007FEFBAB3000-memory.dmpFilesize
8KB
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memory/1704-68-0x0000000000000000-mapping.dmp
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memory/1704-69-0x0000000075411000-0x0000000075413000-memory.dmpFilesize
8KB
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memory/1960-71-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB