Analysis
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max time kernel
192s -
max time network
238s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 15:57
Static task
static1
Behavioral task
behavioral1
Sample
01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe
Resource
win10v2004-20221111-en
General
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Target
01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe
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Size
349KB
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MD5
25ef825b6f1d4ea2e4ec664680ce4ffb
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SHA1
abba173fded64b1b372c59f53abfab41cc214f6a
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SHA256
01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f
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SHA512
61dbe615d019fcdc740ee5301f9ac20d7144e9531983f587b086465c8e9362c72b5ea67e60429d5e7358a18ec55f11b29bc820b08d1a6441eb5bbeb466436ee4
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SSDEEP
6144:ye34TNE/nu/EJXAF8u1qBhGNy4909VezjiGF+nh9CUZLcb+FfM5yh:uTEJXs1q2N1906jidGUZLcb+FfEyh
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
Processes:
installstat.exepid process 2396 installstat.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
cscript.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Control Panel\International\Geo\Nation cscript.exe -
Loads dropped DLL 4 IoCs
Processes:
01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exeinstallstat.exepid process 4372 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe 4372 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe 4372 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe 2396 installstat.exe -
Drops file in Program Files directory 1 IoCs
Processes:
01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exedescription ioc process File created C:\Program Files (x86)\EditPlus\kk00.icw 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000eef4ddb70fa9964f8bf69d510f57c1eb000000000200000000001066000000010000200000009943b1460d0f54fbbb51e84b3931d1da66665f54ba3269cd0250aae13e6d0732000000000e80000000020000200000003ab8e170a920b47ace48c6e1048c630e5e0d1c3c0f40b728d787f0d5f2e4fc0220000000af3e1b7b72aea3a5eddb4fea20b41737613dfc2ae94673a8154cc5c7ae260f9840000000c47a55ff34b50b786f7052a804dec63ac87a064c85fc83fe0abcc6adb073469db75d8e6514140ef28242f5ac61903117dcfe48bc03e36b5a699083251bfd43d0 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30998375" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{C5264895-6B5A-11ED-BF5F-D2F35ABB710A} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2883684037" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f0c9f19e67ffd801 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 10a2e79c67ffd801 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30998375" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000eef4ddb70fa9964f8bf69d510f57c1eb000000000200000000001066000000010000200000001c8de1139ff24b5c2a777e1d2c81604359365b9d8760830d47e9ef49206a2860000000000e800000000200002000000091ba2ccf3835c897d402a882f0f0fec231d3f6e1279332bf522e5e896e60346f200000005935f833d51bf2a242b03f807546d0ce6bbcce2ec03184e2a5523a93d6c46798400000005452552abb1bd7d686be42bce8894b5238d1d99e066236f22ca8446cb45085320dfa37502ccfde688d785d98f1dc022d5c34c3704cca6aab548d168ee6c63949 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2883684037" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "375992322" iexplore.exe -
Modifies registry class 11 IoCs
Processes:
01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.execscript.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.icw 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.icw\ = "icwfile" 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\ScriptEngine 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open\Command 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe Key created \REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000_Classes\Local Settings cscript.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\ScriptEngine\ = "VBScript" 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open\ = "´ò¿ª(&O)" 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open\Command\ = "%SystemRoot%\\SysWow64\\WScript.exe \"%1\" %*" 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 4148 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
iexplore.exeIEXPLORE.EXEpid process 4148 iexplore.exe 4148 iexplore.exe 4896 IEXPLORE.EXE 4896 IEXPLORE.EXE 4896 IEXPLORE.EXE 4896 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.execscript.exeiexplore.exedescription pid process target process PID 4372 wrote to memory of 4332 4372 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe cscript.exe PID 4372 wrote to memory of 4332 4372 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe cscript.exe PID 4372 wrote to memory of 4332 4372 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe cscript.exe PID 4332 wrote to memory of 1244 4332 cscript.exe WScript.exe PID 4332 wrote to memory of 1244 4332 cscript.exe WScript.exe PID 4332 wrote to memory of 1244 4332 cscript.exe WScript.exe PID 4372 wrote to memory of 2396 4372 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe installstat.exe PID 4372 wrote to memory of 2396 4372 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe installstat.exe PID 4372 wrote to memory of 2396 4372 01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe installstat.exe PID 4148 wrote to memory of 4896 4148 iexplore.exe IEXPLORE.EXE PID 4148 wrote to memory of 4896 4148 iexplore.exe IEXPLORE.EXE PID 4148 wrote to memory of 4896 4148 iexplore.exe IEXPLORE.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe"C:\Users\Admin\AppData\Local\Temp\01c497854db559f370f25ee572c2a2b4b447bb35c43e2d661b6ddaba0b0d014f.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cscript.exe"C:\Windows\system32\cscript.exe" "C:\Program Files (x86)\EditPlus\kk00.icw"2⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\SysWow64\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kk00.icw"3⤵
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exeC:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
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C:\Program Files (x86)\Internet Explorer\ielowutil.exe"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding1⤵
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4148 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Program Files (x86)\EditPlus\kk00.icwFilesize
132B
MD5bc8f2e19c0be726fd8c62c08b7cc26d6
SHA13d48f051b8d3168b3abb22bfdefd87d4eefed409
SHA256f2b9065097ee1ac830cc7d75502337fede08309d18774055c00b6745f6b4bc8a
SHA51276f0da346b1b737cff351d76df2906a6c7dc0ed3ace5831fa0a8dd9093141f7ba073773854eebc68918d6dbb416a3c7703f0cc3ce17b45d3a49a0e8f505f9eb7
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C:\Users\Admin\AppData\Local\Temp\nswC92D.tmp\System.dllFilesize
11KB
MD5c17103ae9072a06da581dec998343fc1
SHA1b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d
SHA256dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
SHA512d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f
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C:\Users\Admin\AppData\Local\Temp\nswC92D.tmp\nsExec.dllFilesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
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C:\Users\Admin\AppData\Local\Temp\nswC92D.tmp\nsExec.dllFilesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exeFilesize
44KB
MD57c30927884213f4fe91bbe90b591b762
SHA165693828963f6b6a5cbea4c9e595e06f85490f6f
SHA2569032757cabb19a10e97e158810f885a015f3dcd5ba3da44c795d999ea90f8994
SHA5128aadb5fd3750ab0c036c7b8d2c775e42688265b00fe75b43a6addaefc7ee20d9fa3f074dd7943570c8519943011eda08216e90551b6d6a782b9ed5ce20aa6bab
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exeFilesize
44KB
MD57c30927884213f4fe91bbe90b591b762
SHA165693828963f6b6a5cbea4c9e595e06f85490f6f
SHA2569032757cabb19a10e97e158810f885a015f3dcd5ba3da44c795d999ea90f8994
SHA5128aadb5fd3750ab0c036c7b8d2c775e42688265b00fe75b43a6addaefc7ee20d9fa3f074dd7943570c8519943011eda08216e90551b6d6a782b9ed5ce20aa6bab
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kk00.icwFilesize
843B
MD5179871dd4de79d9454a9be4c0bca6dfa
SHA146e56989ed688267f15e8b14526f2485f26045af
SHA256fb4503cad7e561bf1c0a2484949fa96c5578a3f88b66fc21e0f45bcff64d89e8
SHA5124bc4f108cc0a21e5febe1cebd68c9d787f4992482250627a4c9538307c26b64dec0b0687dd72c7868204bd132c7c1c287195c4d7a4e8afa4d207da3b4c6950d5
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\statistics.dllFilesize
80KB
MD530c8a651ca9b61c538d34d350fdc8f08
SHA1939a00101baeee2eae1875c0e93605a3a2095d54
SHA25627daad5bc8322c789e27b5874c18d8eca282a6def6370f0649a224d13b80cb0d
SHA5126358c223f6886fb4d0fbee513c42fdd66b710eff67a71d414518b7fd5ab37cb4f51c4224a5d36ea48d490f59e68825a27450f410ff12b431f8f411d566489fb4
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\statistics.dllFilesize
80KB
MD530c8a651ca9b61c538d34d350fdc8f08
SHA1939a00101baeee2eae1875c0e93605a3a2095d54
SHA25627daad5bc8322c789e27b5874c18d8eca282a6def6370f0649a224d13b80cb0d
SHA5126358c223f6886fb4d0fbee513c42fdd66b710eff67a71d414518b7fd5ab37cb4f51c4224a5d36ea48d490f59e68825a27450f410ff12b431f8f411d566489fb4
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memory/1244-138-0x0000000000000000-mapping.dmp
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memory/2396-139-0x0000000000000000-mapping.dmp
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memory/4332-135-0x0000000000000000-mapping.dmp