Analysis
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max time kernel
151s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
20-06-2022 09:59
Static task
static1
Behavioral task
behavioral1
Sample
????????? ?? ?????? Ref. No. MS-DGP-220137.js
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
????????? ?? ?????? Ref. No. MS-DGP-220137.js
Resource
win10v2004-20220414-en
General
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Target
????????? ?? ?????? Ref. No. MS-DGP-220137.js
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Size
375KB
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MD5
b34c9083eed5a3f38346fa1bf618745e
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SHA1
bdd94f1f3509a6507b280d06a240c2df1c5a37e6
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SHA256
12ca249e9fa5ed956d072ec466416fe50cf35c4c6c481ce19e07a52ef31e1a8a
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SHA512
347bebc6d34a940423af01ac145c6e78555ba606a80af66973bf9ab9f73f23760fc0e27569ae15df7c5f3e53cc14f8889a00d38860f3255ca0868c8196f6763b
Malware Config
Signatures
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suricata: ET MALWARE STRRAT CnC Checkin
suricata: ET MALWARE STRRAT CnC Checkin
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Blocklisted process makes network request 13 IoCs
Processes:
wscript.exeflow pid process 4 1352 wscript.exe 13 1352 wscript.exe 14 1352 wscript.exe 17 1352 wscript.exe 21 1352 wscript.exe 22 1352 wscript.exe 24 1352 wscript.exe 25 1352 wscript.exe 26 1352 wscript.exe 28 1352 wscript.exe 29 1352 wscript.exe 30 1352 wscript.exe 32 1352 wscript.exe -
Drops startup file 3 IoCs
Processes:
wscript.exejava.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\BCSDWooOYA.js wscript.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\BCSDWooOYA.js wscript.exe File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\SM.jar java.exe -
Loads dropped DLL 1 IoCs
Processes:
java.exepid process 832 java.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
wscript.exejava.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run wscript.exe Set value (str) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\YVBPFHTJIQ = "\"C:\\Users\\Admin\\AppData\\Roaming\\BCSDWooOYA.js\"" wscript.exe Set value (str) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\SM = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\SM.jar\"" java.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SM = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\SM.jar\"" java.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 19 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
WMIC.exeWMIC.exedescription pid process Token: SeIncreaseQuotaPrivilege 1712 WMIC.exe Token: SeSecurityPrivilege 1712 WMIC.exe Token: SeTakeOwnershipPrivilege 1712 WMIC.exe Token: SeLoadDriverPrivilege 1712 WMIC.exe Token: SeSystemProfilePrivilege 1712 WMIC.exe Token: SeSystemtimePrivilege 1712 WMIC.exe Token: SeProfSingleProcessPrivilege 1712 WMIC.exe Token: SeIncBasePriorityPrivilege 1712 WMIC.exe Token: SeCreatePagefilePrivilege 1712 WMIC.exe Token: SeBackupPrivilege 1712 WMIC.exe Token: SeRestorePrivilege 1712 WMIC.exe Token: SeShutdownPrivilege 1712 WMIC.exe Token: SeDebugPrivilege 1712 WMIC.exe Token: SeSystemEnvironmentPrivilege 1712 WMIC.exe Token: SeRemoteShutdownPrivilege 1712 WMIC.exe Token: SeUndockPrivilege 1712 WMIC.exe Token: SeManageVolumePrivilege 1712 WMIC.exe Token: 33 1712 WMIC.exe Token: 34 1712 WMIC.exe Token: 35 1712 WMIC.exe Token: SeIncreaseQuotaPrivilege 1712 WMIC.exe Token: SeSecurityPrivilege 1712 WMIC.exe Token: SeTakeOwnershipPrivilege 1712 WMIC.exe Token: SeLoadDriverPrivilege 1712 WMIC.exe Token: SeSystemProfilePrivilege 1712 WMIC.exe Token: SeSystemtimePrivilege 1712 WMIC.exe Token: SeProfSingleProcessPrivilege 1712 WMIC.exe Token: SeIncBasePriorityPrivilege 1712 WMIC.exe Token: SeCreatePagefilePrivilege 1712 WMIC.exe Token: SeBackupPrivilege 1712 WMIC.exe Token: SeRestorePrivilege 1712 WMIC.exe Token: SeShutdownPrivilege 1712 WMIC.exe Token: SeDebugPrivilege 1712 WMIC.exe Token: SeSystemEnvironmentPrivilege 1712 WMIC.exe Token: SeRemoteShutdownPrivilege 1712 WMIC.exe Token: SeUndockPrivilege 1712 WMIC.exe Token: SeManageVolumePrivilege 1712 WMIC.exe Token: 33 1712 WMIC.exe Token: 34 1712 WMIC.exe Token: 35 1712 WMIC.exe Token: SeIncreaseQuotaPrivilege 1560 WMIC.exe Token: SeSecurityPrivilege 1560 WMIC.exe Token: SeTakeOwnershipPrivilege 1560 WMIC.exe Token: SeLoadDriverPrivilege 1560 WMIC.exe Token: SeSystemProfilePrivilege 1560 WMIC.exe Token: SeSystemtimePrivilege 1560 WMIC.exe Token: SeProfSingleProcessPrivilege 1560 WMIC.exe Token: SeIncBasePriorityPrivilege 1560 WMIC.exe Token: SeCreatePagefilePrivilege 1560 WMIC.exe Token: SeBackupPrivilege 1560 WMIC.exe Token: SeRestorePrivilege 1560 WMIC.exe Token: SeShutdownPrivilege 1560 WMIC.exe Token: SeDebugPrivilege 1560 WMIC.exe Token: SeSystemEnvironmentPrivilege 1560 WMIC.exe Token: SeRemoteShutdownPrivilege 1560 WMIC.exe Token: SeUndockPrivilege 1560 WMIC.exe Token: SeManageVolumePrivilege 1560 WMIC.exe Token: 33 1560 WMIC.exe Token: 34 1560 WMIC.exe Token: 35 1560 WMIC.exe Token: SeIncreaseQuotaPrivilege 1560 WMIC.exe Token: SeSecurityPrivilege 1560 WMIC.exe Token: SeTakeOwnershipPrivilege 1560 WMIC.exe Token: SeLoadDriverPrivilege 1560 WMIC.exe -
Suspicious use of WriteProcessMemory 42 IoCs
Processes:
wscript.exejava.exejava.execmd.exejava.execmd.execmd.execmd.execmd.exedescription pid process target process PID 908 wrote to memory of 1352 908 wscript.exe wscript.exe PID 908 wrote to memory of 1352 908 wscript.exe wscript.exe PID 908 wrote to memory of 1352 908 wscript.exe wscript.exe PID 908 wrote to memory of 1172 908 wscript.exe java.exe PID 908 wrote to memory of 1172 908 wscript.exe java.exe PID 908 wrote to memory of 1172 908 wscript.exe java.exe PID 1172 wrote to memory of 812 1172 java.exe java.exe PID 1172 wrote to memory of 812 1172 java.exe java.exe PID 1172 wrote to memory of 812 1172 java.exe java.exe PID 812 wrote to memory of 1604 812 java.exe cmd.exe PID 812 wrote to memory of 1604 812 java.exe cmd.exe PID 812 wrote to memory of 1604 812 java.exe cmd.exe PID 812 wrote to memory of 832 812 java.exe java.exe PID 812 wrote to memory of 832 812 java.exe java.exe PID 812 wrote to memory of 832 812 java.exe java.exe PID 1604 wrote to memory of 1216 1604 cmd.exe schtasks.exe PID 1604 wrote to memory of 1216 1604 cmd.exe schtasks.exe PID 1604 wrote to memory of 1216 1604 cmd.exe schtasks.exe PID 832 wrote to memory of 1968 832 java.exe cmd.exe PID 832 wrote to memory of 1968 832 java.exe cmd.exe PID 832 wrote to memory of 1968 832 java.exe cmd.exe PID 1968 wrote to memory of 1712 1968 cmd.exe WMIC.exe PID 1968 wrote to memory of 1712 1968 cmd.exe WMIC.exe PID 1968 wrote to memory of 1712 1968 cmd.exe WMIC.exe PID 832 wrote to memory of 1048 832 java.exe cmd.exe PID 832 wrote to memory of 1048 832 java.exe cmd.exe PID 832 wrote to memory of 1048 832 java.exe cmd.exe PID 1048 wrote to memory of 1560 1048 cmd.exe WMIC.exe PID 1048 wrote to memory of 1560 1048 cmd.exe WMIC.exe PID 1048 wrote to memory of 1560 1048 cmd.exe WMIC.exe PID 832 wrote to memory of 1804 832 java.exe cmd.exe PID 832 wrote to memory of 1804 832 java.exe cmd.exe PID 832 wrote to memory of 1804 832 java.exe cmd.exe PID 1804 wrote to memory of 552 1804 cmd.exe WMIC.exe PID 1804 wrote to memory of 552 1804 cmd.exe WMIC.exe PID 1804 wrote to memory of 552 1804 cmd.exe WMIC.exe PID 832 wrote to memory of 1164 832 java.exe cmd.exe PID 832 wrote to memory of 1164 832 java.exe cmd.exe PID 832 wrote to memory of 1164 832 java.exe cmd.exe PID 1164 wrote to memory of 1612 1164 cmd.exe WMIC.exe PID 1164 wrote to memory of 1612 1164 cmd.exe WMIC.exe PID 1164 wrote to memory of 1612 1164 cmd.exe WMIC.exe
Processes
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C:\Windows\system32\wscript.exewscript.exe "C:\Users\Admin\AppData\Local\Temp\_________ __ ______ Ref. No. MS-DGP-220137.js"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\BCSDWooOYA.js"2⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
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C:\Windows\System32\java.exe"C:\Windows\System32\java.exe" -jar "C:\Users\Admin\AppData\Local\Temp\SM.jar"2⤵
- Suspicious use of WriteProcessMemory
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C:\Program Files\Java\jre7\bin\java.exe"C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\SM.jar"3⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\SM.jar"4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\SM.jar"5⤵
- Creates scheduled task(s)
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C:\Program Files\Java\jre7\bin\java.exe"C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\SM.jar"4⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list"5⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_logicaldisk get volumeserialnumber /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list"5⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get caption,OSArchitecture /format:list6⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\cmd.execmd.exe /c "wmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list"5⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\Wbem\WMIC.exewmic /node:. /namespace:'\\root\cimv2' path win32_operatingsystem get version /format:list6⤵
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C:\Windows\system32\cmd.execmd.exe /c "wmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list"5⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\Wbem\WMIC.exewmic /node:localhost /namespace:'\\root\securitycenter' path antivirusproduct get displayname /format:list6⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\SM.jarFilesize
164KB
MD5edf0e95033cb0df96be06c5088142288
SHA13972af92633203e7857ec0e4ae65246b32c83539
SHA2569712cb8921bc1aaf24f86d6a82ce59a332f6ad04eb1af0414f9bd51e0f35e049
SHA512b7086f0880328bfbb11f6a48a95bde9718318bec9a66c4d00dc16384a1c7ccae97685c7e50d8278c3a267431032d418c61acc9a9ca926d0bd948b79c722a562a
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C:\Users\Admin\AppData\Roaming\BCSDWooOYA.jsFilesize
30KB
MD5f95e2fe23993c064a1ebe6ae37151557
SHA156bd821e2fdb2b1f29e87ed82a1f35832501a166
SHA256a0067ec481aa5a688c7f3db9d48a4a6eea6b1b801edb53a6d820133f10201d78
SHA512423de8b117a99f7e23f9423760d7c96b28fcde2bcdca3d4da2b114c1a3b4d2d3b96dae0a643c364d014082d1900ca1657aaaf6814e0a986fcc8f9abb721acd37
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C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-790309383-526510583-3802439154-1000\83aa4cc77f591dfc2374580bbd95f6ba_5a8ed3ac-cae1-4e8b-9fd6-2d374700adefFilesize
45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
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C:\Users\Admin\AppData\Roaming\SM.jarFilesize
164KB
MD5edf0e95033cb0df96be06c5088142288
SHA13972af92633203e7857ec0e4ae65246b32c83539
SHA2569712cb8921bc1aaf24f86d6a82ce59a332f6ad04eb1af0414f9bd51e0f35e049
SHA512b7086f0880328bfbb11f6a48a95bde9718318bec9a66c4d00dc16384a1c7ccae97685c7e50d8278c3a267431032d418c61acc9a9ca926d0bd948b79c722a562a
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C:\Users\Admin\AppData\Roaming\lib\jna-5.5.0.jarFilesize
1.4MB
MD5acfb5b5fd9ee10bf69497792fd469f85
SHA10e0845217c4907822403912ad6828d8e0b256208
SHA256b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
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C:\Users\Admin\AppData\Roaming\lib\jna-platform-5.5.0.jarFilesize
2.6MB
MD52f4a99c2758e72ee2b59a73586a2322f
SHA1af38e7c4d0fc73c23ecd785443705bfdee5b90bf
SHA25624d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
SHA512b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
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C:\Users\Admin\AppData\Roaming\lib\sqlite-jdbc-3.14.2.1.jarFilesize
4.1MB
MD5b33387e15ab150a7bf560abdc73c3bec
SHA166b8075784131f578ef893fd7674273f709b9a4c
SHA2562eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA51225cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
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C:\Users\Admin\AppData\Roaming\lib\system-hook-3.5.jarFilesize
772KB
MD5e1aa38a1e78a76a6de73efae136cdb3a
SHA1c463da71871f780b2e2e5dba115d43953b537daf
SHA2562ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d
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C:\Users\Admin\SM.jarFilesize
164KB
MD5edf0e95033cb0df96be06c5088142288
SHA13972af92633203e7857ec0e4ae65246b32c83539
SHA2569712cb8921bc1aaf24f86d6a82ce59a332f6ad04eb1af0414f9bd51e0f35e049
SHA512b7086f0880328bfbb11f6a48a95bde9718318bec9a66c4d00dc16384a1c7ccae97685c7e50d8278c3a267431032d418c61acc9a9ca926d0bd948b79c722a562a
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C:\Users\Admin\lib\jna-5.5.0.jarFilesize
1.4MB
MD5acfb5b5fd9ee10bf69497792fd469f85
SHA10e0845217c4907822403912ad6828d8e0b256208
SHA256b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
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C:\Users\Admin\lib\jna-platform-5.5.0.jarFilesize
2.6MB
MD52f4a99c2758e72ee2b59a73586a2322f
SHA1af38e7c4d0fc73c23ecd785443705bfdee5b90bf
SHA25624d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
SHA512b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
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C:\Users\Admin\lib\sqlite-jdbc-3.14.2.1.jarFilesize
4.1MB
MD5b33387e15ab150a7bf560abdc73c3bec
SHA166b8075784131f578ef893fd7674273f709b9a4c
SHA2562eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA51225cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
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C:\Users\Admin\lib\system-hook-3.5.jarFilesize
772KB
MD5e1aa38a1e78a76a6de73efae136cdb3a
SHA1c463da71871f780b2e2e5dba115d43953b537daf
SHA2562ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d
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\Users\Admin\AppData\Local\Temp\jna-63116079\jna4844717764007797437.dllFilesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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memory/552-113-0x0000000000000000-mapping.dmp
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memory/812-83-0x00000000022E0000-0x00000000052E0000-memory.dmpFilesize
48.0MB
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memory/812-71-0x0000000000000000-mapping.dmp
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memory/832-99-0x00000000023D0000-0x00000000053D0000-memory.dmpFilesize
48.0MB
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memory/832-117-0x00000000023D0000-0x00000000053D0000-memory.dmpFilesize
48.0MB
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memory/832-89-0x0000000000000000-mapping.dmp
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memory/908-54-0x000007FEFBF31000-0x000007FEFBF33000-memory.dmpFilesize
8KB
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memory/1048-110-0x0000000000000000-mapping.dmp
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memory/1164-114-0x0000000000000000-mapping.dmp
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memory/1172-56-0x0000000000000000-mapping.dmp
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memory/1172-70-0x0000000002230000-0x0000000005230000-memory.dmpFilesize
48.0MB
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memory/1216-90-0x0000000000000000-mapping.dmp
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memory/1352-55-0x0000000000000000-mapping.dmp
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memory/1560-111-0x0000000000000000-mapping.dmp
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memory/1604-88-0x0000000000000000-mapping.dmp
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memory/1612-115-0x0000000000000000-mapping.dmp
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memory/1712-109-0x0000000000000000-mapping.dmp
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memory/1804-112-0x0000000000000000-mapping.dmp
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memory/1968-108-0x0000000000000000-mapping.dmp