Analysis
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max time kernel
120s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
18-08-2024 09:41
Behavioral task
behavioral1
Sample
2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe
Resource
win10v2004-20240802-en
General
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Target
2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe
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Size
150KB
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MD5
14e104b547415ec3f5487eba84a6ec08
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SHA1
87f24d0a5a3454ff27b2084f8f7f56a5a447a063
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SHA256
fd1cef0a0d3fa6ba930666430c455424d5eeb2a7eaf1027ffc61935c167cd8b5
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SHA512
151ee246406474ee404cac2b9c1740f106f18a5ea7a72572f7aa7abeee41af0fff0ccda9d2290b08ab33dc8bd3e6c30a0af5068e209b775db31a0c49165bcac1
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SSDEEP
1536:zzICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDnQzrUdtgA3ZKjo+WTnU44ETVO1:sqJogYkcSNm9V7DSrUdpioNT4QVO8UT
Malware Config
Extracted
C:\rfcF8SdiJ.README.txt
lockbit
http://lockbitsupt7nr3fa6e7xyb73lk6bw6rcneqhoyblniiabj4uwvzapqd.onion
http://lockbitsupuhswh4izvoucoxsbnotkmgq6durg7kficg6u33zfvq3oyd.onion
http://lockbitsupn2h6be2cnqpvncyhj4rgmnwn44633hnzzmtxdvjoqlp7yd.onion
http://lockbitsupp.uz
http://lockbitapt2yfbt7lchxejug47kmqvqqxvvjpqkmevv4l3azl3gy6pyd.onion
http://lockbitapt5x4zkjbcqmz6frdhecqqgadevyiwqxukksspnlidyvd7qd.onion
http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion
http://lockbitapt34kvrip6xojylohhxrwsvpzdffgs5z4pbbsywnzsbdguqd.onion
http://lockbitaptc2iq4atewz2ise62q63wfktyrl4qtwuk5qax262kgtzjqd.onion
http://lockbitaptjpikdqjynvgozhgc6bgetgucdk5xjacozeaawihmoio6yd.onion
http://lockbitaptq7ephv2oigdncfhtwhpqgwmqojnxqdyhprxxfpcllqdxad.onion
http://lockbitaptstzf3er2lz6ku3xuifafq2yh5lmiqj5ncur6rtlmkteiqd.onion
http://lockbitaptoofrpignlz6dt2wqqc5z3a4evjevoa3eqdfcntxad5lmyd.onion
Signatures
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Lockbit
Ransomware family with multiple variants released since late 2019.
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Renames multiple (374) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Deletes itself 1 IoCs
pid Process 2376 D4DC.tmp -
Executes dropped EXE 1 IoCs
pid Process 2376 D4DC.tmp -
Loads dropped DLL 1 IoCs
pid Process 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops desktop.ini file(s) 2 IoCs
description ioc Process File opened for modification C:\$Recycle.Bin\S-1-5-21-3450744190-3404161390-554719085-1000\desktop.ini 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe File opened for modification F:\$RECYCLE.BIN\S-1-5-21-3450744190-3404161390-554719085-1000\desktop.ini 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe -
Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
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Sets desktop wallpaper using registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Control Panel\Desktop\WallPaper = "C:\\ProgramData\\rfcF8SdiJ.bmp" 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Control Panel\Desktop\Wallpaper = "C:\\ProgramData\\rfcF8SdiJ.bmp" 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2376 D4DC.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language D4DC.tmp -
Modifies Control Panel 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Control Panel\Desktop 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Set value (str) \REGISTRY\USER\S-1-5-21-3450744190-3404161390-554719085-1000\Control Panel\Desktop\WallpaperStyle = "10" 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.rfcF8SdiJ 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.rfcF8SdiJ\ = "rfcF8SdiJ" 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\rfcF8SdiJ\DefaultIcon 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\rfcF8SdiJ 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\rfcF8SdiJ\DefaultIcon\ = "C:\\ProgramData\\rfcF8SdiJ.ico" 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe -
Suspicious behavior: RenamesItself 26 IoCs
pid Process 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp 2376 D4DC.tmp -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeAssignPrimaryTokenPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeDebugPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: 36 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeImpersonatePrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeIncBasePriorityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeIncreaseQuotaPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: 33 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeManageVolumePrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeProfSingleProcessPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeRestorePrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSystemProfilePrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeTakeOwnershipPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeShutdownPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeDebugPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeBackupPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe Token: SeSecurityPrivilege 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1820 wrote to memory of 2376 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 33 PID 1820 wrote to memory of 2376 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 33 PID 1820 wrote to memory of 2376 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 33 PID 1820 wrote to memory of 2376 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 33 PID 1820 wrote to memory of 2376 1820 2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe 33 PID 2376 wrote to memory of 760 2376 D4DC.tmp 34 PID 2376 wrote to memory of 760 2376 D4DC.tmp 34 PID 2376 wrote to memory of 760 2376 D4DC.tmp 34 PID 2376 wrote to memory of 760 2376 D4DC.tmp 34
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe"C:\Users\Admin\AppData\Local\Temp\2024-08-18_14e104b547415ec3f5487eba84a6ec08_darkside.exe"1⤵
- Loads dropped DLL
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1820 -
C:\ProgramData\D4DC.tmp"C:\ProgramData\D4DC.tmp"2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2376 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\D4DC.tmp >> NUL3⤵
- System Location Discovery: System Language Discovery
PID:760
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x1481⤵PID:2844
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
129B
MD544228ae5b8c291358d72d2172bd42965
SHA1550f76f3d901f8a30aaf568285887411dfaf5929
SHA25693db42d7fd3dfab0d7a5310c35cbcdc6a0fd0c2f8c774a6a08c25aad7fb945d2
SHA512f868cbfca8f97c310b3b975384eef091a60f891c8d031639ad8eba1b12e0d0d41e98fcfbc58501b52d60e9513c5a1170e4a856618554b525af87a318019d93d4
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Filesize
150KB
MD5ec2f31dda5366d5b956a5e7a553e3bba
SHA11644a6d86f54dd46d10efa75a58c45e1fe74143c
SHA2562d7e0e9b090cdbb462be9653af40f4ebdbc3d6ce5179f49490fffae2e0408959
SHA51250ec77b8f20718c82add9547c958726ae9711f98df9e1be2ce3ba44f20615bb20988e24f5e8ed28b5a7dfdad01c358d9450e676c4a51277762f2555abbf9ee36
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Filesize
3KB
MD5b9674de0868a93e9121bdb1d02d80130
SHA179d692fd03d3110a4358e2cc7442af9517489f3f
SHA2569268d24e96639cf4c0e8d74f9769092b415015692ea528820faaded6fc5b052c
SHA512b3264ad33eddedb2c18da883e2345247c762adc8a604991fce931cba06b86c361d23fa121e79d6c69948a2d5b9c1613139f401b971360d9d684abb5a61543c02
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Filesize
129B
MD5054d4b91daffe6679878b67b942ed86f
SHA12dc0b414c1a991d6d3e122ed5058397848d5a3b9
SHA2561a0644966aa2fca6e9022f710e7e57c21b15e4ac7771d888c524044cf3607fa7
SHA512fb2964897a355df482b2e296ba683d83edce852a562d0f6ea890d790ea4f916fbc0764178be429e4a1e97c49546a6e52450729e30d245932c2444eb329c40267
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Filesize
14KB
MD5294e9f64cb1642dd89229fff0592856b
SHA197b148c27f3da29ba7b18d6aee8a0db9102f47c9
SHA256917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2
SHA512b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf