Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
14/07/2024, 07:42
Static task
static1
Behavioral task
behavioral1
Sample
44e924193fc2de8e42fa64f2e89dc988_JaffaCakes118.dll
Resource
win7-20240705-en
General
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Target
44e924193fc2de8e42fa64f2e89dc988_JaffaCakes118.dll
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Size
132KB
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MD5
44e924193fc2de8e42fa64f2e89dc988
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SHA1
91ffd5fad33fc3dd9ca0c1ddd02e35d6b89b73f4
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SHA256
074bb81e7384a38f3f443d75083b2c5fab0096e1f68e79a04bda8389d0342054
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SHA512
4150e8dcade729454ae4fbcea26f9e6996c6272bc9ef3b7b6756dec91253bd1e214d1633d0f7b0148ff981c20321e3e084574fa990c4f6e8385c93b22977f3ab
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SSDEEP
1536:42o6nwzfqmUSa4Ndg+VCrbDdJF5mepY1ur6EMmNNmY4JDzwO:po6nwLqrSa4I+VCPt8qY1w6MQY0DzV
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 2656 regsvr32mgr.exe 2464 WaterMark.exe -
resource yara_rule behavioral2/memory/2656-7-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2656-12-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2656-15-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2656-14-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2656-18-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2464-34-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2464-36-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2464-33-0x0000000000400000-0x0000000000435000-memory.dmp upx behavioral2/memory/2464-29-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2656-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2656-8-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2464-43-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\regsvr32mgr.exe regsvr32.exe -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\px9470.tmp regsvr32mgr.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe regsvr32mgr.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe regsvr32mgr.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3000 2612 WerFault.exe 87 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{A12E59AC-41B4-11EF-8956-56B4F41D064E} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1990388967" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31118785" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "427707927" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1981482306" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31118785" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31118785" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1981482306" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1984294815" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31118785" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31118785" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{A130BC3F-41B4-11EF-8956-56B4F41D064E} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1984294815" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1990388967" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31118785" IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 2464 WaterMark.exe 2464 WaterMark.exe 2464 WaterMark.exe 2464 WaterMark.exe 2464 WaterMark.exe 2464 WaterMark.exe 2464 WaterMark.exe 2464 WaterMark.exe 2464 WaterMark.exe 2464 WaterMark.exe 2464 WaterMark.exe 2464 WaterMark.exe 2464 WaterMark.exe 2464 WaterMark.exe 2464 WaterMark.exe 2464 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2464 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3744 iexplore.exe 2316 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 2316 iexplore.exe 2316 iexplore.exe 3744 iexplore.exe 3744 iexplore.exe 4300 IEXPLORE.EXE 4300 IEXPLORE.EXE 3052 IEXPLORE.EXE 3052 IEXPLORE.EXE 4300 IEXPLORE.EXE 4300 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 2656 regsvr32mgr.exe 2464 WaterMark.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 4736 wrote to memory of 1372 4736 regsvr32.exe 83 PID 4736 wrote to memory of 1372 4736 regsvr32.exe 83 PID 4736 wrote to memory of 1372 4736 regsvr32.exe 83 PID 1372 wrote to memory of 2656 1372 regsvr32.exe 84 PID 1372 wrote to memory of 2656 1372 regsvr32.exe 84 PID 1372 wrote to memory of 2656 1372 regsvr32.exe 84 PID 2656 wrote to memory of 2464 2656 regsvr32mgr.exe 86 PID 2656 wrote to memory of 2464 2656 regsvr32mgr.exe 86 PID 2656 wrote to memory of 2464 2656 regsvr32mgr.exe 86 PID 2464 wrote to memory of 2612 2464 WaterMark.exe 87 PID 2464 wrote to memory of 2612 2464 WaterMark.exe 87 PID 2464 wrote to memory of 2612 2464 WaterMark.exe 87 PID 2464 wrote to memory of 2612 2464 WaterMark.exe 87 PID 2464 wrote to memory of 2612 2464 WaterMark.exe 87 PID 2464 wrote to memory of 2612 2464 WaterMark.exe 87 PID 2464 wrote to memory of 2612 2464 WaterMark.exe 87 PID 2464 wrote to memory of 2612 2464 WaterMark.exe 87 PID 2464 wrote to memory of 2612 2464 WaterMark.exe 87 PID 2464 wrote to memory of 3744 2464 WaterMark.exe 93 PID 2464 wrote to memory of 3744 2464 WaterMark.exe 93 PID 2464 wrote to memory of 2316 2464 WaterMark.exe 94 PID 2464 wrote to memory of 2316 2464 WaterMark.exe 94 PID 2316 wrote to memory of 3052 2316 iexplore.exe 96 PID 2316 wrote to memory of 3052 2316 iexplore.exe 96 PID 2316 wrote to memory of 3052 2316 iexplore.exe 96 PID 3744 wrote to memory of 4300 3744 iexplore.exe 95 PID 3744 wrote to memory of 4300 3744 iexplore.exe 95 PID 3744 wrote to memory of 4300 3744 iexplore.exe 95
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\44e924193fc2de8e42fa64f2e89dc988_JaffaCakes118.dll1⤵
- Suspicious use of WriteProcessMemory
PID:4736 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\44e924193fc2de8e42fa64f2e89dc988_JaffaCakes118.dll2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1372 -
C:\Windows\SysWOW64\regsvr32mgr.exeC:\Windows\SysWOW64\regsvr32mgr.exe3⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2656 -
C:\Program Files (x86)\Microsoft\WaterMark.exe"C:\Program Files (x86)\Microsoft\WaterMark.exe"4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2464 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe5⤵PID:2612
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 2046⤵
- Program crash
PID:3000
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"5⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3744 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3744 CREDAT:17410 /prefetch:26⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4300
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"5⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2316 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2316 CREDAT:17410 /prefetch:26⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3052
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2612 -ip 26121⤵PID:4500
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{A12E59AC-41B4-11EF-8956-56B4F41D064E}.dat
Filesize5KB
MD534081f48aacbfaee5dc84435a3a3b277
SHA1b913c59552d5771c35830211a1bb99ab7e2e68b2
SHA256c8cde828226608a7dea641ca23eeebc0e2fd38ad7f4434bf26bae96400ad4379
SHA512318bf772022edab6f362fc69a48bbc865daeac107a596d07916ecbcda64291914a5add7fc3d5af2ff0d6b8991a5dadba848f845b630ee96b9ae0893455558935
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{A130BC3F-41B4-11EF-8956-56B4F41D064E}.dat
Filesize3KB
MD5c781c57bb8d6846133962420aef24c96
SHA160b3e871c8ff218fb3376728171be44924d20caf
SHA2568472639cb96ed36dd3c12181911dd23484bbbd6403533fb5a3778e3f31cdf6a2
SHA51227b7cdca6268ec8cec8ca9343c8ddc8f09fdd92ece44766c360f67665792a3f8db0ee3fa312e0ffb1cf37e3030e831938562e39b958b48c955476a0c6e897322
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Filesize
15KB
MD51a545d0052b581fbb2ab4c52133846bc
SHA162f3266a9b9925cd6d98658b92adec673cbe3dd3
SHA256557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
SHA512bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
96KB
MD58c51fd9d6daa7b6137634de19a49452c
SHA1db2a11cca434bacad2bf42adeecae38e99cf64f8
SHA256528d190fc376cff62a83391a5ba10ae4ef0c02bedabd0360274ddc2784e11da3
SHA512b93dd6c86d0618798a11dbaa2ded7dac659f6516ca4a87da7297601c27f340fffa4126a852c257654d562529273d8a3f639ec020ab54b879c68226deae549837