Analysis
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max time kernel
93s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
27-01-2025 23:40
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_44bcb22a8048b100a6aeb89cc107dcf8.exe
Resource
win7-20241010-en
General
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Target
JaffaCakes118_44bcb22a8048b100a6aeb89cc107dcf8.exe
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Size
121KB
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MD5
44bcb22a8048b100a6aeb89cc107dcf8
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SHA1
6bfd84c9e10fb205f9f225af28e455c1b1a4a839
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SHA256
d8bfb7ae71134e0b2c6c2a3f47495b20cba734dd2f4058c7b20d2ff72054d3c6
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SHA512
e1a35aa1e28795abbdc81445e68c141ef76dcc7c875b033fab13702fc50d949b588d8b517b472e55c8b42cb93479f8da3f7fdd31d7550895265a4c32e59f98de
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SSDEEP
1536:1R0vxn3Pc0LCH9MtbvabUDzJYWu3BrNDZA8GRGnsQZFtrzT:1R2xn3k0CdM1vabyzJYWqv2Qtb
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 1372 WaterMark.exe -
resource yara_rule behavioral2/memory/4156-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1372-22-0x0000000000400000-0x000000000042A000-memory.dmp upx behavioral2/memory/1372-29-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1372-26-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1372-24-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4156-11-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4156-7-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4156-6-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4156-5-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4156-4-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1372-34-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1372-37-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1372-38-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_44bcb22a8048b100a6aeb89cc107dcf8.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_44bcb22a8048b100a6aeb89cc107dcf8.exe File opened for modification C:\Program Files (x86)\Microsoft\px7A50.tmp JaffaCakes118_44bcb22a8048b100a6aeb89cc107dcf8.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3720 1580 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 4 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 IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_44bcb22a8048b100a6aeb89cc107dcf8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WaterMark.exe -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4166744738" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4166744738" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4168775758" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31158548" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\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 Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31158548" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "444786225" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{23F4508E-DD08-11EF-9361-5227CD58F2D9} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31158548" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31158548" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4168775758" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{23F6B32A-DD08-11EF-9361-5227CD58F2D9} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 1372 WaterMark.exe 1372 WaterMark.exe 1372 WaterMark.exe 1372 WaterMark.exe 1372 WaterMark.exe 1372 WaterMark.exe 1372 WaterMark.exe 1372 WaterMark.exe 1372 WaterMark.exe 1372 WaterMark.exe 1372 WaterMark.exe 1372 WaterMark.exe 1372 WaterMark.exe 1372 WaterMark.exe 1372 WaterMark.exe 1372 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1372 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4588 iexplore.exe 4428 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 4588 iexplore.exe 4588 iexplore.exe 4428 iexplore.exe 4428 iexplore.exe 4556 IEXPLORE.EXE 4556 IEXPLORE.EXE 2324 IEXPLORE.EXE 2324 IEXPLORE.EXE 4556 IEXPLORE.EXE 4556 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 4156 JaffaCakes118_44bcb22a8048b100a6aeb89cc107dcf8.exe 1372 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 4156 wrote to memory of 1372 4156 JaffaCakes118_44bcb22a8048b100a6aeb89cc107dcf8.exe 82 PID 4156 wrote to memory of 1372 4156 JaffaCakes118_44bcb22a8048b100a6aeb89cc107dcf8.exe 82 PID 4156 wrote to memory of 1372 4156 JaffaCakes118_44bcb22a8048b100a6aeb89cc107dcf8.exe 82 PID 1372 wrote to memory of 1580 1372 WaterMark.exe 83 PID 1372 wrote to memory of 1580 1372 WaterMark.exe 83 PID 1372 wrote to memory of 1580 1372 WaterMark.exe 83 PID 1372 wrote to memory of 1580 1372 WaterMark.exe 83 PID 1372 wrote to memory of 1580 1372 WaterMark.exe 83 PID 1372 wrote to memory of 1580 1372 WaterMark.exe 83 PID 1372 wrote to memory of 1580 1372 WaterMark.exe 83 PID 1372 wrote to memory of 1580 1372 WaterMark.exe 83 PID 1372 wrote to memory of 1580 1372 WaterMark.exe 83 PID 1372 wrote to memory of 4428 1372 WaterMark.exe 87 PID 1372 wrote to memory of 4428 1372 WaterMark.exe 87 PID 1372 wrote to memory of 4588 1372 WaterMark.exe 88 PID 1372 wrote to memory of 4588 1372 WaterMark.exe 88 PID 4588 wrote to memory of 4556 4588 iexplore.exe 89 PID 4588 wrote to memory of 4556 4588 iexplore.exe 89 PID 4588 wrote to memory of 4556 4588 iexplore.exe 89 PID 4428 wrote to memory of 2324 4428 iexplore.exe 90 PID 4428 wrote to memory of 2324 4428 iexplore.exe 90 PID 4428 wrote to memory of 2324 4428 iexplore.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_44bcb22a8048b100a6aeb89cc107dcf8.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_44bcb22a8048b100a6aeb89cc107dcf8.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4156 -
C:\Program Files (x86)\Microsoft\WaterMark.exe"C:\Program Files (x86)\Microsoft\WaterMark.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1372 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:1580
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1580 -s 2044⤵
- Program crash
PID:3720
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4428 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4428 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2324
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4588 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4588 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4556
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1580 -ip 15801⤵PID:2432
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
121KB
MD544bcb22a8048b100a6aeb89cc107dcf8
SHA16bfd84c9e10fb205f9f225af28e455c1b1a4a839
SHA256d8bfb7ae71134e0b2c6c2a3f47495b20cba734dd2f4058c7b20d2ff72054d3c6
SHA512e1a35aa1e28795abbdc81445e68c141ef76dcc7c875b033fab13702fc50d949b588d8b517b472e55c8b42cb93479f8da3f7fdd31d7550895265a4c32e59f98de
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD565ff4e1a660b03c192195dc09416d8a8
SHA1c8e9c1b5d0e74e2f581eaa06d77db42ddb2b24b9
SHA25625f890730498e80c6b85f0ca869917f45af6cadbb427695a615181eac3285dc2
SHA5123efa3c79d74861659b4e6e97b362fb4943eeae2e81425029bbf407fb2c4c914bc2d2b43bc8164e9ed050cdb24f411a8582e086eb3557227ad79ec2256c5a52ba
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5b8fad37aa5ba7c40ca8d938ec50cd3ea
SHA125c600df4380a83e30fd010d2edb145438216b33
SHA25608d9faad7b15b097631702e34152fdefae387a01d520615b6858e530a6edb7e4
SHA512552e0b921c7b7e24d899e829934619ce53e18268d22a7c6f7030517d0e197f8a793d6c7ad3b2ec5102b36433fae36e92c7b82021a9de0640a29fcac1ee099755
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{23F4508E-DD08-11EF-9361-5227CD58F2D9}.dat
Filesize3KB
MD5edd4a5d291709f4558f8525d69a300cc
SHA1353f9e0a770d9def89c47c7dd0c3996f6eeefd8b
SHA2564efbdbde8ea14d48c2ff9fe759eb220f384d1edce353b85a749fce54b092e452
SHA512d756fa6d9f808648330d16a1758d08ccd01595f174b5c110eea46335fbffbd4bff6f0c08e04dcdaa34930e6495039cefe3d3d9fa54f007a5db49236201e38d6d
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{23F6B32A-DD08-11EF-9361-5227CD58F2D9}.dat
Filesize5KB
MD5316d3720bfd1ba17e1527360ed47ee18
SHA1ad2b17efb3118cb3de64ab9c11d0e5ff491d7551
SHA256d3c4c455c792a30bbe507dd3b3a110450ec78ea79787a80f942ef22bba1cdc2f
SHA512c182feca72bf33e31dc1f3291498a08af594205cb4658dfc0993793977d8c11acbcfca44191dc49cfd62108757ecfa892c7844daebc223ad0c4592e97ffae804
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee