Analysis
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max time kernel
96s -
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
24-01-2025 06:38
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_1edd7af46e0d28c59c4683e840a138fa.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_1edd7af46e0d28c59c4683e840a138fa.exe
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Size
95KB
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MD5
1edd7af46e0d28c59c4683e840a138fa
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SHA1
d2c93d6aa3c76a3d3e4810f937f26b29cedf60f6
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SHA256
37cb10bcdf6c05bf47b56792c2baa6c5cf135c8f548bc4326b80c131490f2823
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SHA512
5d2daab2fef609f05b3f67487076e8e60dc7eb78b3f0924d35cc60adefefe93c249a3d38355723ae2fcbea50d94e9720e7c9dae55e50392b972c0d923d6f72e9
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SSDEEP
768:r06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:5R0vxn3Pc0LCH9MtbvabUDzJYWu3B
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 5088 WaterMark.exe -
resource yara_rule behavioral2/memory/1472-5-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1472-3-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1472-4-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1472-2-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1472-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1472-11-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1472-16-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/5088-22-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/5088-26-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/5088-35-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/5088-33-0x0000000000400000-0x0000000000471000-memory.dmp upx behavioral2/memory/5088-38-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_1edd7af46e0d28c59c4683e840a138fa.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_1edd7af46e0d28c59c4683e840a138fa.exe File opened for modification C:\Program Files (x86)\Microsoft\px8944.tmp JaffaCakes118_1edd7af46e0d28c59c4683e840a138fa.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4884 3416 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 WaterMark.exe 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_1edd7af46e0d28c59c4683e840a138fa.exe -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E6550EF0-DA1D-11EF-ADF2-EE6C25FCE24B} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "444465717" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157802" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3186022928" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157802" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E659D35D-DA1D-11EF-ADF2-EE6C25FCE24B} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\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-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3138678853" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157802" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3137741759" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 5088 WaterMark.exe 5088 WaterMark.exe 5088 WaterMark.exe 5088 WaterMark.exe 5088 WaterMark.exe 5088 WaterMark.exe 5088 WaterMark.exe 5088 WaterMark.exe 5088 WaterMark.exe 5088 WaterMark.exe 5088 WaterMark.exe 5088 WaterMark.exe 5088 WaterMark.exe 5088 WaterMark.exe 5088 WaterMark.exe 5088 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5088 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1128 iexplore.exe 1464 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 1464 iexplore.exe 1128 iexplore.exe 1464 iexplore.exe 1128 iexplore.exe 3668 IEXPLORE.EXE 3668 IEXPLORE.EXE 1524 IEXPLORE.EXE 1524 IEXPLORE.EXE 3668 IEXPLORE.EXE 3668 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 1472 JaffaCakes118_1edd7af46e0d28c59c4683e840a138fa.exe 5088 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 1472 wrote to memory of 5088 1472 JaffaCakes118_1edd7af46e0d28c59c4683e840a138fa.exe 82 PID 1472 wrote to memory of 5088 1472 JaffaCakes118_1edd7af46e0d28c59c4683e840a138fa.exe 82 PID 1472 wrote to memory of 5088 1472 JaffaCakes118_1edd7af46e0d28c59c4683e840a138fa.exe 82 PID 5088 wrote to memory of 3416 5088 WaterMark.exe 83 PID 5088 wrote to memory of 3416 5088 WaterMark.exe 83 PID 5088 wrote to memory of 3416 5088 WaterMark.exe 83 PID 5088 wrote to memory of 3416 5088 WaterMark.exe 83 PID 5088 wrote to memory of 3416 5088 WaterMark.exe 83 PID 5088 wrote to memory of 3416 5088 WaterMark.exe 83 PID 5088 wrote to memory of 3416 5088 WaterMark.exe 83 PID 5088 wrote to memory of 3416 5088 WaterMark.exe 83 PID 5088 wrote to memory of 3416 5088 WaterMark.exe 83 PID 5088 wrote to memory of 1128 5088 WaterMark.exe 87 PID 5088 wrote to memory of 1128 5088 WaterMark.exe 87 PID 5088 wrote to memory of 1464 5088 WaterMark.exe 88 PID 5088 wrote to memory of 1464 5088 WaterMark.exe 88 PID 1464 wrote to memory of 1524 1464 iexplore.exe 89 PID 1464 wrote to memory of 1524 1464 iexplore.exe 89 PID 1464 wrote to memory of 1524 1464 iexplore.exe 89 PID 1128 wrote to memory of 3668 1128 iexplore.exe 90 PID 1128 wrote to memory of 3668 1128 iexplore.exe 90 PID 1128 wrote to memory of 3668 1128 iexplore.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1edd7af46e0d28c59c4683e840a138fa.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1edd7af46e0d28c59c4683e840a138fa.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1472 -
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:5088 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:3416
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3416 -s 2044⤵
- Program crash
PID:4884
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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:1128 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1128 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3668
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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:1464 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1464 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1524
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3416 -ip 34161⤵PID:3176
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
95KB
MD51edd7af46e0d28c59c4683e840a138fa
SHA1d2c93d6aa3c76a3d3e4810f937f26b29cedf60f6
SHA25637cb10bcdf6c05bf47b56792c2baa6c5cf135c8f548bc4326b80c131490f2823
SHA5125d2daab2fef609f05b3f67487076e8e60dc7eb78b3f0924d35cc60adefefe93c249a3d38355723ae2fcbea50d94e9720e7c9dae55e50392b972c0d923d6f72e9
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5dc142ff8759ecb81417ba231bbcf25d0
SHA1201681d524cde8af5c11b5111f5fa697521c5739
SHA256d6e2a573b1e137d8b823b82cfeaadeb30df36a0fa7a268a1278465b28fdc7bb6
SHA512b36456cf3ef37e4bbe0e4acf8b25cc85a39f8517d1b80b3191b1be7ddc6d58c74247b2d9dedb0b67ac4f8a2f3d92773e90aee326cfe612f8573ba6ad6b73e833
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5325886bfca87652f89da47c6ffca6f7f
SHA15927dd512952033084e32c8519e6b32347a1bdac
SHA256da2f05c680b35e6b3c4906c4b84f315f7dcd0c3cef3c749911ab59424bd1569a
SHA51240c6455736b861ac45d89ddefa09734a450daebbd5141bda535b14ef5b628051255f2bc2a37b42940edb8c51001928d0528568c3e1beab3d2e210cac9f2d22e0
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{E6550EF0-DA1D-11EF-ADF2-EE6C25FCE24B}.dat
Filesize5KB
MD5b91067679e95d7831d74e5fc0dc819bc
SHA13737fe2bc80b48183d43fe4d6769629eddfacad0
SHA256f89c9d53ef8a2bc1db399b6f15fc98c0456d23b079c75e3d0f6eaaf9d6c12c03
SHA512d0d1e0f3bb7e0b48b77b4435ce6cc5e6050045d0da143ca58c9a02f4a3ef32bd839b9cc8a44ea666c35fc643609f56e6794615820de94097487e28456d044fdd
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{E659D35D-DA1D-11EF-ADF2-EE6C25FCE24B}.dat
Filesize3KB
MD50499c76766f69922743202b8001228cf
SHA1873c2464b4591c504b8f6290549f93b0850d936c
SHA256991c46a96347f209208cd8416bccece9b4231c53a03720b63f51eb2b1f472ee3
SHA512005bad77b8a79eb9426bc071a560dd4e77deb37c0a334b66042c3b552d2889ca2743b787d9acc0c2b52aabe982454aba04bb3c14a50bd41702360d99f720752a
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee