Analysis
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max time kernel
92s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15/01/2025, 10:20
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_543960da2b232f83281ee12f08b970d4.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_543960da2b232f83281ee12f08b970d4.exe
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Size
95KB
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MD5
543960da2b232f83281ee12f08b970d4
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SHA1
e9a2f87eecd026354896193a89171d33493eed1c
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SHA256
229c85378a68857e5361a5ca75200bae1ac39903757135325e28d84b8978782f
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SHA512
041380477de5a87eed3f95ce358e4eee440d9bc4b1d03dc39554646fea0e9e97e283aaa7f2a5cff73f031dcc0bb9d0250818ada15ea6f602dece3fbf862c525d
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SSDEEP
768:F06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:zR0vxn3Pc0LCH9MtbvabUDzJYWu3B
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 2552 WaterMark.exe -
resource yara_rule behavioral2/memory/3652-6-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3652-10-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3652-11-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3652-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2552-22-0x0000000000400000-0x0000000000439000-memory.dmp upx behavioral2/memory/2552-27-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3652-8-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3652-5-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3652-4-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2552-34-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2552-37-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2552-38-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\px7E48.tmp JaffaCakes118_543960da2b232f83281ee12f08b970d4.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_543960da2b232f83281ee12f08b970d4.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_543960da2b232f83281ee12f08b970d4.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1472 4636 WerFault.exe 84 -
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 JaffaCakes118_543960da2b232f83281ee12f08b970d4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WaterMark.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "710858879" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156023" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156023" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{55DFD829-D32A-11EF-91C3-FA89EA07D49F} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156023" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "708828029" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "710858879" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{55E23AA0-D32A-11EF-91C3-FA89EA07D49F} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156023" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "708828029" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443701400" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\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 (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 2552 WaterMark.exe 2552 WaterMark.exe 2552 WaterMark.exe 2552 WaterMark.exe 2552 WaterMark.exe 2552 WaterMark.exe 2552 WaterMark.exe 2552 WaterMark.exe 2552 WaterMark.exe 2552 WaterMark.exe 2552 WaterMark.exe 2552 WaterMark.exe 2552 WaterMark.exe 2552 WaterMark.exe 2552 WaterMark.exe 2552 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2552 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1552 iexplore.exe 516 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 516 iexplore.exe 516 iexplore.exe 1552 iexplore.exe 1552 iexplore.exe 2036 IEXPLORE.EXE 2036 IEXPLORE.EXE 4184 IEXPLORE.EXE 4184 IEXPLORE.EXE 2036 IEXPLORE.EXE 2036 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 3652 JaffaCakes118_543960da2b232f83281ee12f08b970d4.exe 2552 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 3652 wrote to memory of 2552 3652 JaffaCakes118_543960da2b232f83281ee12f08b970d4.exe 83 PID 3652 wrote to memory of 2552 3652 JaffaCakes118_543960da2b232f83281ee12f08b970d4.exe 83 PID 3652 wrote to memory of 2552 3652 JaffaCakes118_543960da2b232f83281ee12f08b970d4.exe 83 PID 2552 wrote to memory of 4636 2552 WaterMark.exe 84 PID 2552 wrote to memory of 4636 2552 WaterMark.exe 84 PID 2552 wrote to memory of 4636 2552 WaterMark.exe 84 PID 2552 wrote to memory of 4636 2552 WaterMark.exe 84 PID 2552 wrote to memory of 4636 2552 WaterMark.exe 84 PID 2552 wrote to memory of 4636 2552 WaterMark.exe 84 PID 2552 wrote to memory of 4636 2552 WaterMark.exe 84 PID 2552 wrote to memory of 4636 2552 WaterMark.exe 84 PID 2552 wrote to memory of 4636 2552 WaterMark.exe 84 PID 2552 wrote to memory of 516 2552 WaterMark.exe 91 PID 2552 wrote to memory of 516 2552 WaterMark.exe 91 PID 2552 wrote to memory of 1552 2552 WaterMark.exe 92 PID 2552 wrote to memory of 1552 2552 WaterMark.exe 92 PID 1552 wrote to memory of 2036 1552 iexplore.exe 95 PID 1552 wrote to memory of 2036 1552 iexplore.exe 95 PID 516 wrote to memory of 4184 516 iexplore.exe 94 PID 1552 wrote to memory of 2036 1552 iexplore.exe 95 PID 516 wrote to memory of 4184 516 iexplore.exe 94 PID 516 wrote to memory of 4184 516 iexplore.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_543960da2b232f83281ee12f08b970d4.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_543960da2b232f83281ee12f08b970d4.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3652 -
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:2552 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:4636
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4636 -s 2044⤵
- Program crash
PID:1472
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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:516 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:516 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4184
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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:1552 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1552 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2036
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4636 -ip 46361⤵PID:2092
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
95KB
MD5543960da2b232f83281ee12f08b970d4
SHA1e9a2f87eecd026354896193a89171d33493eed1c
SHA256229c85378a68857e5361a5ca75200bae1ac39903757135325e28d84b8978782f
SHA512041380477de5a87eed3f95ce358e4eee440d9bc4b1d03dc39554646fea0e9e97e283aaa7f2a5cff73f031dcc0bb9d0250818ada15ea6f602dece3fbf862c525d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5fdba1e1aaafa78dc1bc5319f2afb6f86
SHA15432b1fa5f940052c9f9117307b2c97a7950cab2
SHA25683c001e05993c8e603aec23cc4fa21a1515943496a69e18ab4a1196294b5354d
SHA512ad7a1db5d9f4ac4edc07dfaacd2dd5aa15d8e228b2e096f9add822e4be84c66db28729583f9fdd5ae4f20fe685854cf2c35ced250a19df3b001c7b563c78a13e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5a010db5f4423bb80cf6ae907869042cc
SHA1b7aaf367587f27d5f4a2491033072683b0430af8
SHA25648f95a171209c49bd84661bb960364a534c0d27fa440d7fd33e4954fe20b5726
SHA5121d901343be9a8bdd4423815e2555b56a137ec1bd749010d27c206b6b376cb4fed143b90244381781d2b401b24ae5afadc6c978a4b3185a3a5a31b5cf34ce531c
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{55DFD829-D32A-11EF-91C3-FA89EA07D49F}.dat
Filesize3KB
MD571ebeec553670b93f47d18d957af0629
SHA1e890f17b874e1c3ea8e1755779386b96458c94bb
SHA2567639f6a398979bf1424020456a8b28eb42f862df1cea0d8b999e5ea79b39a60c
SHA5125b65e1a53f979ef06573ebd6ed2a418cb49b340d384c6076a51e3731d426f6da2a8823c0a9c2be86b34033e35e62861c39163e7ce0de596c22811b56abd0d71a
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{55E23AA0-D32A-11EF-91C3-FA89EA07D49F}.dat
Filesize5KB
MD59c9d3545fba0ac72132cbf9ae768efee
SHA1b527175ff3496add489667f701ed90360fbff610
SHA256e38def8a6db98c3b1fd90c731eda4a43835004cd78ea6e9d1ca54ce1d71a7f80
SHA512f6776a11a4231602134715331977e23105958d319d60490b8c074b27f40f5f117c9ec3734b6961e5ee5f012062a2e92140bcea1dd25fadd506d2323966494453
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee