Analysis
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max time kernel
147s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
13-05-2024 19:05
Static task
static1
Behavioral task
behavioral1
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
Resource
win10v2004-20240508-en
General
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Target
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe
-
Size
224KB
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MD5
5c7fb0927db37372da25f270708103a2
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SHA1
120ed9279d85cbfa56e5b7779ffa7162074f7a29
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SHA256
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844
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SHA512
a15f97fad744ccf5f620e5aabb81f48507327b898a9aa4287051464019e0f89224c484e9691812e166471af9beaddcfc3deb2ba878658761f4800663beef7206
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SSDEEP
3072:Y059femWRwTs/dbelj0X8/j84pcRXPlU3Upt3or4H84lK8PtpLzLsR/EfcZ:+5RwTs/dSXj84mRXPemxdBlPvLzLeZ
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\!Please Read Me!.txt
wannacry
15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
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Drops startup file 2 IoCs
Processes:
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\~SDF70E.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Word\STARTUP\~SDF715.tmp be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe -
Executes dropped EXE 4 IoCs
Processes:
!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exepid process 1320 !WannaDecryptor!.exe 2948 !WannaDecryptor!.exe 2216 !WannaDecryptor!.exe 3532 !WannaDecryptor!.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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Update Task Scheduler = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe\" /r" be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
!WannaDecryptor!.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Desktop\\!WannaCryptor!.bmp" !WannaDecryptor!.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Kills process with taskkill 4 IoCs
Processes:
taskkill.exetaskkill.exetaskkill.exetaskkill.exepid process 4580 taskkill.exe 3040 taskkill.exe 376 taskkill.exe 5000 taskkill.exe -
Suspicious use of AdjustPrivilegeToken 49 IoCs
Processes:
taskkill.exetaskkill.exetaskkill.exetaskkill.exeWMIC.exevssvc.exedescription pid process Token: SeDebugPrivilege 4580 taskkill.exe Token: SeDebugPrivilege 376 taskkill.exe Token: SeDebugPrivilege 5000 taskkill.exe Token: SeDebugPrivilege 3040 taskkill.exe Token: SeIncreaseQuotaPrivilege 2164 WMIC.exe Token: SeSecurityPrivilege 2164 WMIC.exe Token: SeTakeOwnershipPrivilege 2164 WMIC.exe Token: SeLoadDriverPrivilege 2164 WMIC.exe Token: SeSystemProfilePrivilege 2164 WMIC.exe Token: SeSystemtimePrivilege 2164 WMIC.exe Token: SeProfSingleProcessPrivilege 2164 WMIC.exe Token: SeIncBasePriorityPrivilege 2164 WMIC.exe Token: SeCreatePagefilePrivilege 2164 WMIC.exe Token: SeBackupPrivilege 2164 WMIC.exe Token: SeRestorePrivilege 2164 WMIC.exe Token: SeShutdownPrivilege 2164 WMIC.exe Token: SeDebugPrivilege 2164 WMIC.exe Token: SeSystemEnvironmentPrivilege 2164 WMIC.exe Token: SeRemoteShutdownPrivilege 2164 WMIC.exe Token: SeUndockPrivilege 2164 WMIC.exe Token: SeManageVolumePrivilege 2164 WMIC.exe Token: 33 2164 WMIC.exe Token: 34 2164 WMIC.exe Token: 35 2164 WMIC.exe Token: 36 2164 WMIC.exe Token: SeIncreaseQuotaPrivilege 2164 WMIC.exe Token: SeSecurityPrivilege 2164 WMIC.exe Token: SeTakeOwnershipPrivilege 2164 WMIC.exe Token: SeLoadDriverPrivilege 2164 WMIC.exe Token: SeSystemProfilePrivilege 2164 WMIC.exe Token: SeSystemtimePrivilege 2164 WMIC.exe Token: SeProfSingleProcessPrivilege 2164 WMIC.exe Token: SeIncBasePriorityPrivilege 2164 WMIC.exe Token: SeCreatePagefilePrivilege 2164 WMIC.exe Token: SeBackupPrivilege 2164 WMIC.exe Token: SeRestorePrivilege 2164 WMIC.exe Token: SeShutdownPrivilege 2164 WMIC.exe Token: SeDebugPrivilege 2164 WMIC.exe Token: SeSystemEnvironmentPrivilege 2164 WMIC.exe Token: SeRemoteShutdownPrivilege 2164 WMIC.exe Token: SeUndockPrivilege 2164 WMIC.exe Token: SeManageVolumePrivilege 2164 WMIC.exe Token: 33 2164 WMIC.exe Token: 34 2164 WMIC.exe Token: 35 2164 WMIC.exe Token: 36 2164 WMIC.exe Token: SeBackupPrivilege 2172 vssvc.exe Token: SeRestorePrivilege 2172 vssvc.exe Token: SeAuditPrivilege 2172 vssvc.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
Processes:
!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exe!WannaDecryptor!.exepid process 1320 !WannaDecryptor!.exe 1320 !WannaDecryptor!.exe 2948 !WannaDecryptor!.exe 2948 !WannaDecryptor!.exe 2216 !WannaDecryptor!.exe 2216 !WannaDecryptor!.exe 3532 !WannaDecryptor!.exe 3532 !WannaDecryptor!.exe -
Suspicious use of WriteProcessMemory 39 IoCs
Processes:
be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.execmd.execmd.exe!WannaDecryptor!.execmd.exedescription pid process target process PID 2744 wrote to memory of 1788 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 2744 wrote to memory of 1788 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 2744 wrote to memory of 1788 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 1788 wrote to memory of 2516 1788 cmd.exe cscript.exe PID 1788 wrote to memory of 2516 1788 cmd.exe cscript.exe PID 1788 wrote to memory of 2516 1788 cmd.exe cscript.exe PID 2744 wrote to memory of 1320 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2744 wrote to memory of 1320 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2744 wrote to memory of 1320 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2744 wrote to memory of 5000 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2744 wrote to memory of 5000 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2744 wrote to memory of 5000 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2744 wrote to memory of 376 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2744 wrote to memory of 376 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2744 wrote to memory of 376 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2744 wrote to memory of 3040 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2744 wrote to memory of 3040 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2744 wrote to memory of 3040 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2744 wrote to memory of 4580 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2744 wrote to memory of 4580 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2744 wrote to memory of 4580 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe taskkill.exe PID 2744 wrote to memory of 2948 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2744 wrote to memory of 2948 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2744 wrote to memory of 2948 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2744 wrote to memory of 2804 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 2744 wrote to memory of 2804 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 2744 wrote to memory of 2804 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe cmd.exe PID 2804 wrote to memory of 2216 2804 cmd.exe !WannaDecryptor!.exe PID 2804 wrote to memory of 2216 2804 cmd.exe !WannaDecryptor!.exe PID 2804 wrote to memory of 2216 2804 cmd.exe !WannaDecryptor!.exe PID 2744 wrote to memory of 3532 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2744 wrote to memory of 3532 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2744 wrote to memory of 3532 2744 be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe !WannaDecryptor!.exe PID 2216 wrote to memory of 376 2216 !WannaDecryptor!.exe cmd.exe PID 2216 wrote to memory of 376 2216 !WannaDecryptor!.exe cmd.exe PID 2216 wrote to memory of 376 2216 !WannaDecryptor!.exe cmd.exe PID 376 wrote to memory of 2164 376 cmd.exe WMIC.exe PID 376 wrote to memory of 2164 376 cmd.exe WMIC.exe PID 376 wrote to memory of 2164 376 cmd.exe WMIC.exe -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe"C:\Users\Admin\AppData\Local\Temp\be22645c61949ad6a077373a7d6cd85e3fae44315632f161adc4c99d5a8e6844.exe"1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2744 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c 203261715627137.bat2⤵
- Suspicious use of WriteProcessMemory
PID:1788 -
C:\Windows\SysWOW64\cscript.execscript //nologo c.vbs3⤵PID:2516
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C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe f2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1320 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im MSExchange*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:5000 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im Microsoft.Exchange.*2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:376 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlserver.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3040 -
C:\Windows\SysWOW64\taskkill.exetaskkill /f /im sqlwriter.exe2⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:4580 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe c2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2948 -
C:\Windows\SysWOW64\cmd.execmd.exe /c start /b !WannaDecryptor!.exe v2⤵
- Suspicious use of WriteProcessMemory
PID:2804 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe v3⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2216 -
C:\Windows\SysWOW64\cmd.execmd.exe /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no & wbadmin delete catalog -quiet4⤵
- Suspicious use of WriteProcessMemory
PID:376 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic shadowcopy delete5⤵
- Suspicious use of AdjustPrivilegeToken
PID:2164 -
C:\Users\Admin\AppData\Local\Temp\!WannaDecryptor!.exe!WannaDecryptor!.exe2⤵
- Executes dropped EXE
- Sets desktop wallpaper using registry
- Suspicious use of SetWindowsHookEx
PID:3532
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4612,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=3456 /prefetch:81⤵PID:1544
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2172
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
797B
MD5afa18cf4aa2660392111763fb93a8c3d
SHA1c219a3654a5f41ce535a09f2a188a464c3f5baf5
SHA256227082c719fd4394c1f2311a0877d8a302c5b092bcc49f853a5cf3d2945f42b0
SHA5124161f250d59b7d4d4a6c4f16639d66d21b2a9606de956d22ec00bedb006643fedbbb8e4cde9f6c0c977285918648314883ca91f3442d1125593bf2605f2d5c6b
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Filesize
1KB
MD55a4cd96b81e360a5dd56c2ea48b2c709
SHA16e2e8bc08477c03c55623fa5d0f8e242c1c12965
SHA256c174b79eca36e92c3d9df9511768e654098be5e92c1ac0a5da43529b26831d11
SHA512b9c139d5c912a667ce010e733ace54e26b57f0fd6d484dade0ffd112421ec431bdec703fe498a6fc387b8c5f5486a3b65c44b817788bb3ab895bb2459e679316
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Filesize
136B
MD529ab6dd2300e5a5dad74eea55eef923b
SHA1bdfaa743ac03efacb3fdabc7d360fef1eda42fbf
SHA256288439b467692da821dc06deee78e832aff2152d793268a86ec1c94b4a87a2eb
SHA5128701cedd6d37629abeda42b92ba500efed49f8301d021c15335a97ab51330dc903cc8e8acf56f54d671187e49d28f4ef1b04bc51471a52b49dc8e942c28318e0
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Filesize
136B
MD5210d5b691ee8950f70bd372f180c0b71
SHA16b71121b3024d81cf8670bdf816400d97b8160b6
SHA2566392ea83c051f0825d22178e874f0dd3df6030240c4da259bfb8db6ad288d72c
SHA5121536ff999e77c9397208b9ea13d2776a79333b439f5a121ce83b96b26f7da999a2cdadb0b2eb5ad285ccaab42782baf56ed394acae66ce71c12a8f0c368ae5ad
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Filesize
136B
MD5ed1e6f4c5a18de969c4489c2e6fddf8d
SHA1dbc5f8d04adb9cca2c94633414010fa9f0a16b07
SHA256b0613e4d2f3ef46a93165812d9befd2d6b513723e8cebcad538a74962bc06835
SHA512cf64640cc26eaeb81c6782fed318d52163795cb86524dd38a3bff3401110ab6110cb5354dafc8fe2f10c4a0770bf5d3825e5b8c7c98440b5ea72b1330c8def69
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Filesize
336B
MD53540e056349c6972905dc9706cd49418
SHA1492c20442d34d45a6d6790c720349b11ec591cde
SHA25673872a89440a2cba9d22bf4961c3d499ea2c72979c30c455f942374292fedadc
SHA512c949d147100aef59e382c03abf7b162ae62a4d43456eebd730fbedcf5f95f5e1a24f6e349690d52d75331878a6ee8f6b88a7162ee9cf2a49e142196b12d0133c
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Filesize
219B
MD55f6d40ca3c34b470113ed04d06a88ff4
SHA150629e7211ae43e32060686d6be17ebd492fd7aa
SHA2560fb5039a2fe7e90cdf3f22140d7f2103f94689b15609efe0edcc8430dd772fc1
SHA5124d4aa1abd2c9183202fd3f0a65b37f07ee0166ba6561f094c13c8ea59752c7bdd960e37c49583746d4464bc3b1dc0b63a1fe36a37ce7e5709cd76ed433befe35
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Filesize
628B
MD5fbdc350691b13d530fcf62eafd0134f4
SHA1922e92020c4de1489940644ccccc7027d6836bdb
SHA2563701b6f9d4f5657fda18e1531b237d1415e154deecddde43713dcf5aaad33c28
SHA5121d2e63c8f8633161c0d0ac338206f456dfb35fc286f55d141bb7c8df378a3db2f1baffd8721892b59bf40d282a94f168ca4a8417ec47649a7b9022373109b15c
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Filesize
42KB
MD5980b08bac152aff3f9b0136b616affa5
SHA12a9c9601ea038f790cc29379c79407356a3d25a3
SHA256402046ada270528c9ac38bbfa0152836fe30fb8e12192354e53b8397421430d9
SHA512100cda1f795781042b012498afd783fd6ff03b0068dbd07b2c2e163cd95e6c6e00755ce16b02b017693c9febc149ed02df9df9b607e2b9cca4b07e5bd420f496
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Filesize
236KB
MD5cf1416074cd7791ab80a18f9e7e219d9
SHA1276d2ec82c518d887a8a3608e51c56fa28716ded
SHA25678e3f87f31688355c0f398317b2d87d803bd87ee3656c5a7c80f0561ec8606df
SHA5120bb0843a90edacaf1407e6a7273a9fbb896701635e4d9467392b7350ad25a1bec0c1ceef36737b4af5e5841936f4891436eded0533aa3d74c9a54efa42f024c5