Analysis
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max time kernel
148s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
17/09/2022, 08:22
Static task
static1
Behavioral task
behavioral1
Sample
8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe
Resource
win10v2004-20220812-en
General
-
Target
8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe
-
Size
820KB
-
MD5
c4967a7c3dbbd5ef935c0107222c8595
-
SHA1
c680d5bb7eef9d21d63f77728f8e164d486b6cb0
-
SHA256
8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d
-
SHA512
406af4dfab24c1f9c0725dab6b692c2600f0d2b75b1f5a219427495e0f8513d03af663ba468ce4cd96803face4692a8876eae331688cdd8d9bb5efcbfe796f04
-
SSDEEP
12288:Vb8IWTR2ndRD9wFYnPAdBcW/xnVr87w14XcFvjFFYqSYBMgmi:V9sAv2uIo2hVGG3FfYjY+gmi
Malware Config
Extracted
djvu
http://acacaca.org/test1/get.php
-
extension
.aawt
-
offline_id
MyudhIExJux2oRQXw95TT1oAPu7mvqRMzxr1eet1
-
payload_url
http://rgyui.top/dl/build2.exe
http://acacaca.org/files/1/build3.exe
-
ransomnote
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Signatures
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Detected Djvu ransomware 9 IoCs
resource yara_rule behavioral1/memory/1892-55-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1892-56-0x0000000000424141-mapping.dmp family_djvu behavioral1/memory/900-59-0x0000000001DB0000-0x0000000001ECB000-memory.dmp family_djvu behavioral1/memory/1892-61-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1892-62-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1892-67-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1428-69-0x0000000000424141-mapping.dmp family_djvu behavioral1/memory/1428-73-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1428-74-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu -
Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Downloads MZ/PE file
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Executes dropped EXE 4 IoCs
pid Process 792 build2.exe 1000 build3.exe 1648 build2.exe 1956 mstsca.exe -
Loads dropped DLL 6 IoCs
pid Process 1428 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 1428 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 1428 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 1428 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 1648 build2.exe 1648 build2.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 1404 icacls.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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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\359c6d39-229a-4abc-8cb4-f45bbbd2dc29\\8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe\" --AutoStart" 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 3 api.2ip.ua 4 api.2ip.ua -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 900 set thread context of 1892 900 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 27 PID 904 set thread context of 1428 904 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 32 PID 792 set thread context of 1648 792 build2.exe 38 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 build2.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString build2.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 308 schtasks.exe 596 schtasks.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 build2.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 build2.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 build2.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 build2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 build2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 build2.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1892 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 1892 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 1428 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 1648 build2.exe -
Suspicious use of WriteProcessMemory 56 IoCs
description pid Process procid_target PID 900 wrote to memory of 1892 900 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 27 PID 900 wrote to memory of 1892 900 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 27 PID 900 wrote to memory of 1892 900 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 27 PID 900 wrote to memory of 1892 900 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 27 PID 900 wrote to memory of 1892 900 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 27 PID 900 wrote to memory of 1892 900 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 27 PID 900 wrote to memory of 1892 900 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 27 PID 900 wrote to memory of 1892 900 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 27 PID 900 wrote to memory of 1892 900 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 27 PID 900 wrote to memory of 1892 900 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 27 PID 900 wrote to memory of 1892 900 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 27 PID 1892 wrote to memory of 1404 1892 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 30 PID 1892 wrote to memory of 1404 1892 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 30 PID 1892 wrote to memory of 1404 1892 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 30 PID 1892 wrote to memory of 1404 1892 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 30 PID 1892 wrote to memory of 904 1892 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 31 PID 1892 wrote to memory of 904 1892 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 31 PID 1892 wrote to memory of 904 1892 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 31 PID 1892 wrote to memory of 904 1892 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 31 PID 904 wrote to memory of 1428 904 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 32 PID 904 wrote to memory of 1428 904 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 32 PID 904 wrote to memory of 1428 904 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 32 PID 904 wrote to memory of 1428 904 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 32 PID 904 wrote to memory of 1428 904 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 32 PID 904 wrote to memory of 1428 904 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 32 PID 904 wrote to memory of 1428 904 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 32 PID 904 wrote to memory of 1428 904 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 32 PID 904 wrote to memory of 1428 904 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 32 PID 904 wrote to memory of 1428 904 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 32 PID 904 wrote to memory of 1428 904 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 32 PID 1428 wrote to memory of 792 1428 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 34 PID 1428 wrote to memory of 792 1428 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 34 PID 1428 wrote to memory of 792 1428 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 34 PID 1428 wrote to memory of 792 1428 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 34 PID 1428 wrote to memory of 1000 1428 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 35 PID 1428 wrote to memory of 1000 1428 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 35 PID 1428 wrote to memory of 1000 1428 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 35 PID 1428 wrote to memory of 1000 1428 8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe 35 PID 1000 wrote to memory of 308 1000 build3.exe 36 PID 1000 wrote to memory of 308 1000 build3.exe 36 PID 1000 wrote to memory of 308 1000 build3.exe 36 PID 1000 wrote to memory of 308 1000 build3.exe 36 PID 792 wrote to memory of 1648 792 build2.exe 38 PID 792 wrote to memory of 1648 792 build2.exe 38 PID 792 wrote to memory of 1648 792 build2.exe 38 PID 792 wrote to memory of 1648 792 build2.exe 38 PID 792 wrote to memory of 1648 792 build2.exe 38 PID 792 wrote to memory of 1648 792 build2.exe 38 PID 792 wrote to memory of 1648 792 build2.exe 38 PID 792 wrote to memory of 1648 792 build2.exe 38 PID 792 wrote to memory of 1648 792 build2.exe 38 PID 792 wrote to memory of 1648 792 build2.exe 38 PID 1956 wrote to memory of 596 1956 mstsca.exe 41 PID 1956 wrote to memory of 596 1956 mstsca.exe 41 PID 1956 wrote to memory of 596 1956 mstsca.exe 41 PID 1956 wrote to memory of 596 1956 mstsca.exe 41
Processes
-
C:\Users\Admin\AppData\Local\Temp\8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe"C:\Users\Admin\AppData\Local\Temp\8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:900 -
C:\Users\Admin\AppData\Local\Temp\8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe"C:\Users\Admin\AppData\Local\Temp\8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe"2⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1892 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\359c6d39-229a-4abc-8cb4-f45bbbd2dc29" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
PID:1404
-
-
C:\Users\Admin\AppData\Local\Temp\8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe"C:\Users\Admin\AppData\Local\Temp\8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:904 -
C:\Users\Admin\AppData\Local\Temp\8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe"C:\Users\Admin\AppData\Local\Temp\8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1428 -
C:\Users\Admin\AppData\Local\44cf1190-54c7-4a91-ac23-0a1ddbf32468\build2.exe"C:\Users\Admin\AppData\Local\44cf1190-54c7-4a91-ac23-0a1ddbf32468\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:792 -
C:\Users\Admin\AppData\Local\44cf1190-54c7-4a91-ac23-0a1ddbf32468\build2.exe"C:\Users\Admin\AppData\Local\44cf1190-54c7-4a91-ac23-0a1ddbf32468\build2.exe"6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
PID:1648
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C:\Users\Admin\AppData\Local\44cf1190-54c7-4a91-ac23-0a1ddbf32468\build3.exe"C:\Users\Admin\AppData\Local\44cf1190-54c7-4a91-ac23-0a1ddbf32468\build3.exe"5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1000 -
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"6⤵
- Creates scheduled task(s)
PID:308
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C:\Windows\system32\taskeng.exetaskeng.exe {6F6A6DFD-3343-42A9-BA89-9B098912EFF5} S-1-5-21-999675638-2867687379-27515722-1000:ORXGKKZC\Admin:Interactive:[1]1⤵PID:864
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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1956 -
C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"3⤵
- Creates scheduled task(s)
PID:596
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
60KB
MD56c6a24456559f305308cb1fb6c5486b3
SHA13273ac27d78572f16c3316732b9756ebc22cb6ed
SHA256efc3c579bd619ceab040c4b8c1b821b2d82c64fddd9e80a00ec0d7f6577ed973
SHA512587d4a9175a6aa82cd8bb1c11ca6508f95cd218f76ac322ddbd1bc7146a0e25f8937ee426a6fb0fb0bb045cedb24d8c8a9edfe9f654112f293d8701220f726b4
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize344B
MD55eeedf0986bec720ac72869f66a6979d
SHA1b787c65c05dd09e723bc464a3d0113bfa43bdd9b
SHA256e5c5c9951f37b14c822e89a8c562b61d6298b107a9d49d0d6fde50d49ba016ca
SHA512f366f2c1bb81de5689fda0f803dcdad3f7c2f2daff3caa123a8203583333950034b8b7f7a9125951645bec02f1913262e9396143fef37e5a958fcd7a9e21b152
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C:\Users\Admin\AppData\Local\359c6d39-229a-4abc-8cb4-f45bbbd2dc29\8e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d.exe
Filesize820KB
MD5c4967a7c3dbbd5ef935c0107222c8595
SHA1c680d5bb7eef9d21d63f77728f8e164d486b6cb0
SHA2568e6ac7d17a31abf450dda741a65bef6ab53462954607b458c91bd3006740923d
SHA512406af4dfab24c1f9c0725dab6b692c2600f0d2b75b1f5a219427495e0f8513d03af663ba468ce4cd96803face4692a8876eae331688cdd8d9bb5efcbfe796f04
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Filesize
376KB
MD58b01bb02b7aeb097ba96dc7628575ca0
SHA111046fb024f695b1dc7a3a0be9167cb4e85548c6
SHA2567abb4b2423a93fa4b7a2cd19bcc854cc96d2e9ed20c13b86c39f49fe7cb80e4a
SHA51264cd772d4e319255e32909577ac137966cd47bd295aa3a61a76e52d651d80d313a3cfee7ea88d703bb293931a91558161184de2b76f8e5d9a2358a065c5c5f35
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Filesize
376KB
MD58b01bb02b7aeb097ba96dc7628575ca0
SHA111046fb024f695b1dc7a3a0be9167cb4e85548c6
SHA2567abb4b2423a93fa4b7a2cd19bcc854cc96d2e9ed20c13b86c39f49fe7cb80e4a
SHA51264cd772d4e319255e32909577ac137966cd47bd295aa3a61a76e52d651d80d313a3cfee7ea88d703bb293931a91558161184de2b76f8e5d9a2358a065c5c5f35
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Filesize
376KB
MD58b01bb02b7aeb097ba96dc7628575ca0
SHA111046fb024f695b1dc7a3a0be9167cb4e85548c6
SHA2567abb4b2423a93fa4b7a2cd19bcc854cc96d2e9ed20c13b86c39f49fe7cb80e4a
SHA51264cd772d4e319255e32909577ac137966cd47bd295aa3a61a76e52d651d80d313a3cfee7ea88d703bb293931a91558161184de2b76f8e5d9a2358a065c5c5f35
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
593KB
MD5c8fd9be83bc728cc04beffafc2907fe9
SHA195ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA256ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
SHA512fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
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Filesize
2.0MB
MD51cc453cdf74f31e4d913ff9c10acdde2
SHA16e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA256ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
SHA512dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
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Filesize
376KB
MD58b01bb02b7aeb097ba96dc7628575ca0
SHA111046fb024f695b1dc7a3a0be9167cb4e85548c6
SHA2567abb4b2423a93fa4b7a2cd19bcc854cc96d2e9ed20c13b86c39f49fe7cb80e4a
SHA51264cd772d4e319255e32909577ac137966cd47bd295aa3a61a76e52d651d80d313a3cfee7ea88d703bb293931a91558161184de2b76f8e5d9a2358a065c5c5f35
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Filesize
376KB
MD58b01bb02b7aeb097ba96dc7628575ca0
SHA111046fb024f695b1dc7a3a0be9167cb4e85548c6
SHA2567abb4b2423a93fa4b7a2cd19bcc854cc96d2e9ed20c13b86c39f49fe7cb80e4a
SHA51264cd772d4e319255e32909577ac137966cd47bd295aa3a61a76e52d651d80d313a3cfee7ea88d703bb293931a91558161184de2b76f8e5d9a2358a065c5c5f35
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a