Analysis
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max time kernel
100s -
max time network
60s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
02/12/2022, 18:21
Static task
static1
Behavioral task
behavioral1
Sample
3166a43363ca21ed7d3d5ebe4b13b11c.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
3166a43363ca21ed7d3d5ebe4b13b11c.exe
Resource
win10v2004-20220812-en
General
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Target
3166a43363ca21ed7d3d5ebe4b13b11c.exe
-
Size
706KB
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MD5
3166a43363ca21ed7d3d5ebe4b13b11c
-
SHA1
7a32d8d9b9eddea5f9e2373046a017392ee1e437
-
SHA256
b990ed5485491482b2c8ee144a2fa5998aaa8fc5575b0ed740e85c40d750721b
-
SHA512
30203af4c2b6d26aa7dcbb6c02fd0e37d988c20770458d27f4f4cb45ec6ad86a0108b5bb4d1e8a5140aa4e45a8b652f902e062b5e846d9374a55f9d35c516746
-
SSDEEP
12288:ErvDTpeBV+vwiW3jvOnFbngFlH0dhPJWPazkalKmpsNmzszBN1iX11R:ETBeBwS3jOZgPUdhPCPalpssQzBN10nR
Malware Config
Extracted
djvu
http://fresherlights.com/test1/get.php
-
extension
.kcvp
-
offline_id
hlqzhQ6w5SquNDF4Ul2XBDJQkSIKbAT6rmRBTit1
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payload_url
http://uaery.top/dl/build2.exe
http://fresherlights.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
56
517
https://t.me/asifrazatg
https://steamcommunity.com/profiles/76561199439929669
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profile_id
517
Signatures
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Detected Djvu ransomware 10 IoCs
resource yara_rule behavioral1/memory/1628-55-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1628-56-0x0000000000424141-mapping.dmp family_djvu behavioral1/memory/1496-60-0x0000000001FF0000-0x000000000210B000-memory.dmp family_djvu behavioral1/memory/1628-61-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1628-62-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1628-66-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1076-69-0x0000000000424141-mapping.dmp family_djvu behavioral1/memory/1076-73-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1076-80-0x0000000000400000-0x0000000000537000-memory.dmp family_djvu behavioral1/memory/1076-125-0x0000000000400000-0x0000000000537000-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 1912 build2.exe 1916 build2.exe 988 build3.exe 1188 mstsca.exe -
Loads dropped DLL 6 IoCs
pid Process 1076 3166a43363ca21ed7d3d5ebe4b13b11c.exe 1076 3166a43363ca21ed7d3d5ebe4b13b11c.exe 1076 3166a43363ca21ed7d3d5ebe4b13b11c.exe 1076 3166a43363ca21ed7d3d5ebe4b13b11c.exe 1916 build2.exe 1916 build2.exe -
Modifies file permissions 1 TTPs 1 IoCs
pid Process 968 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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\ef957d47-54da-477a-9dfe-9d490874e631\\3166a43363ca21ed7d3d5ebe4b13b11c.exe\" --AutoStart" 3166a43363ca21ed7d3d5ebe4b13b11c.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 3 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 13 api.2ip.ua -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1496 set thread context of 1628 1496 3166a43363ca21ed7d3d5ebe4b13b11c.exe 27 PID 1412 set thread context of 1076 1412 3166a43363ca21ed7d3d5ebe4b13b11c.exe 32 PID 1912 set thread context of 1916 1912 build2.exe 34 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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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 908 schtasks.exe 1136 schtasks.exe -
Delays execution with timeout.exe 1 IoCs
pid Process 1888 timeout.exe -
description ioc Process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 3166a43363ca21ed7d3d5ebe4b13b11c.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 3166a43363ca21ed7d3d5ebe4b13b11c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 3166a43363ca21ed7d3d5ebe4b13b11c.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 3166a43363ca21ed7d3d5ebe4b13b11c.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25 build2.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 build2.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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 build2.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 3166a43363ca21ed7d3d5ebe4b13b11c.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
pid Process 1628 3166a43363ca21ed7d3d5ebe4b13b11c.exe 1628 3166a43363ca21ed7d3d5ebe4b13b11c.exe 1076 3166a43363ca21ed7d3d5ebe4b13b11c.exe 1076 3166a43363ca21ed7d3d5ebe4b13b11c.exe 1916 build2.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1496 wrote to memory of 1628 1496 3166a43363ca21ed7d3d5ebe4b13b11c.exe 27 PID 1496 wrote to memory of 1628 1496 3166a43363ca21ed7d3d5ebe4b13b11c.exe 27 PID 1496 wrote to memory of 1628 1496 3166a43363ca21ed7d3d5ebe4b13b11c.exe 27 PID 1496 wrote to memory of 1628 1496 3166a43363ca21ed7d3d5ebe4b13b11c.exe 27 PID 1496 wrote to memory of 1628 1496 3166a43363ca21ed7d3d5ebe4b13b11c.exe 27 PID 1496 wrote to memory of 1628 1496 3166a43363ca21ed7d3d5ebe4b13b11c.exe 27 PID 1496 wrote to memory of 1628 1496 3166a43363ca21ed7d3d5ebe4b13b11c.exe 27 PID 1496 wrote to memory of 1628 1496 3166a43363ca21ed7d3d5ebe4b13b11c.exe 27 PID 1496 wrote to memory of 1628 1496 3166a43363ca21ed7d3d5ebe4b13b11c.exe 27 PID 1496 wrote to memory of 1628 1496 3166a43363ca21ed7d3d5ebe4b13b11c.exe 27 PID 1496 wrote to memory of 1628 1496 3166a43363ca21ed7d3d5ebe4b13b11c.exe 27 PID 1628 wrote to memory of 968 1628 3166a43363ca21ed7d3d5ebe4b13b11c.exe 30 PID 1628 wrote to memory of 968 1628 3166a43363ca21ed7d3d5ebe4b13b11c.exe 30 PID 1628 wrote to memory of 968 1628 3166a43363ca21ed7d3d5ebe4b13b11c.exe 30 PID 1628 wrote to memory of 968 1628 3166a43363ca21ed7d3d5ebe4b13b11c.exe 30 PID 1628 wrote to memory of 1412 1628 3166a43363ca21ed7d3d5ebe4b13b11c.exe 31 PID 1628 wrote to memory of 1412 1628 3166a43363ca21ed7d3d5ebe4b13b11c.exe 31 PID 1628 wrote to memory of 1412 1628 3166a43363ca21ed7d3d5ebe4b13b11c.exe 31 PID 1628 wrote to memory of 1412 1628 3166a43363ca21ed7d3d5ebe4b13b11c.exe 31 PID 1412 wrote to memory of 1076 1412 3166a43363ca21ed7d3d5ebe4b13b11c.exe 32 PID 1412 wrote to memory of 1076 1412 3166a43363ca21ed7d3d5ebe4b13b11c.exe 32 PID 1412 wrote to memory of 1076 1412 3166a43363ca21ed7d3d5ebe4b13b11c.exe 32 PID 1412 wrote to memory of 1076 1412 3166a43363ca21ed7d3d5ebe4b13b11c.exe 32 PID 1412 wrote to memory of 1076 1412 3166a43363ca21ed7d3d5ebe4b13b11c.exe 32 PID 1412 wrote to memory of 1076 1412 3166a43363ca21ed7d3d5ebe4b13b11c.exe 32 PID 1412 wrote to memory of 1076 1412 3166a43363ca21ed7d3d5ebe4b13b11c.exe 32 PID 1412 wrote to memory of 1076 1412 3166a43363ca21ed7d3d5ebe4b13b11c.exe 32 PID 1412 wrote to memory of 1076 1412 3166a43363ca21ed7d3d5ebe4b13b11c.exe 32 PID 1412 wrote to memory of 1076 1412 3166a43363ca21ed7d3d5ebe4b13b11c.exe 32 PID 1412 wrote to memory of 1076 1412 3166a43363ca21ed7d3d5ebe4b13b11c.exe 32 PID 1076 wrote to memory of 1912 1076 3166a43363ca21ed7d3d5ebe4b13b11c.exe 33 PID 1076 wrote to memory of 1912 1076 3166a43363ca21ed7d3d5ebe4b13b11c.exe 33 PID 1076 wrote to memory of 1912 1076 3166a43363ca21ed7d3d5ebe4b13b11c.exe 33 PID 1076 wrote to memory of 1912 1076 3166a43363ca21ed7d3d5ebe4b13b11c.exe 33 PID 1912 wrote to memory of 1916 1912 build2.exe 34 PID 1912 wrote to memory of 1916 1912 build2.exe 34 PID 1912 wrote to memory of 1916 1912 build2.exe 34 PID 1912 wrote to memory of 1916 1912 build2.exe 34 PID 1912 wrote to memory of 1916 1912 build2.exe 34 PID 1912 wrote to memory of 1916 1912 build2.exe 34 PID 1912 wrote to memory of 1916 1912 build2.exe 34 PID 1912 wrote to memory of 1916 1912 build2.exe 34 PID 1912 wrote to memory of 1916 1912 build2.exe 34 PID 1912 wrote to memory of 1916 1912 build2.exe 34 PID 1076 wrote to memory of 988 1076 3166a43363ca21ed7d3d5ebe4b13b11c.exe 36 PID 1076 wrote to memory of 988 1076 3166a43363ca21ed7d3d5ebe4b13b11c.exe 36 PID 1076 wrote to memory of 988 1076 3166a43363ca21ed7d3d5ebe4b13b11c.exe 36 PID 1076 wrote to memory of 988 1076 3166a43363ca21ed7d3d5ebe4b13b11c.exe 36 PID 988 wrote to memory of 908 988 build3.exe 37 PID 988 wrote to memory of 908 988 build3.exe 37 PID 988 wrote to memory of 908 988 build3.exe 37 PID 988 wrote to memory of 908 988 build3.exe 37 PID 1916 wrote to memory of 1584 1916 build2.exe 40 PID 1916 wrote to memory of 1584 1916 build2.exe 40 PID 1916 wrote to memory of 1584 1916 build2.exe 40 PID 1916 wrote to memory of 1584 1916 build2.exe 40 PID 1584 wrote to memory of 1888 1584 cmd.exe 42 PID 1584 wrote to memory of 1888 1584 cmd.exe 42 PID 1584 wrote to memory of 1888 1584 cmd.exe 42 PID 1584 wrote to memory of 1888 1584 cmd.exe 42 PID 1180 wrote to memory of 1188 1180 taskeng.exe 44 PID 1180 wrote to memory of 1188 1180 taskeng.exe 44 PID 1180 wrote to memory of 1188 1180 taskeng.exe 44 PID 1180 wrote to memory of 1188 1180 taskeng.exe 44
Processes
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C:\Users\Admin\AppData\Local\Temp\3166a43363ca21ed7d3d5ebe4b13b11c.exe"C:\Users\Admin\AppData\Local\Temp\3166a43363ca21ed7d3d5ebe4b13b11c.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1496 -
C:\Users\Admin\AppData\Local\Temp\3166a43363ca21ed7d3d5ebe4b13b11c.exe"C:\Users\Admin\AppData\Local\Temp\3166a43363ca21ed7d3d5ebe4b13b11c.exe"2⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1628 -
C:\Windows\SysWOW64\icacls.exeicacls "C:\Users\Admin\AppData\Local\ef957d47-54da-477a-9dfe-9d490874e631" /deny *S-1-1-0:(OI)(CI)(DE,DC)3⤵
- Modifies file permissions
PID:968
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C:\Users\Admin\AppData\Local\Temp\3166a43363ca21ed7d3d5ebe4b13b11c.exe"C:\Users\Admin\AppData\Local\Temp\3166a43363ca21ed7d3d5ebe4b13b11c.exe" --Admin IsNotAutoStart IsNotTask3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1412 -
C:\Users\Admin\AppData\Local\Temp\3166a43363ca21ed7d3d5ebe4b13b11c.exe"C:\Users\Admin\AppData\Local\Temp\3166a43363ca21ed7d3d5ebe4b13b11c.exe" --Admin IsNotAutoStart IsNotTask4⤵
- Loads dropped DLL
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1076 -
C:\Users\Admin\AppData\Local\03cd0ba9-560e-4c40-88e3-f0ffc0269a82\build2.exe"C:\Users\Admin\AppData\Local\03cd0ba9-560e-4c40-88e3-f0ffc0269a82\build2.exe"5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1912 -
C:\Users\Admin\AppData\Local\03cd0ba9-560e-4c40-88e3-f0ffc0269a82\build2.exe"C:\Users\Admin\AppData\Local\03cd0ba9-560e-4c40-88e3-f0ffc0269a82\build2.exe"6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1916 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\03cd0ba9-560e-4c40-88e3-f0ffc0269a82\build2.exe" & exit7⤵
- Suspicious use of WriteProcessMemory
PID:1584 -
C:\Windows\SysWOW64\timeout.exetimeout /t 68⤵
- Delays execution with timeout.exe
PID:1888
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C:\Users\Admin\AppData\Local\03cd0ba9-560e-4c40-88e3-f0ffc0269a82\build3.exe"C:\Users\Admin\AppData\Local\03cd0ba9-560e-4c40-88e3-f0ffc0269a82\build3.exe"5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:988 -
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:908
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C:\Windows\system32\taskeng.exetaskeng.exe {BC6058CD-A33D-4241-9C56-3C81689ABC63} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:1180 -
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exeC:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe2⤵
- Executes dropped EXE
PID:1188 -
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:1136
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
Filesize2KB
MD561ffe15234088bd43d27e9eb101ad1f6
SHA180e8cf2dbbf66018e148cbab446cfc5e52eed1b2
SHA2561dc492a98f81cf0473e5ebc17c9284892b88c592b5194c31761a1ef1985c59b5
SHA512f925dbd2d421bc596f344241ce915b69e8f9a5112f4b9d6e62c82a717493ce2422366395dea33dfce896704b940afd6366923a7a2eb476d10563bc76de15b61d
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Filesize
61KB
MD5fc4666cbca561e864e7fdf883a9e6661
SHA12f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5
SHA25610f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b
SHA512c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
Filesize1KB
MD5912da6b52d140c350937afa14a357061
SHA15eb54c7f9f32a1e3442113fd93c348027e218004
SHA256033b9d2ea11a924f8cd8af9d923c311efc401040802424ad0f7c8c811cb5f88d
SHA512ace1abd89c31d0979a817b994fff933fec49b5f1204bc8d6ba43a41fd776500e719d3df95f1f90358d000b6de1705abe3cd8d120d13a9096ecea24afff4bdc2e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
Filesize488B
MD5678609b870155fb6dcb3ee72888e3c07
SHA1266d06a4e54ecced5e2117ebb5f00bbaed44d853
SHA256fe0c569b577a86fbd367ec8d87383bf97340b6f05910a9ddb46a862f28f4fb67
SHA51269ee9608e1e5bcbba23c5d7fea0d62d7122b5c61c7cb3619702663d6ea682619bc9df39e94148024f0d2e8d924b240f626e36d088f7c591426c94ede8994a427
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize304B
MD50509c748900d980b498f92adc47f9e94
SHA16444a620206730dc2f447684125ddb006c55d5a6
SHA256dd83a7563ed15956340ea05ca0eea19c88d5cdc75738e46aa48f017774df81b7
SHA512ad9258157e1c06f391ba132baa7d526742ef42b731d0357f46b4c20338b2c7ae6ab02f81c54e1be5b31572cb864ff2b6e837341377634cdf52296c797e7c927d
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
Filesize482B
MD5a17b5a985271df7546966a0bcc8e95df
SHA1d7381d26a923f19d60895ec4b83fa88d5776c1b8
SHA256235055ac711a502c5ab78e989be1fd58d7783754020ba8076f99eaf822c4c350
SHA512904a2e1b25e9197e8219e6c817c26e6104393121ff166373a774e7f9e3e9b62e39b42b6cce2588eb051b20342eeac1b2de4b92011aeeefcfaa11ebf6e4baf1eb
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Filesize
258KB
MD5b9212ded69fae1fa1fb5d6db46a9fb76
SHA158face4245646b1cd379ee49f03a701eab1642be
SHA2567a087c1bcd038c61ddb0f634f9b21e6db9bed59842f19adeda48b49acb20e16f
SHA51209cab8ccedb9e53d6d2725e8b9dbbe8fa9552607a58d89876b6539a6612b2e7ac0440ef281971bec9191510915fa6264048510add493e6a862b0d3b4f006e342
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Filesize
258KB
MD5b9212ded69fae1fa1fb5d6db46a9fb76
SHA158face4245646b1cd379ee49f03a701eab1642be
SHA2567a087c1bcd038c61ddb0f634f9b21e6db9bed59842f19adeda48b49acb20e16f
SHA51209cab8ccedb9e53d6d2725e8b9dbbe8fa9552607a58d89876b6539a6612b2e7ac0440ef281971bec9191510915fa6264048510add493e6a862b0d3b4f006e342
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Filesize
258KB
MD5b9212ded69fae1fa1fb5d6db46a9fb76
SHA158face4245646b1cd379ee49f03a701eab1642be
SHA2567a087c1bcd038c61ddb0f634f9b21e6db9bed59842f19adeda48b49acb20e16f
SHA51209cab8ccedb9e53d6d2725e8b9dbbe8fa9552607a58d89876b6539a6612b2e7ac0440ef281971bec9191510915fa6264048510add493e6a862b0d3b4f006e342
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
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C:\Users\Admin\AppData\Local\ef957d47-54da-477a-9dfe-9d490874e631\3166a43363ca21ed7d3d5ebe4b13b11c.exe
Filesize706KB
MD53166a43363ca21ed7d3d5ebe4b13b11c
SHA17a32d8d9b9eddea5f9e2373046a017392ee1e437
SHA256b990ed5485491482b2c8ee144a2fa5998aaa8fc5575b0ed740e85c40d750721b
SHA51230203af4c2b6d26aa7dcbb6c02fd0e37d988c20770458d27f4f4cb45ec6ad86a0108b5bb4d1e8a5140aa4e45a8b652f902e062b5e846d9374a55f9d35c516746
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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
258KB
MD5b9212ded69fae1fa1fb5d6db46a9fb76
SHA158face4245646b1cd379ee49f03a701eab1642be
SHA2567a087c1bcd038c61ddb0f634f9b21e6db9bed59842f19adeda48b49acb20e16f
SHA51209cab8ccedb9e53d6d2725e8b9dbbe8fa9552607a58d89876b6539a6612b2e7ac0440ef281971bec9191510915fa6264048510add493e6a862b0d3b4f006e342
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Filesize
258KB
MD5b9212ded69fae1fa1fb5d6db46a9fb76
SHA158face4245646b1cd379ee49f03a701eab1642be
SHA2567a087c1bcd038c61ddb0f634f9b21e6db9bed59842f19adeda48b49acb20e16f
SHA51209cab8ccedb9e53d6d2725e8b9dbbe8fa9552607a58d89876b6539a6612b2e7ac0440ef281971bec9191510915fa6264048510add493e6a862b0d3b4f006e342
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Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
-
Filesize
9KB
MD59ead10c08e72ae41921191f8db39bc16
SHA1abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA2568d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
SHA512aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a