Analysis
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max time kernel
104s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
04-06-2022 19:16
General
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Target
9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe
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Size
1.5MB
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MD5
58a250aeb22f0040185210402d4243b3
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SHA1
cb74b3dba0e3ef8073f03810a0232da641b8a587
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SHA256
9c78846071126d7f29a8b82b699903031d7d2cd837df91584fd1ee7eb7b8c93b
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SHA512
72aea6fd61661826dad7de76d7e998de0f91cf9992282cb16dcf11ca8a32c64b249839f9680b6a0a95b848c2f57fb4b1d5d80f300007656edd8ad95c7afe4980
Malware Config
Extracted
redline
AwsR
siyatermi.duckdns.org:17044
Extracted
quasar
2.1.0.0
V/R/B
siyatermi.duckdns.org:1518
VNM_MUTEX_mJ6pCWZMe3OMOha5bj
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encryption_key
g1Bi32PXFGwyBI9DJGTD
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install_name
Start Process.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Browser Module
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subdirectory
Sys Resources
Signatures
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Contains code to disable Windows Defender 9 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
resource yara_rule behavioral1/files/0x000900000001453c-65.dat disable_win_def behavioral1/files/0x000900000001453c-67.dat disable_win_def behavioral1/files/0x000900000001453c-68.dat disable_win_def behavioral1/memory/1748-74-0x0000000000EB0000-0x0000000000F3C000-memory.dmp disable_win_def behavioral1/files/0x0006000000014969-96.dat disable_win_def behavioral1/files/0x0006000000014969-98.dat disable_win_def behavioral1/files/0x0006000000014969-99.dat disable_win_def behavioral1/memory/1080-100-0x0000000000CE0000-0x0000000000D6C000-memory.dmp disable_win_def behavioral1/files/0x000900000001453c-188.dat disable_win_def -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" Start Process.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" Start Process.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection Start Process.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" Start Process.exe -
Quasar Payload 9 IoCs
resource yara_rule behavioral1/files/0x000900000001453c-65.dat family_quasar behavioral1/files/0x000900000001453c-67.dat family_quasar behavioral1/files/0x000900000001453c-68.dat family_quasar behavioral1/memory/1748-74-0x0000000000EB0000-0x0000000000F3C000-memory.dmp family_quasar behavioral1/files/0x0006000000014969-96.dat family_quasar behavioral1/files/0x0006000000014969-98.dat family_quasar behavioral1/files/0x0006000000014969-99.dat family_quasar behavioral1/memory/1080-100-0x0000000000CE0000-0x0000000000D6C000-memory.dmp family_quasar behavioral1/files/0x000900000001453c-188.dat family_quasar -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload 4 IoCs
resource yara_rule behavioral1/files/0x0005000000004ed7-57.dat family_redline behavioral1/files/0x0005000000004ed7-59.dat family_redline behavioral1/files/0x0005000000004ed7-60.dat family_redline behavioral1/memory/1124-73-0x0000000001090000-0x00000000010AE000-memory.dmp family_redline -
suricata: ET MALWARE Common RAT Connectivity Check Observed
suricata: ET MALWARE Common RAT Connectivity Check Observed
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Executes dropped EXE 5 IoCs
pid Process 1124 Software Check.exe 1276 Steam Accounts Checker v0.4 By X-SLAYER.exe 1748 Start Process.exe 1080 Start Process.exe 1232 Start Process.exe -
Deletes itself 1 IoCs
pid Process 1716 cmd.exe -
Loads dropped DLL 4 IoCs
pid Process 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 1748 Start Process.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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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features Start Process.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" Start Process.exe -
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-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows\CurrentVersion\Run\Browser Module = "\"C:\\Users\\Admin\\AppData\\Roaming\\Sys Resources\\Start Process.exe\"" Start Process.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 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 2 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
pid pid_target Process procid_target 604 1276 WerFault.exe 29 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 852 schtasks.exe 1472 schtasks.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 580 PING.EXE -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 1776 powershell.exe 1124 Software Check.exe 1124 Software Check.exe 1748 Start Process.exe 1748 Start Process.exe 1748 Start Process.exe 1748 Start Process.exe 1748 Start Process.exe 1748 Start Process.exe 1748 Start Process.exe 1232 Start Process.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 1124 Software Check.exe Token: SeDebugPrivilege 1748 Start Process.exe Token: SeDebugPrivilege 1776 powershell.exe Token: SeDebugPrivilege 1080 Start Process.exe Token: SeDebugPrivilege 1080 Start Process.exe Token: SeDebugPrivilege 1232 Start Process.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1080 Start Process.exe -
Suspicious use of WriteProcessMemory 43 IoCs
description pid Process procid_target PID 1936 wrote to memory of 1124 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 27 PID 1936 wrote to memory of 1124 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 27 PID 1936 wrote to memory of 1124 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 27 PID 1936 wrote to memory of 1124 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 27 PID 1936 wrote to memory of 1276 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 29 PID 1936 wrote to memory of 1276 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 29 PID 1936 wrote to memory of 1276 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 29 PID 1936 wrote to memory of 1276 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 29 PID 1936 wrote to memory of 1748 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 30 PID 1936 wrote to memory of 1748 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 30 PID 1936 wrote to memory of 1748 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 30 PID 1936 wrote to memory of 1748 1936 9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe 30 PID 1276 wrote to memory of 604 1276 Steam Accounts Checker v0.4 By X-SLAYER.exe 32 PID 1276 wrote to memory of 604 1276 Steam Accounts Checker v0.4 By X-SLAYER.exe 32 PID 1276 wrote to memory of 604 1276 Steam Accounts Checker v0.4 By X-SLAYER.exe 32 PID 1748 wrote to memory of 852 1748 Start Process.exe 33 PID 1748 wrote to memory of 852 1748 Start Process.exe 33 PID 1748 wrote to memory of 852 1748 Start Process.exe 33 PID 1748 wrote to memory of 852 1748 Start Process.exe 33 PID 1748 wrote to memory of 1080 1748 Start Process.exe 35 PID 1748 wrote to memory of 1080 1748 Start Process.exe 35 PID 1748 wrote to memory of 1080 1748 Start Process.exe 35 PID 1748 wrote to memory of 1080 1748 Start Process.exe 35 PID 1748 wrote to memory of 1776 1748 Start Process.exe 36 PID 1748 wrote to memory of 1776 1748 Start Process.exe 36 PID 1748 wrote to memory of 1776 1748 Start Process.exe 36 PID 1748 wrote to memory of 1776 1748 Start Process.exe 36 PID 1080 wrote to memory of 1472 1080 Start Process.exe 38 PID 1080 wrote to memory of 1472 1080 Start Process.exe 38 PID 1080 wrote to memory of 1472 1080 Start Process.exe 38 PID 1080 wrote to memory of 1472 1080 Start Process.exe 38 PID 1748 wrote to memory of 1072 1748 Start Process.exe 40 PID 1748 wrote to memory of 1072 1748 Start Process.exe 40 PID 1748 wrote to memory of 1072 1748 Start Process.exe 40 PID 1748 wrote to memory of 1072 1748 Start Process.exe 40 PID 1072 wrote to memory of 1716 1072 cmd.exe 42 PID 1072 wrote to memory of 1716 1072 cmd.exe 42 PID 1072 wrote to memory of 1716 1072 cmd.exe 42 PID 1072 wrote to memory of 1716 1072 cmd.exe 42 PID 1748 wrote to memory of 1592 1748 Start Process.exe 43 PID 1748 wrote to memory of 1592 1748 Start Process.exe 43 PID 1748 wrote to memory of 1592 1748 Start Process.exe 43 PID 1748 wrote to memory of 1592 1748 Start Process.exe 43
Processes
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C:\Users\Admin\AppData\Local\Temp\9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe"C:\Users\Admin\AppData\Local\Temp\9C78846071126D7F29A8B82B699903031D7D2CD837DF9.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1936 -
C:\Users\Admin\AppData\Roaming\Software Check.exe"C:\Users\Admin\AppData\Roaming\Software Check.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1124
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C:\Users\Admin\AppData\Local\Temp\Steam Accounts Checker v0.4 By X-SLAYER.exe"C:\Users\Admin\AppData\Local\Temp\Steam Accounts Checker v0.4 By X-SLAYER.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1276 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 1276 -s 6163⤵
- Program crash
PID:604
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C:\Users\Admin\AppData\Roaming\Start Process.exe"C:\Users\Admin\AppData\Roaming\Start Process.exe"2⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Loads dropped DLL
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1748 -
C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "Browser Module" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\Start Process.exe" /rl HIGHEST /f3⤵
- Creates scheduled task(s)
PID:852
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C:\Users\Admin\AppData\Roaming\Sys Resources\Start Process.exe"C:\Users\Admin\AppData\Roaming\Sys Resources\Start Process.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1080 -
C:\Windows\SysWOW64\schtasks.exe"schtasks" /create /tn "Browser Module" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\Sys Resources\Start Process.exe" /rl HIGHEST /f4⤵
- Creates scheduled task(s)
PID:1472
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" Get-MpPreference -verbose3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1776
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k start /b del /q/f/s %TEMP%\* & exit3⤵
- Suspicious use of WriteProcessMemory
PID:1072 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /K del /q/f/s C:\Users\Admin\AppData\Local\Temp\*4⤵
- Deletes itself
PID:1716
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\agZFDUxrxjtY.bat" "3⤵PID:1592
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C:\Windows\SysWOW64\chcp.comchcp 650014⤵PID:956
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C:\Windows\SysWOW64\PING.EXEping -n 10 localhost4⤵
- Runs ping.exe
PID:580
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C:\Users\Admin\AppData\Roaming\Start Process.exe"C:\Users\Admin\AppData\Roaming\Start Process.exe"4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1232
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
899KB
MD55b74993c433cb811c591a1b2a8155b31
SHA1b06deafe52ed08047025a5d8aa375545bf7e4078
SHA256cef89a16a209e852dc11074589a8680d6cd59812cad1c3e2e42cba75e5109d21
SHA5125ffc5c64a85498e7dd3866131a37fdff816ae1fc0806b666799fef70d6aa16da8bd82a95045a7b1d514de49a01d580813324af971e1379aa6d2946589a9d5ea4
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Filesize
899KB
MD55b74993c433cb811c591a1b2a8155b31
SHA1b06deafe52ed08047025a5d8aa375545bf7e4078
SHA256cef89a16a209e852dc11074589a8680d6cd59812cad1c3e2e42cba75e5109d21
SHA5125ffc5c64a85498e7dd3866131a37fdff816ae1fc0806b666799fef70d6aa16da8bd82a95045a7b1d514de49a01d580813324af971e1379aa6d2946589a9d5ea4
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Filesize
95KB
MD527c2436f6a1c111bef78597d37751138
SHA1f1dabacffc82bbfc7d8db578f0a5653d7fe84bca
SHA256bcac81c69094ea47c3a00cae028ac4c64dd6cbd4fe85e11363e3e35b48c04842
SHA51297e717b9ad5b063e4ff1209684b27d033c5a4a8d9679e3d42d7308fbac1c885a1d3c85d3fed70b7a9adc82203d0e943777d7819456599276c61549186e319636
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Filesize
95KB
MD527c2436f6a1c111bef78597d37751138
SHA1f1dabacffc82bbfc7d8db578f0a5653d7fe84bca
SHA256bcac81c69094ea47c3a00cae028ac4c64dd6cbd4fe85e11363e3e35b48c04842
SHA51297e717b9ad5b063e4ff1209684b27d033c5a4a8d9679e3d42d7308fbac1c885a1d3c85d3fed70b7a9adc82203d0e943777d7819456599276c61549186e319636
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Filesize
535KB
MD54d97786ab8047ad6c08532ed7a017573
SHA1a64d07233d813f9a085722295dca62ca726e291a
SHA2565a72c2a12e0e42313c5d01277d3b26f52810a9753e31883f5f3e7a73a0021870
SHA5129224f6c0af0bb3aa6804e09b36617d2ecf762caf81ec0f2627553788f7045d09878b41ddb63a1d0779973cba52d2f1d59f69bc6c826ad8bb0d807444abab87d2
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Filesize
535KB
MD54d97786ab8047ad6c08532ed7a017573
SHA1a64d07233d813f9a085722295dca62ca726e291a
SHA2565a72c2a12e0e42313c5d01277d3b26f52810a9753e31883f5f3e7a73a0021870
SHA5129224f6c0af0bb3aa6804e09b36617d2ecf762caf81ec0f2627553788f7045d09878b41ddb63a1d0779973cba52d2f1d59f69bc6c826ad8bb0d807444abab87d2
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Filesize
535KB
MD54d97786ab8047ad6c08532ed7a017573
SHA1a64d07233d813f9a085722295dca62ca726e291a
SHA2565a72c2a12e0e42313c5d01277d3b26f52810a9753e31883f5f3e7a73a0021870
SHA5129224f6c0af0bb3aa6804e09b36617d2ecf762caf81ec0f2627553788f7045d09878b41ddb63a1d0779973cba52d2f1d59f69bc6c826ad8bb0d807444abab87d2
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Filesize
535KB
MD54d97786ab8047ad6c08532ed7a017573
SHA1a64d07233d813f9a085722295dca62ca726e291a
SHA2565a72c2a12e0e42313c5d01277d3b26f52810a9753e31883f5f3e7a73a0021870
SHA5129224f6c0af0bb3aa6804e09b36617d2ecf762caf81ec0f2627553788f7045d09878b41ddb63a1d0779973cba52d2f1d59f69bc6c826ad8bb0d807444abab87d2
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Filesize
535KB
MD54d97786ab8047ad6c08532ed7a017573
SHA1a64d07233d813f9a085722295dca62ca726e291a
SHA2565a72c2a12e0e42313c5d01277d3b26f52810a9753e31883f5f3e7a73a0021870
SHA5129224f6c0af0bb3aa6804e09b36617d2ecf762caf81ec0f2627553788f7045d09878b41ddb63a1d0779973cba52d2f1d59f69bc6c826ad8bb0d807444abab87d2
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Filesize
899KB
MD55b74993c433cb811c591a1b2a8155b31
SHA1b06deafe52ed08047025a5d8aa375545bf7e4078
SHA256cef89a16a209e852dc11074589a8680d6cd59812cad1c3e2e42cba75e5109d21
SHA5125ffc5c64a85498e7dd3866131a37fdff816ae1fc0806b666799fef70d6aa16da8bd82a95045a7b1d514de49a01d580813324af971e1379aa6d2946589a9d5ea4
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Filesize
95KB
MD527c2436f6a1c111bef78597d37751138
SHA1f1dabacffc82bbfc7d8db578f0a5653d7fe84bca
SHA256bcac81c69094ea47c3a00cae028ac4c64dd6cbd4fe85e11363e3e35b48c04842
SHA51297e717b9ad5b063e4ff1209684b27d033c5a4a8d9679e3d42d7308fbac1c885a1d3c85d3fed70b7a9adc82203d0e943777d7819456599276c61549186e319636
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Filesize
535KB
MD54d97786ab8047ad6c08532ed7a017573
SHA1a64d07233d813f9a085722295dca62ca726e291a
SHA2565a72c2a12e0e42313c5d01277d3b26f52810a9753e31883f5f3e7a73a0021870
SHA5129224f6c0af0bb3aa6804e09b36617d2ecf762caf81ec0f2627553788f7045d09878b41ddb63a1d0779973cba52d2f1d59f69bc6c826ad8bb0d807444abab87d2
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Filesize
535KB
MD54d97786ab8047ad6c08532ed7a017573
SHA1a64d07233d813f9a085722295dca62ca726e291a
SHA2565a72c2a12e0e42313c5d01277d3b26f52810a9753e31883f5f3e7a73a0021870
SHA5129224f6c0af0bb3aa6804e09b36617d2ecf762caf81ec0f2627553788f7045d09878b41ddb63a1d0779973cba52d2f1d59f69bc6c826ad8bb0d807444abab87d2