Analysis
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max time kernel
149s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
14/06/2024, 05:50
Static task
static1
Behavioral task
behavioral1
Sample
f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe
Resource
win7-20240419-en
General
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Target
f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe
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Size
5.3MB
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MD5
98c7daf1ac99ea93258ebd27cdb423d0
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SHA1
89e6a1a7989785b526afa5a35e14632367463555
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SHA256
f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d
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SHA512
dae3e5cdedf2df82ec4062e61e67dd125db1d80326c133efc2bfc7ba54009942242c73bce45d114830f1a188352898ead409f812129c19348160331d0c7599ef
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SSDEEP
98304:KggSZTFznDHwE8oohoIgNgx+r3P4jw4fn9E32RW0O2gT/gQGhP3oFL6p4kvDZ/Hn:DgSZJznDHMo+JgNgx+r3P+e32BO2gjgj
Malware Config
Signatures
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UPX dump on OEP (original entry point) 12 IoCs
resource yara_rule behavioral1/memory/2352-30-0x0000000140000000-0x0000000140848000-memory.dmp UPX behavioral1/memory/2352-32-0x0000000140000000-0x0000000140848000-memory.dmp UPX behavioral1/memory/2352-34-0x0000000140000000-0x0000000140848000-memory.dmp UPX behavioral1/memory/2352-33-0x0000000140000000-0x0000000140848000-memory.dmp UPX behavioral1/memory/2352-31-0x0000000140000000-0x0000000140848000-memory.dmp UPX behavioral1/memory/2352-36-0x0000000140000000-0x0000000140848000-memory.dmp UPX behavioral1/memory/2352-40-0x0000000140000000-0x0000000140848000-memory.dmp UPX behavioral1/memory/2352-39-0x0000000140000000-0x0000000140848000-memory.dmp UPX behavioral1/memory/2352-38-0x0000000140000000-0x0000000140848000-memory.dmp UPX behavioral1/memory/2352-37-0x0000000140000000-0x0000000140848000-memory.dmp UPX behavioral1/memory/2352-29-0x0000000140000000-0x0000000140848000-memory.dmp UPX behavioral1/memory/2352-41-0x0000000140000000-0x0000000140848000-memory.dmp UPX -
XMRig Miner payload 8 IoCs
resource yara_rule behavioral1/memory/2352-34-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2352-33-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2352-36-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2352-40-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2352-39-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2352-38-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2352-37-0x0000000140000000-0x0000000140848000-memory.dmp xmrig behavioral1/memory/2352-41-0x0000000140000000-0x0000000140848000-memory.dmp xmrig -
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 2984 powershell.exe 1868 powershell.exe -
Creates new service(s) 2 TTPs
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Deletes itself 1 IoCs
pid Process 2772 cmd.exe -
Executes dropped EXE 2 IoCs
pid Process 476 Process not Found 2384 fqwofdtexigy.exe -
Loads dropped DLL 1 IoCs
pid Process 476 Process not Found -
resource yara_rule behavioral1/memory/2352-30-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2352-28-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2352-32-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2352-34-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2352-33-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2352-31-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2352-36-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2352-40-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2352-39-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2352-38-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2352-37-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2352-29-0x0000000140000000-0x0000000140848000-memory.dmp upx behavioral1/memory/2352-41-0x0000000140000000-0x0000000140848000-memory.dmp upx -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe File opened for modification C:\Windows\system32\MRT.exe f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe File opened for modification C:\Windows\system32\MRT.exe fqwofdtexigy.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2384 set thread context of 2228 2384 fqwofdtexigy.exe 83 PID 2384 set thread context of 2352 2384 fqwofdtexigy.exe 87 -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\wusa.lock wusa.exe File created C:\Windows\wusa.lock wusa.exe -
Launches sc.exe 14 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 1748 sc.exe 1460 sc.exe 2716 sc.exe 2804 sc.exe 2756 sc.exe 2432 sc.exe 2764 sc.exe 2500 sc.exe 1172 sc.exe 2128 sc.exe 2828 sc.exe 2608 sc.exe 1680 sc.exe 1376 sc.exe -
Modifies data under HKEY_USERS 2 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = 10e660e01ebeda01 powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2984 powershell.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2068 f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe 2384 fqwofdtexigy.exe 1868 powershell.exe 2384 fqwofdtexigy.exe 2384 fqwofdtexigy.exe 2384 fqwofdtexigy.exe 2384 fqwofdtexigy.exe 2384 fqwofdtexigy.exe 2384 fqwofdtexigy.exe 2384 fqwofdtexigy.exe 2384 fqwofdtexigy.exe 2384 fqwofdtexigy.exe 2384 fqwofdtexigy.exe 2384 fqwofdtexigy.exe 2384 fqwofdtexigy.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe 2352 nslookup.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
description pid Process Token: SeDebugPrivilege 2984 powershell.exe Token: SeShutdownPrivilege 2108 powercfg.exe Token: SeShutdownPrivilege 2912 powercfg.exe Token: SeShutdownPrivilege 2960 powercfg.exe Token: SeShutdownPrivilege 2908 powercfg.exe Token: SeDebugPrivilege 1868 powershell.exe Token: SeShutdownPrivilege 2920 powercfg.exe Token: SeShutdownPrivilege 1220 powercfg.exe Token: SeShutdownPrivilege 3028 powercfg.exe Token: SeShutdownPrivilege 2888 powercfg.exe Token: SeLockMemoryPrivilege 2352 nslookup.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 2328 wrote to memory of 2492 2328 cmd.exe 36 PID 2328 wrote to memory of 2492 2328 cmd.exe 36 PID 2328 wrote to memory of 2492 2328 cmd.exe 36 PID 2772 wrote to memory of 2156 2772 cmd.exe 61 PID 2772 wrote to memory of 2156 2772 cmd.exe 61 PID 2772 wrote to memory of 2156 2772 cmd.exe 61 PID 556 wrote to memory of 2800 556 cmd.exe 69 PID 556 wrote to memory of 2800 556 cmd.exe 69 PID 556 wrote to memory of 2800 556 cmd.exe 69 PID 2384 wrote to memory of 2228 2384 fqwofdtexigy.exe 83 PID 2384 wrote to memory of 2228 2384 fqwofdtexigy.exe 83 PID 2384 wrote to memory of 2228 2384 fqwofdtexigy.exe 83 PID 2384 wrote to memory of 2228 2384 fqwofdtexigy.exe 83 PID 2384 wrote to memory of 2228 2384 fqwofdtexigy.exe 83 PID 2384 wrote to memory of 2228 2384 fqwofdtexigy.exe 83 PID 2384 wrote to memory of 2228 2384 fqwofdtexigy.exe 83 PID 2384 wrote to memory of 2228 2384 fqwofdtexigy.exe 83 PID 2384 wrote to memory of 2228 2384 fqwofdtexigy.exe 83 PID 2384 wrote to memory of 2352 2384 fqwofdtexigy.exe 87 PID 2384 wrote to memory of 2352 2384 fqwofdtexigy.exe 87 PID 2384 wrote to memory of 2352 2384 fqwofdtexigy.exe 87 PID 2384 wrote to memory of 2352 2384 fqwofdtexigy.exe 87 PID 2384 wrote to memory of 2352 2384 fqwofdtexigy.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe"C:\Users\Admin\AppData\Local\Temp\f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe"1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:2068 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2984
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart2⤵
- Suspicious use of WriteProcessMemory
PID:2328 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵
- Drops file in Windows directory
PID:2492
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:2828
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:2756
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:2608
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:2432
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:2500
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:2908
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:2960
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-ac 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:2912
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-dc 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:2108
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe delete "JVNIRHNX"2⤵
- Launches sc.exe
PID:1748
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe create "JVNIRHNX" binpath= "C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe" start= "auto"2⤵
- Launches sc.exe
PID:1460
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop eventlog2⤵
- Launches sc.exe
PID:2716
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start "JVNIRHNX"2⤵
- Launches sc.exe
PID:2764
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d.exe"2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:2772 -
C:\Windows\system32\choice.exechoice /C Y /N /D Y /T 33⤵PID:2156
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C:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exeC:\ProgramData\xhzmmmxzrrwn\fqwofdtexigy.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2384 -
C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exeC:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force2⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1868
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart2⤵
- Suspicious use of WriteProcessMemory
PID:556 -
C:\Windows\system32\wusa.exewusa /uninstall /kb:890830 /quiet /norestart3⤵
- Drops file in Windows directory
PID:2800
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop UsoSvc2⤵
- Launches sc.exe
PID:1680
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop WaaSMedicSvc2⤵
- Launches sc.exe
PID:2128
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop wuauserv2⤵
- Launches sc.exe
PID:2804
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop bits2⤵
- Launches sc.exe
PID:1376
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe stop dosvc2⤵
- Launches sc.exe
PID:1172
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:1220
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:2920
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-ac 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:3028
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C:\Windows\system32\powercfg.exeC:\Windows\system32\powercfg.exe /x -standby-timeout-dc 02⤵
- Suspicious use of AdjustPrivilegeToken
PID:2888
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C:\Windows\system32\conhost.exeC:\Windows\system32\conhost.exe2⤵PID:2228
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C:\Windows\system32\nslookup.exenslookup.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2352
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5.3MB
MD598c7daf1ac99ea93258ebd27cdb423d0
SHA189e6a1a7989785b526afa5a35e14632367463555
SHA256f1af54d5ce149f54f0cdedcdb258d20011e250e18b78b6dc83e6c8cdb4650e4d
SHA512dae3e5cdedf2df82ec4062e61e67dd125db1d80326c133efc2bfc7ba54009942242c73bce45d114830f1a188352898ead409f812129c19348160331d0c7599ef