Analysis
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max time kernel
79s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
27-09-2023 16:51
Static task
static1
Behavioral task
behavioral1
Sample
8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe
Resource
win10v2004-20230915-en
General
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Target
8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe
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Size
1.1MB
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MD5
010ef94907f5876e46be0ed87689fde9
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SHA1
7c142550561efe5f513d269f134a6d15ce28d24c
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SHA256
8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185
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SHA512
d14f04995edf513e0540e2cbf7657da25e5bd4d1ad602d72ccf13d84dc938c2950e6aae96329fc50ce14cb7120d79ab05539c0d917ae3a82bb97f509e65b6ae9
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SSDEEP
24576:lurGpIFO+xYcXvbNqzuxHozoi0a9SwY1S4o0DoNy0p:lu0IPfbNq6xmoi8w+S4B0p
Malware Config
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1196-7-0x0000000000400000-0x0000000000452000-memory.dmp family_snakekeylogger -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Control Panel\International\Geo\Nation 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe Key value queried \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Control Panel\International\Geo\Nation 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe -
Executes dropped EXE 4 IoCs
Processes:
svchost.exenice.exesvchost.exeavast.exepid process 2280 svchost.exe 736 nice.exe 492 svchost.exe 3896 avast.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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 Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
nice.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 nice.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 nice.exe Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 nice.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 61 api.ipify.org 62 api.ipify.org -
Suspicious use of SetThreadContext 2 IoCs
Processes:
8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exesvchost.exedescription pid process target process PID 552 set thread context of 1196 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe PID 2280 set thread context of 492 2280 svchost.exe svchost.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 4972 schtasks.exe 1060 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
nice.exepid process 736 nice.exe 736 nice.exe -
Suspicious behavior: SetClipboardViewer 1 IoCs
Processes:
svchost.exepid process 492 svchost.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
nice.exedescription pid process Token: SeDebugPrivilege 736 nice.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
nice.exepid process 736 nice.exe -
Suspicious use of WriteProcessMemory 46 IoCs
Processes:
8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.execmd.exesvchost.execmd.exedescription pid process target process PID 552 wrote to memory of 1196 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe PID 552 wrote to memory of 1196 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe PID 552 wrote to memory of 1196 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe PID 552 wrote to memory of 1196 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe PID 552 wrote to memory of 1196 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe PID 552 wrote to memory of 1196 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe PID 552 wrote to memory of 1196 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe PID 552 wrote to memory of 1196 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe PID 552 wrote to memory of 2280 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe svchost.exe PID 552 wrote to memory of 2280 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe svchost.exe PID 552 wrote to memory of 2280 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe svchost.exe PID 1196 wrote to memory of 736 1196 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe nice.exe PID 1196 wrote to memory of 736 1196 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe nice.exe PID 1196 wrote to memory of 736 1196 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe nice.exe PID 552 wrote to memory of 4552 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe cmd.exe PID 552 wrote to memory of 4552 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe cmd.exe PID 552 wrote to memory of 4552 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe cmd.exe PID 552 wrote to memory of 3940 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe cmd.exe PID 552 wrote to memory of 3940 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe cmd.exe PID 552 wrote to memory of 3940 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe cmd.exe PID 552 wrote to memory of 4648 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe cmd.exe PID 552 wrote to memory of 4648 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe cmd.exe PID 552 wrote to memory of 4648 552 8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe cmd.exe PID 3940 wrote to memory of 4972 3940 cmd.exe schtasks.exe PID 3940 wrote to memory of 4972 3940 cmd.exe schtasks.exe PID 3940 wrote to memory of 4972 3940 cmd.exe schtasks.exe PID 2280 wrote to memory of 492 2280 svchost.exe svchost.exe PID 2280 wrote to memory of 492 2280 svchost.exe svchost.exe PID 2280 wrote to memory of 492 2280 svchost.exe svchost.exe PID 2280 wrote to memory of 492 2280 svchost.exe svchost.exe PID 2280 wrote to memory of 492 2280 svchost.exe svchost.exe PID 2280 wrote to memory of 492 2280 svchost.exe svchost.exe PID 2280 wrote to memory of 492 2280 svchost.exe svchost.exe PID 2280 wrote to memory of 492 2280 svchost.exe svchost.exe PID 2280 wrote to memory of 4108 2280 svchost.exe cmd.exe PID 2280 wrote to memory of 4108 2280 svchost.exe cmd.exe PID 2280 wrote to memory of 4108 2280 svchost.exe cmd.exe PID 2280 wrote to memory of 3712 2280 svchost.exe cmd.exe PID 2280 wrote to memory of 3712 2280 svchost.exe cmd.exe PID 2280 wrote to memory of 3712 2280 svchost.exe cmd.exe PID 2280 wrote to memory of 4908 2280 svchost.exe cmd.exe PID 2280 wrote to memory of 4908 2280 svchost.exe cmd.exe PID 2280 wrote to memory of 4908 2280 svchost.exe cmd.exe PID 3712 wrote to memory of 1060 3712 cmd.exe schtasks.exe PID 3712 wrote to memory of 1060 3712 cmd.exe schtasks.exe PID 3712 wrote to memory of 1060 3712 cmd.exe schtasks.exe -
outlook_office_path 1 IoCs
Processes:
nice.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 nice.exe -
outlook_win_path 1 IoCs
Processes:
nice.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2344688013-2965468717-2034126-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 nice.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe"C:\Users\Admin\AppData\Local\Temp\8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:552 -
C:\Users\Admin\AppData\Local\Temp\8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe"C:\Users\Admin\AppData\Local\Temp\8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe"2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1196 -
C:\Users\Admin\AppData\Roaming\nice.exe"C:\Users\Admin\AppData\Roaming\nice.exe"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:736 -
C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2280 -
C:\Users\Admin\AppData\Local\Temp\svchost.exe"C:\Users\Admin\AppData\Local\Temp\svchost.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: SetClipboardViewer
PID:492 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\avast"3⤵PID:4108
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C:\Windows\SysWOW64\cmd.exe"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f3⤵
- Suspicious use of WriteProcessMemory
PID:3712 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f4⤵
- Creates scheduled task(s)
PID:1060 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "C:\Users\Admin\AppData\Roaming\avast\avast.exe"3⤵PID:4908
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C:\Windows\SysWOW64\cmd.exe"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"2⤵PID:4648
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C:\Windows\SysWOW64\cmd.exe"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f2⤵
- Suspicious use of WriteProcessMemory
PID:3940 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"2⤵PID:4552
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f1⤵
- Creates scheduled task(s)
PID:4972
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C:\Users\Admin\AppData\Roaming\avast\avast.exeC:\Users\Admin\AppData\Roaming\avast\avast.exe1⤵
- Executes dropped EXE
PID:3896
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\8d9a8f9de34a75aeba8164f658881f4c142690b58c8cf30486f18574a8e14185_JC.exe.log
Filesize226B
MD5916851e072fbabc4796d8916c5131092
SHA1d48a602229a690c512d5fdaf4c8d77547a88e7a2
SHA2567e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d
SHA51207ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
621KB
MD5ed9d91fe584d5109d4067734ac452753
SHA1c277e57866833509d94787fc6f4d634a2714825d
SHA2563629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030
SHA512a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a
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Filesize
167KB
MD567116bbc2d6f3a2212ff78d9c96ddb15
SHA1538c8f71a6acd1331d1303076e19deaf2d85ea24
SHA256206f4bcb7d00ec25dc741dce65ec1f316ced92c1eb739a6326a8dae13524f9e1
SHA5122e81170a3e14e8da89c370cf9916feaf2fe118bac6c91f74b4d332cc3855103053c463120c02b3db5c56ef88b89f96efa1a5cea9ce256bc622ec4ad66118c0b8
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Filesize
167KB
MD567116bbc2d6f3a2212ff78d9c96ddb15
SHA1538c8f71a6acd1331d1303076e19deaf2d85ea24
SHA256206f4bcb7d00ec25dc741dce65ec1f316ced92c1eb739a6326a8dae13524f9e1
SHA5122e81170a3e14e8da89c370cf9916feaf2fe118bac6c91f74b4d332cc3855103053c463120c02b3db5c56ef88b89f96efa1a5cea9ce256bc622ec4ad66118c0b8
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Filesize
167KB
MD567116bbc2d6f3a2212ff78d9c96ddb15
SHA1538c8f71a6acd1331d1303076e19deaf2d85ea24
SHA256206f4bcb7d00ec25dc741dce65ec1f316ced92c1eb739a6326a8dae13524f9e1
SHA5122e81170a3e14e8da89c370cf9916feaf2fe118bac6c91f74b4d332cc3855103053c463120c02b3db5c56ef88b89f96efa1a5cea9ce256bc622ec4ad66118c0b8