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Analysis
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max time kernel
141s -
max time network
124s -
platform
windows10-1703_x64 -
resource
win10-20231129-en -
resource tags
arch:x64arch:x86image:win10-20231129-enlocale:en-usos:windows10-1703-x64system -
submitted
10/12/2023, 16:53
Static task
static1
Behavioral task
behavioral1
Sample
a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.exe
Resource
win10-20231129-en
General
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Target
a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.exe
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Size
6.9MB
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MD5
363ebb4e900b3d4b1c04fbe0fd239b02
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SHA1
64c0cfe01aaa477692ecec5efbda5a46676f47b7
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SHA256
a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6
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SHA512
60e3ace1a082ebb6184a6c90095bd8139279c19f660e52d83446de724ee89988c51798fca218d2d8ca09cf3811b91b63a95fd0cd7ca3fec765734d5c58f403ee
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SSDEEP
196608:5A89BmaeXRdyXFnlUrU7o7Bz3HzNNn1jnNnTfMImG0zj:BBmakyVnlUQ7Wz3Tv1jNTh0zj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 2648 crtgame.exe 3040 crtgame.exe -
Loads dropped DLL 3 IoCs
pid Process 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp -
Unexpected DNS network traffic destination 1 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 141.98.234.31 -
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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Drops file in Program Files directory 63 IoCs
description ioc Process File created C:\Program Files (x86)\CRTGame\bin\x86\is-8I185.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-TATRI.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\plugins\internal\is-09CRC.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-OL3OP.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-JJ6J8.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-1907E.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-OLOGV.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-TT0O4.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-0MDF6.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-I3VRG.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-FVFRO.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-NRTTV.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\lessmsi\is-T97E9.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-236PI.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-QILRU.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-R73T2.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-EJSG3.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-62S95.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-6LQDV.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-7GV1E.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-HQ9SC.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\plugins\internal\is-QDKCJ.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-HACTI.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-UQLGE.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-3V4HD.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-G6U3L.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-V9909.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-6AVOE.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-EEFU2.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-AO5LB.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-H5AA6.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-IJ869.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-EMT73.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-R3JID.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-SVVIP.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-QLMVK.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-OTD2O.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\stuff\is-D75FC.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-KBB71.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-829IH.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-GFRL9.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-2GTI1.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-I8L4T.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-R2SNA.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\uninstall\is-IEIVR.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-RTH1P.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-IRQ8L.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-QC2CO.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-412FO.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-JTGF5.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-U7CAL.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File opened for modification C:\Program Files (x86)\CRTGame\uninstall\unins000.dat a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-41TLS.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-7J8DQ.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-B5KBU.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-LO849.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\uninstall\unins000.dat a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-L19KD.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-ES708.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-8B35U.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\bin\x86\is-BLCDT.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File created C:\Program Files (x86)\CRTGame\is-T97VH.tmp a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp File opened for modification C:\Program Files (x86)\CRTGame\crtgame.exe a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 3692 wrote to memory of 3440 3692 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.exe 74 PID 3692 wrote to memory of 3440 3692 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.exe 74 PID 3692 wrote to memory of 3440 3692 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.exe 74 PID 3440 wrote to memory of 4728 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 75 PID 3440 wrote to memory of 4728 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 75 PID 3440 wrote to memory of 4728 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 75 PID 3440 wrote to memory of 2648 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 77 PID 3440 wrote to memory of 2648 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 77 PID 3440 wrote to memory of 2648 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 77 PID 3440 wrote to memory of 1172 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 78 PID 3440 wrote to memory of 1172 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 78 PID 3440 wrote to memory of 1172 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 78 PID 3440 wrote to memory of 3040 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 79 PID 3440 wrote to memory of 3040 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 79 PID 3440 wrote to memory of 3040 3440 a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp 79 PID 1172 wrote to memory of 2504 1172 net.exe 81 PID 1172 wrote to memory of 2504 1172 net.exe 81 PID 1172 wrote to memory of 2504 1172 net.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.exe"C:\Users\Admin\AppData\Local\Temp\a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3692 -
C:\Users\Admin\AppData\Local\Temp\is-EF43I.tmp\a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp"C:\Users\Admin\AppData\Local\Temp\is-EF43I.tmp\a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp" /SL5="$5022A,6977575,54272,C:\Users\Admin\AppData\Local\Temp\a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3440 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:4728
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C:\Program Files (x86)\CRTGame\crtgame.exe"C:\Program Files (x86)\CRTGame\crtgame.exe" -i3⤵
- Executes dropped EXE
PID:2648
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 103⤵
- Suspicious use of WriteProcessMemory
PID:1172 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 104⤵PID:2504
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C:\Program Files (x86)\CRTGame\crtgame.exe"C:\Program Files (x86)\CRTGame\crtgame.exe" -s3⤵
- Executes dropped EXE
PID:3040
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
591KB
MD5147f95d9ee064620392798bf473ed827
SHA1517048552a3cf4b74a62fc71afc2c5d92c846a32
SHA25600c4e225a786270daf5b35d95b11227d7026ffcd279761083190284e80b48d3d
SHA51252912effcd64e15fdd05323b0e4a1d1bb224af55feefb471c51bf1a8cc880568d07e2ae0261ecbc905decd065d16aee3768234a74849520012b41f2d8cd14680
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Filesize
759KB
MD5c46e9db10e0a57ecff883cf0d325564f
SHA12425c6693325a179bd2e613ebf7f1e8d69a158b3
SHA256e78525c0e6fe557e2d3996dbe0c83fd700046553115265f5c5a958af7aa9231f
SHA5126ae69083fc3ad6dd342e2c564e3194e38cb679a619656fafe0ec3ff2d15b07c2bbe2b0b0ba1ce5ea1f1bc76b6ecfb801915264d5bcc24baed5fbc24f917166fb
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Filesize
114KB
MD5df4af86570e06349fe7dc31320da909b
SHA1435adbafb072bbf2d09182b2c78c1e7671e6cab1
SHA256a4eb81d50fda2df1dbccfb80fcbddd605315cc1c7e95b5ad1dffe3b3bcdd8132
SHA5124c34f52d0f965b1d78961c5127abbddac83a914fdcc6e27d03819bd9f42486a8976ca46393fad8cd584dbf40cae4b20099c8cfe3d35d27e772626c71d43f99f1
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C:\Users\Admin\AppData\Local\Temp\is-EF43I.tmp\a895c430e3057007566a7c60f53c06910f39d40c6b84bf517ee2d90dbaec5cc6.tmp
Filesize687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303