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Analysis
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max time kernel
152s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20231127-en -
resource tags
arch:x64arch:x86image:win10v2004-20231127-enlocale:en-usos:windows10-2004-x64system -
submitted
11/12/2023, 12:40
Static task
static1
Behavioral task
behavioral1
Sample
dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.exe
Resource
win10v2004-20231127-en
General
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Target
dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.exe
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Size
6.9MB
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MD5
fbbcb2988ad3efb7383370262d3d1536
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SHA1
89e2984a895f036fdd1b8469cb8db849bbfe0de9
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SHA256
dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3
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SHA512
4a6afbeb02de5e8f6e139b331c968a457e4f40faf566c80c2e0dcb08dd4a57dd1c2030f344f3af61fe8c85d7d056f5977a0e57c8bcc869c8cd5e8c71bd85d79f
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SSDEEP
196608:Ybw61woT7mRIc+DaTblZEZTXuNkrAk8TQNY0pzj:Ybw61woTCR9+OTbl0Zo/Gzj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 2296 wmaconvert.exe 3572 wmaconvert.exe -
Loads dropped DLL 3 IoCs
pid Process 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.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)\ConvertWMA\bin\x86\is-291HH.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-FUL54.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-MVJPB.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\stuff\is-CDHSN.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-SD14U.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-QUBS5.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-5CN68.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-E1QIR.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-A0154.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\lessmsi\is-5P526.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File opened for modification C:\Program Files (x86)\ConvertWMA\uninstall\unins000.dat dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\stuff\is-AVL67.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-QBBOU.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-GP256.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-GTER9.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\plugins\internal\is-ACMRU.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-92OV8.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-DKG2P.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-T3KVR.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-6N0S5.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-OF081.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-2P6HJ.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-4GFFC.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-U3BM2.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-QGK9P.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-H1Q69.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\uninstall\is-1O3QS.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-8SQUN.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-HCD4G.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-T34U2.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-TNHBD.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-TOGUG.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-KKHRQ.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-H4MPB.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-T4RE6.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-M852L.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-R8MRR.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\plugins\internal\is-FE263.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-ITNCL.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-T6B7P.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File opened for modification C:\Program Files (x86)\ConvertWMA\wmaconvert.exe dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\uninstall\unins000.dat dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-L5AO5.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-7M0UJ.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-60HE7.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-PBKE7.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-VFKHL.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\stuff\is-E60SI.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-AE1HE.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-NKSCG.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-ISDB3.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-I502F.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\stuff\is-C5TCJ.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-AQ82M.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-RU6SR.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-SI6V7.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\is-OVN73.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-QIRRR.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-TT574.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-22RLT.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-DMTCH.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-QFE8J.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp File created C:\Program Files (x86)\ConvertWMA\bin\x86\is-9PEB6.tmp dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 3136 wrote to memory of 2164 3136 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.exe 90 PID 3136 wrote to memory of 2164 3136 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.exe 90 PID 3136 wrote to memory of 2164 3136 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.exe 90 PID 2164 wrote to memory of 1708 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 92 PID 2164 wrote to memory of 1708 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 92 PID 2164 wrote to memory of 1708 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 92 PID 2164 wrote to memory of 2296 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 93 PID 2164 wrote to memory of 2296 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 93 PID 2164 wrote to memory of 2296 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 93 PID 2164 wrote to memory of 1280 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 97 PID 2164 wrote to memory of 1280 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 97 PID 2164 wrote to memory of 1280 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 97 PID 2164 wrote to memory of 3572 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 95 PID 2164 wrote to memory of 3572 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 95 PID 2164 wrote to memory of 3572 2164 dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp 95 PID 1280 wrote to memory of 1092 1280 net.exe 98 PID 1280 wrote to memory of 1092 1280 net.exe 98 PID 1280 wrote to memory of 1092 1280 net.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.exe"C:\Users\Admin\AppData\Local\Temp\dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3136 -
C:\Users\Admin\AppData\Local\Temp\is-GQDJ0.tmp\dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp"C:\Users\Admin\AppData\Local\Temp\is-GQDJ0.tmp\dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.tmp" /SL5="$40178,6958728,68096,C:\Users\Admin\AppData\Local\Temp\dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2164 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:1708
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C:\Program Files (x86)\ConvertWMA\wmaconvert.exe"C:\Program Files (x86)\ConvertWMA\wmaconvert.exe" -i3⤵
- Executes dropped EXE
PID:2296
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C:\Program Files (x86)\ConvertWMA\wmaconvert.exe"C:\Program Files (x86)\ConvertWMA\wmaconvert.exe" -s3⤵
- Executes dropped EXE
PID:3572
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 113⤵
- Suspicious use of WriteProcessMemory
PID:1280 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 114⤵PID:1092
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.8MB
MD53a37f2b617ec8d6d2806d3fd94292c8d
SHA11a828850d72c3486a4aa30d9556941ec90f42536
SHA256e26ce90a7a3266084baf1a9d617bbddfe6acec4d086d9be047daa0afb8d2726d
SHA5122edd47804a5e393352aea25c91862823a99f756c7b1b2b5233e320279946ede8c2f74e05c08ca994cbc346115a1a5e980e2c968a9a52877fe0c281bf286530ca
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Filesize
320KB
MD5a0d1b3a72f05a97ede200f58b339ebdd
SHA1d3aa120b7b53b2ad95a2df147868661b14b16f98
SHA256c9633a0386b03a413b0a360a0a27d6e3866e95d65bc7df4e93c88edee5dec0ca
SHA5126515af27505ca526e37a5907edccda323c1255529501bf4bcf4d77555054e6f2fd3dbced3a71e9a6abb66b3027eb69acec0c406f462ea5c210931a344f0fca0b
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C:\Users\Admin\AppData\Local\Temp\is-GQDJ0.tmp\dc5cf37ef02e49153f57f583b039a135c500dc85568ce453080ba9ce32e95ad3.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