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Analysis
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max time kernel
146s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
12/12/2023, 12:32
Static task
static1
Behavioral task
behavioral1
Sample
51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.exe
Resource
win10v2004-20231130-en
General
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Target
51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.exe
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Size
7.2MB
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MD5
f1e322afd884f91650fe513feab0ab12
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SHA1
b5013a56b340f7e3f4b8099b0b17c8578c56fb95
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SHA256
51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc
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SHA512
cc55d8c835ab3b9932680ea30a20ec5b00a5c55527be93c5ab59a57233f2a75745d9de2902c0e4cb86aa67e7a05a7bf5b9f06c1520842f96f99c64b65efdcc38
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SSDEEP
196608:Txm5vSfkhLnRaUXNvQKOmYuX5ORBs2J32NS8Pu2XYeWs8hckg7inWzj:mSfs8WIKOluX+stSCvR9L9GnWzj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 4844 numgif.exe 2520 numgif.exe -
Loads dropped DLL 3 IoCs
pid Process 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp -
Unexpected DNS network traffic destination 3 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 45.155.250.90 Destination IP 152.89.198.214 Destination IP 194.49.94.194 -
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)\numGIF\uninstall\unins000.dat 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-8IER0.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-53V3D.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-GI274.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-ABILG.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-M1UDF.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-F1B3R.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-K2EMD.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\plugins\internal\is-HPHCI.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-D7FH4.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-JEF2U.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-G0D7J.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-1LU9N.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-B4K55.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-RNUTE.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-9CT6T.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-QK3T4.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-MK646.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-U8QPQ.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-L2LE5.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-S6G5D.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-EM8UR.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-QVFQK.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\stuff\is-HS1GV.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\stuff\is-S1ND0.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-760U5.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-EMAP9.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-KJJ16.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File opened for modification C:\Program Files (x86)\numGIF\numgif.exe 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-VGRID.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\stuff\is-O2555.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\stuff\is-D1QH8.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-L15II.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-DO4Q8.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-ITHU0.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-C16FP.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\uninstall\is-64VJL.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-0BE70.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-706LE.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-3L9UI.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\lessmsi\is-B4232.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-IUJ64.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-FEC19.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-6L70J.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-NRVTF.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-U8N6M.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-2FKH1.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-N58I3.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-N36S5.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-SRALG.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\plugins\internal\is-OGICU.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-TI3SM.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-F6OHU.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-HRIIC.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File opened for modification C:\Program Files (x86)\numGIF\uninstall\unins000.dat 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-1JL31.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-UD576.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-AJH2G.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-KGE5F.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-6THG6.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\is-7VR4C.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-KPG80.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-9KJ69.tmp 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 3360 wrote to memory of 2368 3360 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.exe 88 PID 3360 wrote to memory of 2368 3360 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.exe 88 PID 3360 wrote to memory of 2368 3360 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.exe 88 PID 2368 wrote to memory of 4220 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 92 PID 2368 wrote to memory of 4220 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 92 PID 2368 wrote to memory of 4220 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 92 PID 2368 wrote to memory of 4844 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 94 PID 2368 wrote to memory of 4844 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 94 PID 2368 wrote to memory of 4844 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 94 PID 2368 wrote to memory of 4328 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 95 PID 2368 wrote to memory of 4328 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 95 PID 2368 wrote to memory of 4328 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 95 PID 2368 wrote to memory of 2520 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 96 PID 2368 wrote to memory of 2520 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 96 PID 2368 wrote to memory of 2520 2368 51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp 96 PID 4328 wrote to memory of 4000 4328 net.exe 98 PID 4328 wrote to memory of 4000 4328 net.exe 98 PID 4328 wrote to memory of 4000 4328 net.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.exe"C:\Users\Admin\AppData\Local\Temp\51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3360 -
C:\Users\Admin\AppData\Local\Temp\is-7JIBO.tmp\51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp"C:\Users\Admin\AppData\Local\Temp\is-7JIBO.tmp\51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp" /SL5="$A01DA,7264750,121856,C:\Users\Admin\AppData\Local\Temp\51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2368 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:4220
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C:\Program Files (x86)\numGIF\numgif.exe"C:\Program Files (x86)\numGIF\numgif.exe" -i3⤵
- Executes dropped EXE
PID:4844
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 123⤵
- Suspicious use of WriteProcessMemory
PID:4328 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 124⤵PID:4000
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C:\Program Files (x86)\numGIF\numgif.exe"C:\Program Files (x86)\numGIF\numgif.exe" -s3⤵
- Executes dropped EXE
PID:2520
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.9MB
MD56f55d9492403208997ae171d47e1adbb
SHA1efd26507cc1dfbfc0a089e624b26acdc76f409d9
SHA256821af2889f77ca1edb934163e42fe58777e2452074c78cc9bd832d933a77bc5c
SHA5129508894398547a67f9f79dbd21dce275e8c0ab1f47dcd28bc786a693e0a8fbe447e7ce51987ba9a90be964371a5f90d57f5992f7c883f2573f2492355f077ce4
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Filesize
981KB
MD5c7d680a6a2049f5b337ed853abcee89b
SHA140e00a5aa0366a068a7680da09faa17ca2caa53d
SHA2564ebdc627d6a1353b24c22308113c40df8b0f4b51d356211cda44de69ac91ad12
SHA512c32af1ab6d56075288186a8fc466ac8a44eb98dfbddd169c3b28be9a1db5c2b7fe7a93138145318a351bb40dbbd322e01e838484c6323152aca4dc5de3f1c2e4
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Filesize
955KB
MD527c4b2315662604946728a9a8b123561
SHA12ee533d11ebd8ec06b97bcb3ea7209b261726aa0
SHA2567c70250cc951b368449d5eb6afd1a038888a2c7752d733598ed20c9ca6368642
SHA512952402b9dba8c3e593a29435174588e9b3949bd23bd453c46be17d1a47cac4aa49573f927dde57a3ee5807f4aa5a1b4657e5db002fb186069cd494cd00ba47ad
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Filesize
2KB
MD5a69559718ab506675e907fe49deb71e9
SHA1bc8f404ffdb1960b50c12ff9413c893b56f2e36f
SHA2562f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc
SHA512e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63
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Filesize
19KB
MD53adaa386b671c2df3bae5b39dc093008
SHA1067cf95fbdb922d81db58432c46930f86d23dded
SHA25671cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38
SHA512bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303
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C:\Users\Admin\AppData\Local\Temp\is-7JIBO.tmp\51f534bdd8acfba447c3039dce3e07ba81659089bdfd142cc73247f71d1152fc.tmp
Filesize687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4