Analysis
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max time kernel
150s -
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
11-12-2023 06:41
Static task
static1
Behavioral task
behavioral1
Sample
bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.exe
Resource
win10v2004-20231130-en
General
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Target
bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.exe
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Size
6.9MB
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MD5
0a0d818f0c9762b3156f1c9b89b390bf
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SHA1
0bb6a04572b83930d47becf9294c897eeba4e7f4
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SHA256
bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff
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SHA512
d401f86a883151474d3b01db6bd440d496a15500b8647448d2d1a09ad5020b70cd67e378b95d2a99fbe878137d757207c48b2c5bdce8dbcdf7e238466848a379
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SSDEEP
98304:CzyQ4kc+v4jvDhsQepuwmrkz216aPE8d9X+X1M2CX27eGqc6hxTGZtsAzFjTidLb:XQ4PTP94zHQ9OX1M2CGjn6hDc6LKEzj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 4184 wmaformat.exe 1920 wmaformat.exe -
Loads dropped DLL 3 IoCs
pid Process 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.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 45.155.250.90 -
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)\WMAFormat\uninstall\is-6KASN.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-DABSC.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-NBE8S.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-E5PMU.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-3N0GI.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-2PHEO.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-JV8VU.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-Q5UP2.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-30KT0.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-54E43.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\plugins\internal\is-R16MS.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\is-59UDU.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-KOG6R.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-SBKM0.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-8QU6V.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-ULFBC.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-JSTQA.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-1AT7F.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-G6KRU.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-CLR7P.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-JM5RL.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\uninstall\unins000.dat bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-ET6KI.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-DV7H8.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-DUIP0.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-HF8P4.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-I57R9.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-O6P9R.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-FI78A.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-PJ7P1.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-E5VJ6.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-JHQH4.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-FATCQ.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-GGLBS.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-SQ3AD.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-PDFPQ.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\plugins\internal\is-DDVME.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-QD6S9.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-EMCSH.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-TCKSS.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-B8P5G.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-1NAL6.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File opened for modification C:\Program Files (x86)\WMAFormat\wmaformat.exe bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-G55T5.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-6LJ81.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-HS9RL.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-UEG96.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-KG17J.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-M5M5O.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-FOGHR.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\lessmsi\is-SOB3U.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-3KE8I.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-5QTVP.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-MOCHF.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-5GSOF.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-M8JTC.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-UD14Q.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-OID0U.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-S3BG2.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File opened for modification C:\Program Files (x86)\WMAFormat\uninstall\unins000.dat bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\stuff\is-AONL2.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-5AK4E.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp File created C:\Program Files (x86)\WMAFormat\bin\x86\is-P5LQ7.tmp bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 4952 wrote to memory of 1256 4952 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.exe 89 PID 4952 wrote to memory of 1256 4952 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.exe 89 PID 4952 wrote to memory of 1256 4952 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.exe 89 PID 1256 wrote to memory of 1844 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 91 PID 1256 wrote to memory of 1844 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 91 PID 1256 wrote to memory of 1844 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 91 PID 1256 wrote to memory of 4184 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 92 PID 1256 wrote to memory of 4184 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 92 PID 1256 wrote to memory of 4184 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 92 PID 1256 wrote to memory of 2492 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 94 PID 1256 wrote to memory of 2492 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 94 PID 1256 wrote to memory of 2492 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 94 PID 1256 wrote to memory of 1920 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 95 PID 1256 wrote to memory of 1920 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 95 PID 1256 wrote to memory of 1920 1256 bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp 95 PID 2492 wrote to memory of 452 2492 net.exe 97 PID 2492 wrote to memory of 452 2492 net.exe 97 PID 2492 wrote to memory of 452 2492 net.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.exe"C:\Users\Admin\AppData\Local\Temp\bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4952 -
C:\Users\Admin\AppData\Local\Temp\is-A783G.tmp\bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp"C:\Users\Admin\AppData\Local\Temp\is-A783G.tmp\bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp" /SL5="$601F4,6985458,68096,C:\Users\Admin\AppData\Local\Temp\bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1256 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:1844
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C:\Program Files (x86)\WMAFormat\wmaformat.exe"C:\Program Files (x86)\WMAFormat\wmaformat.exe" -i3⤵
- Executes dropped EXE
PID:4184
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 113⤵
- Suspicious use of WriteProcessMemory
PID:2492 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 114⤵PID:452
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C:\Program Files (x86)\WMAFormat\wmaformat.exe"C:\Program Files (x86)\WMAFormat\wmaformat.exe" -s3⤵
- Executes dropped EXE
PID:1920
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.6MB
MD594f4cfcfcb4b7598f29bd5c530aee8d9
SHA15db72596fd1c1d4cdeaeac70e799be81b37d3caa
SHA25688fbd2eccec202536b1667a9159f68296e157dd1e19a9d001f8743ec77e5b203
SHA512d540e54012ab0d7b94fb2161906e5813d27c8b4dff2d0c0fb945709324dfffb64ebdbfc32e85019ca24f0a5282ed47b83e9e83355c76b5583a065db6f6b2a821
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Filesize
1.7MB
MD5c3436454aba0f019ccbe181d889ccfd9
SHA10af227ea2ed3e98f668708526d0c17eb3a892a3d
SHA256fb9004553ea667296df65200eea1274c807f5252a20155d6db7c477c842eacfc
SHA51294de04820981c8079dda46983df33458d095987430eea8d85a447a73ec38c9112ded4302486970420eae37750899d8bc440691f3a9a44f21e2e6790d65fe1771
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Filesize
840KB
MD56123dd77fa43b9aa71e32822a7b8e959
SHA18053a8a28c308d51da67c02347b89b4726c82f82
SHA256bdbab99a5e6752b6f3265219b96298af081b3948759d3d7bb598d6701a9426df
SHA51203fc2b9a7d8be04df5fbf898d1d7967dc3afa5d455b6379c0586fed66a0d5a9621f75b05a4d95a58afb264605bbf2dc791b376846dc39283c0963f1d6c015d29
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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-A783G.tmp\bd6564cb374ab6a75125855b9fbe3440fb248da434f61ecd439cd06726382bff.tmp
Filesize687KB
MD5f448d7f4b76e5c9c3a4eaff16a8b9b73
SHA131808f1ffa84c954376975b7cdb0007e6b762488
SHA2567233b85eb0f8b3aa5cae3811d727aa8742fec4d1091c120a0fe15006f424cc49
SHA512f8197458cd2764c0b852dac34f9bf361110a7dc86903024a97c7bcd3f77b148342bf45e3c2b60f6af8198ae3b83938dbaad5e007d71a0f88006f3a0618cf36f4