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Analysis
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max time kernel
144s -
max time network
141s -
platform
windows10-1703_x64 -
resource
win10-20231023-en -
resource tags
arch:x64arch:x86image:win10-20231023-enlocale:en-usos:windows10-1703-x64system -
submitted
12/12/2023, 10:16
Static task
static1
Behavioral task
behavioral1
Sample
a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.exe
Resource
win10-20231023-en
General
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Target
a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.exe
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Size
7.2MB
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MD5
8809f9a4f5f13b75dedfabec69237c18
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SHA1
c42d8c0d08e6e33a68f04ce38a1599f0f28f8e51
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SHA256
a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3
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SHA512
7fffb4f870b2fc78fcc183e33931da960e1e2c0940a6550bbbbd39b7447b9fd9e6fd3e377a5bcc957a66eb803aa0db629faf652a33a21293bb30c56cebf13d05
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SSDEEP
196608:exm5xCJOyhaLRyatbRgZIWFhoPd9qRvnTyGofmyq1zj:9cOycyKbf6i+E+P1zj
Malware Config
Signatures
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Executes dropped EXE 3 IoCs
pid Process 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 2408 numgif.exe 2320 numgif.exe -
Loads dropped DLL 3 IoCs
pid Process 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp -
Unexpected DNS network traffic destination 2 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 194.49.94.194 Destination IP 152.89.198.214 -
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\bin\x86\is-DVGII.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-HEQSP.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-D69K0.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-FTER7.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-TBQK6.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\stuff\is-EEPRQ.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-KPVGS.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-DUACD.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-10ODH.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-LTK4D.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-67RVL.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-0DLK5.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-JSC37.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-13779.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-IIUGE.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-37Q20.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File opened for modification C:\Program Files (x86)\numGIF\uninstall\unins000.dat a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-T71N3.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-8RJ7J.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-520TJ.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\uninstall\is-ECQ8G.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-OSE4J.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-GCBH0.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-OFU9O.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-2L5IT.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-9K44B.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-E6QSL.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-VJVV3.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\plugins\internal\is-QPVJ8.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-QH4PD.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-86E6D.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-TRPLL.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-L8K64.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-35Q87.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-Q1RJH.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\plugins\internal\is-V5BJ7.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-O6KJ0.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-U694U.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-QEHGT.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\lessmsi\is-VFI2O.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\stuff\is-2I6UF.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-JPNMH.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-C72LQ.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-NB66S.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-SK1TJ.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-47CL5.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-PHBJR.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-VBUDL.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-A9PQ7.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\is-8TNAI.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-A4C92.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-RQUV8.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-8KDGB.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-VP0SE.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-EP68N.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\uninstall\unins000.dat a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\stuff\is-A9P4F.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\stuff\is-9L2EN.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-BF9DN.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-1QJHT.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-KPQI0.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File created C:\Program Files (x86)\numGIF\bin\x86\is-FASUB.tmp a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp File opened for modification C:\Program Files (x86)\numGIF\numgif.exe a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp -
Runs net.exe
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Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 3008 wrote to memory of 2756 3008 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.exe 71 PID 3008 wrote to memory of 2756 3008 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.exe 71 PID 3008 wrote to memory of 2756 3008 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.exe 71 PID 2756 wrote to memory of 2324 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 72 PID 2756 wrote to memory of 2324 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 72 PID 2756 wrote to memory of 2324 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 72 PID 2756 wrote to memory of 2408 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 74 PID 2756 wrote to memory of 2408 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 74 PID 2756 wrote to memory of 2408 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 74 PID 2756 wrote to memory of 4688 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 77 PID 2756 wrote to memory of 4688 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 77 PID 2756 wrote to memory of 4688 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 77 PID 2756 wrote to memory of 2320 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 76 PID 2756 wrote to memory of 2320 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 76 PID 2756 wrote to memory of 2320 2756 a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp 76 PID 4688 wrote to memory of 4192 4688 net.exe 78 PID 4688 wrote to memory of 4192 4688 net.exe 78 PID 4688 wrote to memory of 4192 4688 net.exe 78
Processes
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C:\Users\Admin\AppData\Local\Temp\a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.exe"C:\Users\Admin\AppData\Local\Temp\a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3008 -
C:\Users\Admin\AppData\Local\Temp\is-92SAV.tmp\a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp"C:\Users\Admin\AppData\Local\Temp\is-92SAV.tmp\a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.tmp" /SL5="$50232,7250749,121856,C:\Users\Admin\AppData\Local\Temp\a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2756 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Query3⤵PID:2324
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C:\Program Files (x86)\numGIF\numgif.exe"C:\Program Files (x86)\numGIF\numgif.exe" -i3⤵
- Executes dropped EXE
PID:2408
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C:\Program Files (x86)\numGIF\numgif.exe"C:\Program Files (x86)\numGIF\numgif.exe" -s3⤵
- Executes dropped EXE
PID:2320
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C:\Windows\SysWOW64\net.exe"C:\Windows\system32\net.exe" helpmsg 123⤵
- Suspicious use of WriteProcessMemory
PID:4688 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 helpmsg 124⤵PID:4192
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.3MB
MD5cc5059dbcb835996c28cdef975d1c6c9
SHA14f8ad23d251283199f0eea6b2336d7120cae31a3
SHA256f587b3c1dbd22c11abc3442fc7c17bf0b4fa2f9840835f8a0b7e72b6f1ca33d7
SHA512c53ece541d8cf2b09878b62c8fc3824ac7c6dd2f34058c6e13bfae279ecdeee2f97ef871459d04b23177c654d617bc80e2ec1149178622ea7be1206211a660fa
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Filesize
1.8MB
MD5da11f8ebd0da0a7ecd8faca40f662810
SHA13cd333ae08c2ddbf005b608c73baea5787eb2f30
SHA25662238219cd6b66bfc9a33b300bfc57f0e1ba9d586be98f7c4833375109115e6b
SHA5123ce5c95282dc2357563e6a200efa8d5080e8ca0cc3451f15369ff58ea16cd955b132e9cbc135116e18c36ea861d78d3862ed27234e341bd70ab2f667d6fe56fe
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Filesize
279KB
MD524e985a128cfeb6a24cf7b16deff0c54
SHA1cb137b8cc870a10911882b4b4a52989dd30a926b
SHA25678d38aab5066130243c8bd2e7136d2c6dc7c5c46c8fa08c21ee0dcbb24e030de
SHA512e5a9bf0eb20f6ef5669b8734a48fffa1de94ba578058b0120bc65aadf33c1d74d8421d7c95e7b6596d7e9ccf97a0e1800a9e7075e120705b65f9a89a7e7de760
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C:\Users\Admin\AppData\Local\Temp\is-92SAV.tmp\a819899cae9d36c214b132c7968cb694e6bd29c5a926b14d3c3fa441caae8ff3.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