Analysis
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max time kernel
125s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
08-09-2022 19:55
Static task
static1
Behavioral task
behavioral1
Sample
71e07c835a6d82dc921d9e90c8b036a2.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
71e07c835a6d82dc921d9e90c8b036a2.exe
Resource
win10v2004-20220812-en
General
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Target
71e07c835a6d82dc921d9e90c8b036a2.exe
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Size
6.4MB
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MD5
71e07c835a6d82dc921d9e90c8b036a2
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SHA1
3ac79478c87e9b59b6eedec22ca8c97546b04e58
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SHA256
450fae63b82d54150b7c939890cde5391d0512195e465463196335031a92b75e
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SHA512
e07ed4535989425924ddd10def2d90a75c4c47872eff655b6a51d3f4cf276b63e786935c887f9061c17929832e842d9647443c5f9870a74d6bfd0379a2042f79
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SSDEEP
12288:OpbLgPluhQhMbaIMu7L5N5b0Xo3LLFzTM8bQr28mw2o:8bLgdGQhfdmngBmc
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Executes dropped EXE 1 IoCs
Processes:
tasksche.exepid process 3908 tasksche.exe -
Drops file in Windows directory 1 IoCs
Processes:
71e07c835a6d82dc921d9e90c8b036a2.exedescription ioc process File created C:\WINDOWS\tasksche.exe 71e07c835a6d82dc921d9e90c8b036a2.exe -
Modifies data under HKEY_USERS 5 IoCs
Processes:
71e07c835a6d82dc921d9e90c8b036a2.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 71e07c835a6d82dc921d9e90c8b036a2.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 71e07c835a6d82dc921d9e90c8b036a2.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 71e07c835a6d82dc921d9e90c8b036a2.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 71e07c835a6d82dc921d9e90c8b036a2.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 71e07c835a6d82dc921d9e90c8b036a2.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\71e07c835a6d82dc921d9e90c8b036a2.exe"C:\Users\Admin\AppData\Local\Temp\71e07c835a6d82dc921d9e90c8b036a2.exe"1⤵
- Drops file in Windows directory
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C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\71e07c835a6d82dc921d9e90c8b036a2.exeC:\Users\Admin\AppData\Local\Temp\71e07c835a6d82dc921d9e90c8b036a2.exe -m security1⤵
- Modifies data under HKEY_USERS
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Windows\tasksche.exeFilesize
3.4MB
MD5bdda04ebcc92840a64946fc222edc563
SHA16f7a92ddf4b6d82c4f8040af1f3d615e00d95a7e
SHA2560bb221bf62d875cca625778324fe5bd6907640f6998d21f3106a0447aabc1e3c
SHA512b8f2fbb8f9b78976b3a43ce63e005ddfc434cbb630ddaa83e0ab4e5979cd6c27b96c4bf2e4e5e23fc363a0e148fe8925d5ff32da390fb4c848febae6a7b07290