Analysis
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max time kernel
151s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
23-08-2022 19:38
Static task
static1
Behavioral task
behavioral1
Sample
be1fc4c26ca89d936674870bf9ec9a6c.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
be1fc4c26ca89d936674870bf9ec9a6c.exe
Resource
win10v2004-20220812-en
General
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Target
be1fc4c26ca89d936674870bf9ec9a6c.exe
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Size
5.0MB
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MD5
be1fc4c26ca89d936674870bf9ec9a6c
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SHA1
3c44b6e6c1645f6b3a98b03517d4a9de954a93a1
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SHA256
efcb6680db440ce21491a683e42d3bef7931279324608b7e490d361fbcb1084c
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SHA512
3468251776f3c9186ffb3dc6ef68916a0341fbf78a291b2148fb0b5ff7a39d117d254ad84f3b680c70614655f63564b0b7db1b553d1df3d123b066eaddd99ae9
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SSDEEP
98304:yDqPoBhFk36SAEdhvxWa9P593R8yAVp2H:yDqP2k3ZAEUadzR8yc4H
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3216) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Executes dropped EXE 1 IoCs
Processes:
tasksche.exepid process 1200 tasksche.exe -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Drops file in Windows directory 1 IoCs
Processes:
be1fc4c26ca89d936674870bf9ec9a6c.exedescription ioc process File created C:\WINDOWS\tasksche.exe be1fc4c26ca89d936674870bf9ec9a6c.exe -
Modifies data under HKEY_USERS 5 IoCs
Processes:
be1fc4c26ca89d936674870bf9ec9a6c.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ be1fc4c26ca89d936674870bf9ec9a6c.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" be1fc4c26ca89d936674870bf9ec9a6c.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" be1fc4c26ca89d936674870bf9ec9a6c.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" be1fc4c26ca89d936674870bf9ec9a6c.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" be1fc4c26ca89d936674870bf9ec9a6c.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\be1fc4c26ca89d936674870bf9ec9a6c.exe"C:\Users\Admin\AppData\Local\Temp\be1fc4c26ca89d936674870bf9ec9a6c.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\be1fc4c26ca89d936674870bf9ec9a6c.exeC:\Users\Admin\AppData\Local\Temp\be1fc4c26ca89d936674870bf9ec9a6c.exe -m security1⤵
- Modifies data under HKEY_USERS
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Windows\tasksche.exeFilesize
3.4MB
MD5210e8edbebe8b3b18a7f421d1b350b7d
SHA1ae80a48f1267bc8930f182d1c6301000a854ff9c
SHA25621920bbb6adbb440de1116521aa3809ec52f136176ec79da86b9de5b3109db12
SHA512f45de94a5465e2dfca9c1cce3a2ac57b7d47d5193fc81a67533838532e510ab6e8ffd99ee5da9eb1c033579c99c6ef310f7e326538ee954a4e33df8251fa9556