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Analysis
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max time kernel
120s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
14/05/2024, 12:50
Static task
static1
Behavioral task
behavioral1
Sample
2024-05-14_e839721f3b5145a8acf527470c895c0c_bkransomware.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-14_e839721f3b5145a8acf527470c895c0c_bkransomware.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-14_e839721f3b5145a8acf527470c895c0c_bkransomware.exe
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Size
3.7MB
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MD5
e839721f3b5145a8acf527470c895c0c
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SHA1
a875fe18a0b8c9794193f706371f7dba487454aa
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SHA256
7c1ec747a4695ac30f19e5850d78396c69bcf4ee2d005b05f05184a7fb496a51
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SHA512
153306fd733808e96b562854608e2e6f3d9a027b991416c371f3ef2596fa182cda96287fa64ebeab4744cf700ef839420aa385a1ea239b0c65a71dc947323da7
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SSDEEP
98304:xhHjeUJF3noxDIqnstLE4L9IW1dXg3S/MHmgH:HH732EqnhD
Malware Config
Signatures
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Modifies registry class 5 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\Applications\crashreporter.exe\IsHostApp = "0" 2024-05-14_e839721f3b5145a8acf527470c895c0c_bkransomware.exe Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\Applications\crashreporter.exe\NoOpenWith = "0" 2024-05-14_e839721f3b5145a8acf527470c895c0c_bkransomware.exe Set value (int) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\Applications\crashreporter.exe\NoStartPage = "0" 2024-05-14_e839721f3b5145a8acf527470c895c0c_bkransomware.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\Applications 2024-05-14_e839721f3b5145a8acf527470c895c0c_bkransomware.exe Key created \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\Applications\crashreporter.exe 2024-05-14_e839721f3b5145a8acf527470c895c0c_bkransomware.exe