General
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Target
4355077d9e650cde600c29caf7fc7128ebb1f42331f130bbfe0e66265c67022a
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Size
214KB
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Sample
201229-l78q3rjxts
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MD5
b130cfd3d346bd719bd1e38f051768d2
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SHA1
de29701a3f0d6c24a6e10717e35379ed702db868
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SHA256
4355077d9e650cde600c29caf7fc7128ebb1f42331f130bbfe0e66265c67022a
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SHA512
33811ddb6ff9715e337bcbb0923b23cdc0e8ee8dca1cb7d85a175e5d40e7deb3c23fbe0010b829b8289de86268440e6806ee5df06447c8102707c84e8389222e
Static task
static1
Behavioral task
behavioral1
Sample
4355077d9e650cde600c29caf7fc7128ebb1f42331f130bbfe0e66265c67022a.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
4355077d9e650cde600c29caf7fc7128ebb1f42331f130bbfe0e66265c67022a.exe
Resource
win10v20201028
Malware Config
Extracted
C:\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT
buran
kevin.2021@yandex.com
maarten.2021@yandex.com
Extracted
C:\!!! ALL YOUR FILES ARE ENCRYPTED !!!.TXT
buran
kevin.2021@yandex.com
maarten.2021@yandex.com
Targets
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Target
4355077d9e650cde600c29caf7fc7128ebb1f42331f130bbfe0e66265c67022a
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Size
214KB
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MD5
b130cfd3d346bd719bd1e38f051768d2
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SHA1
de29701a3f0d6c24a6e10717e35379ed702db868
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SHA256
4355077d9e650cde600c29caf7fc7128ebb1f42331f130bbfe0e66265c67022a
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SHA512
33811ddb6ff9715e337bcbb0923b23cdc0e8ee8dca1cb7d85a175e5d40e7deb3c23fbe0010b829b8289de86268440e6806ee5df06447c8102707c84e8389222e
Score10/10-
Buran
Ransomware-as-a-service based on the VegaLocker family first identified in 2019.
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Executes dropped EXE
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Deletes itself
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Loads dropped DLL
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Adds Run key to start application
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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