General
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Target
bitspin
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Size
1KB
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Sample
220809-1r6mxsgghq
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MD5
6b13e69cc37757b1f2dbc2a1c8f806f1
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SHA1
01364dc40e5f1005fd7cd6e087368d64b35896f7
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SHA256
d318e9f2086c3cf2a258e275f9c63929b4560744a504ced68622b2e0b3f56374
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SHA512
c46a38378e024c06251f3aa61a35a2e31f2e6a17da1284d100d78de0708a1e0852b10da74d59ec888e374a3ed8c0533851e46410d0df48da901b151b086ffdab
Behavioral task
behavioral1
Sample
bitspin
Resource
ubuntu1804-amd64-en-20211208
Malware Config
Extracted
metasploit
encoder/shikata_ga_nai
Targets
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Target
bitspin
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Size
1KB
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MD5
6b13e69cc37757b1f2dbc2a1c8f806f1
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SHA1
01364dc40e5f1005fd7cd6e087368d64b35896f7
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SHA256
d318e9f2086c3cf2a258e275f9c63929b4560744a504ced68622b2e0b3f56374
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SHA512
c46a38378e024c06251f3aa61a35a2e31f2e6a17da1284d100d78de0708a1e0852b10da74d59ec888e374a3ed8c0533851e46410d0df48da901b151b086ffdab
Score9/10-
Attempts to identify hypervisor via CPU configuration
Checks CPU information for indicators that the system is a virtual machine.
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Modifies hosts file
Adds to hosts file used for mapping hosts to IP addresses.
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Writes DNS configuration
Writes data to DNS resolver config file.
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Creates/modifies Cron job
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
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Reads CPU attributes
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Enumerates kernel/hardware configuration
Reads contents of /sys virtual filesystem to enumerate system information.
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Reads runtime system information
Reads data from /proc virtual filesystem.
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Writes file to tmp directory
Malware often drops required files in the /tmp directory.
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