General
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Target
587c297d767f0ceada22d981decf1972ae4e1d17bd7be2486f16323389fb8165
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Size
356KB
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Sample
220724-rdh52aehfm
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MD5
83cbd6efc32c6d96c9497712452d3857
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SHA1
61c1910fe8cf2577ae3350f9481947158ed1c176
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SHA256
587c297d767f0ceada22d981decf1972ae4e1d17bd7be2486f16323389fb8165
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SHA512
514212048ea534281e8bbdf6ad537092e13a73ba93ceca7b9258cbd2d42337bf21831ed0bc3a8fa7b5d5fc8ac4beb2a8b1d14088f4abc08bd6aea1ec42d31489
Static task
static1
Behavioral task
behavioral1
Sample
587c297d767f0ceada22d981decf1972ae4e1d17bd7be2486f16323389fb8165.exe
Resource
win7-20220718-en
Behavioral task
behavioral2
Sample
587c297d767f0ceada22d981decf1972ae4e1d17bd7be2486f16323389fb8165.exe
Resource
win10v2004-20220721-en
Malware Config
Extracted
C:\$Recycle.Bin\S-1-5-21-4084403625-2215941253-1760665084-1000\_ReCoVeRy_+mrhom.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/643C471DAB6476E4
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/643C471DAB6476E4
http://yyre45dbvn2nhbefbmh.begumvelic.at/643C471DAB6476E4
http://xlowfznrg4wf7dli.ONION/643C471DAB6476E4
Extracted
C:\$Recycle.Bin\S-1-5-21-4084403625-2215941253-1760665084-1000\_ReCoVeRy_+mrhom.html
Extracted
C:\$Recycle.Bin\S-1-5-21-2660308776-3705150086-26593515-1000\_ReCoVeRy_+ywdnh.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/F1DD40D4627628AA
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/F1DD40D4627628AA
http://yyre45dbvn2nhbefbmh.begumvelic.at/F1DD40D4627628AA
http://xlowfznrg4wf7dli.ONION/F1DD40D4627628AA
Extracted
C:\$Recycle.Bin\S-1-5-21-2660308776-3705150086-26593515-1000\_ReCoVeRy_+ywdnh.html
Targets
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Target
587c297d767f0ceada22d981decf1972ae4e1d17bd7be2486f16323389fb8165
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Size
356KB
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MD5
83cbd6efc32c6d96c9497712452d3857
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SHA1
61c1910fe8cf2577ae3350f9481947158ed1c176
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SHA256
587c297d767f0ceada22d981decf1972ae4e1d17bd7be2486f16323389fb8165
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SHA512
514212048ea534281e8bbdf6ad537092e13a73ba93ceca7b9258cbd2d42337bf21831ed0bc3a8fa7b5d5fc8ac4beb2a8b1d14088f4abc08bd6aea1ec42d31489
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TeslaCrypt, AlphaCrypt
Ransomware based on CryptoLocker. Shut down by the developers in 2016.
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suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon
suricata: ET MALWARE Alphacrypt/TeslaCrypt Ransomware CnC Beacon
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Executes dropped EXE
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Adds Run key to start application
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Suspicious use of SetThreadContext
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