General
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Target
50c589e1e15f690ce878992412833f3d7a285b84fc9aa5368de8e3c5cbb67527
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Size
360KB
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Sample
220718-y9lz5agad8
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MD5
0bd22f21ea62a05c10a526c38a3cfd8b
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SHA1
92eeeebb751c2224a06d88919bb07db3932adf2d
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SHA256
50c589e1e15f690ce878992412833f3d7a285b84fc9aa5368de8e3c5cbb67527
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SHA512
8444654a4ee46ebfc4bfac1305324440bc249d093f21bc34b3aa2adf75fce778a23e6e72a45a90ced6a33adb7ea57eac4b7d11b6f060d37d887dffa90b0da549
Static task
static1
Behavioral task
behavioral1
Sample
50c589e1e15f690ce878992412833f3d7a285b84fc9aa5368de8e3c5cbb67527.exe
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
50c589e1e15f690ce878992412833f3d7a285b84fc9aa5368de8e3c5cbb67527.exe
Resource
win10v2004-20220718-en
Malware Config
Extracted
C:\$Recycle.Bin\S-1-5-21-3440072777-2118400376-1759599358-1000\_ReCoVeRy_+juptk.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/8BBD3432F7D2194
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/8BBD3432F7D2194
http://yyre45dbvn2nhbefbmh.begumvelic.at/8BBD3432F7D2194
http://xlowfznrg4wf7dli.ONION/8BBD3432F7D2194
Extracted
C:\$Recycle.Bin\S-1-5-21-3440072777-2118400376-1759599358-1000\_ReCoVeRy_+juptk.html
Extracted
C:\$Recycle.Bin\S-1-5-21-2783062828-828903012-4218294845-1000\_ReCoVeRy_+qaypy.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/577FBD4A5DBCF570
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/577FBD4A5DBCF570
http://yyre45dbvn2nhbefbmh.begumvelic.at/577FBD4A5DBCF570
http://xlowfznrg4wf7dli.ONION/577FBD4A5DBCF570
Extracted
C:\$Recycle.Bin\S-1-5-21-2783062828-828903012-4218294845-1000\_ReCoVeRy_+qaypy.html
Extracted
C:\Users\Admin\AppData\Roaming\Microsoft\SystemCertificates\My\Certificates\_ReCoVeRy_+qaypy.html
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/577FBD4A5DBCF570
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/577FBD4A5DBCF570
http://yyre45dbvn2nhbefbmh.begumvelic.at/577FBD4A5DBCF570
http://xlowfznrg4wf7dli.onion/577FBD4A5DBCF570
Targets
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Target
50c589e1e15f690ce878992412833f3d7a285b84fc9aa5368de8e3c5cbb67527
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Size
360KB
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MD5
0bd22f21ea62a05c10a526c38a3cfd8b
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SHA1
92eeeebb751c2224a06d88919bb07db3932adf2d
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SHA256
50c589e1e15f690ce878992412833f3d7a285b84fc9aa5368de8e3c5cbb67527
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SHA512
8444654a4ee46ebfc4bfac1305324440bc249d093f21bc34b3aa2adf75fce778a23e6e72a45a90ced6a33adb7ea57eac4b7d11b6f060d37d887dffa90b0da549
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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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Modifies extensions of user files
Ransomware generally changes the extension on encrypted files.
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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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Drops startup file
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Adds Run key to start application
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