General
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Target
40979f59e102497b13f2d2a87aabedc75ccbf9574975ba8d3b1de480912a15ad
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Size
368KB
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Sample
220708-ta4zfabba2
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MD5
1796dc56da53130558bba66f2a041e45
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SHA1
09d6e9ba0baf88bd53b685c7dbbe4943daad82d3
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SHA256
40979f59e102497b13f2d2a87aabedc75ccbf9574975ba8d3b1de480912a15ad
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SHA512
2fba280fe2868261a5cd50f3978290b871d0312c077471697eb8b4448ee15e1232e05bd55476801bffb7875cc98746d3f2a6e62b8daea03e3ae4fbc273d31fb8
Static task
static1
Behavioral task
behavioral1
Sample
40979f59e102497b13f2d2a87aabedc75ccbf9574975ba8d3b1de480912a15ad.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
40979f59e102497b13f2d2a87aabedc75ccbf9574975ba8d3b1de480912a15ad.exe
Resource
win10v2004-20220414-en
Malware Config
Extracted
C:\$Recycle.Bin\S-1-5-21-1819626980-2277161760-1023733287-1000\_ReCoVeRy_+pvykm.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/EA411C6992713E10
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/EA411C6992713E10
http://yyre45dbvn2nhbefbmh.begumvelic.at/EA411C6992713E10
http://xlowfznrg4wf7dli.ONION/EA411C6992713E10
Extracted
C:\$Recycle.Bin\S-1-5-21-1819626980-2277161760-1023733287-1000\_ReCoVeRy_+pvykm.html
Extracted
C:\$Recycle.Bin\S-1-5-21-3751123196-3323558407-1869646069-1000\_ReCoVeRy_+fcmcx.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B06716316BF12436
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B06716316BF12436
http://yyre45dbvn2nhbefbmh.begumvelic.at/B06716316BF12436
http://xlowfznrg4wf7dli.ONION/B06716316BF12436
Extracted
C:\$Recycle.Bin\S-1-5-21-3751123196-3323558407-1869646069-1000\_ReCoVeRy_+fcmcx.html
Targets
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Target
40979f59e102497b13f2d2a87aabedc75ccbf9574975ba8d3b1de480912a15ad
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Size
368KB
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MD5
1796dc56da53130558bba66f2a041e45
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SHA1
09d6e9ba0baf88bd53b685c7dbbe4943daad82d3
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SHA256
40979f59e102497b13f2d2a87aabedc75ccbf9574975ba8d3b1de480912a15ad
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SHA512
2fba280fe2868261a5cd50f3978290b871d0312c077471697eb8b4448ee15e1232e05bd55476801bffb7875cc98746d3f2a6e62b8daea03e3ae4fbc273d31fb8
Score10/10-
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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