General
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Target
5e68cae75960dba2cee2077ec2e574ffe14cd97349b41caf75287901c245c1f6
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Size
424KB
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Sample
220731-y5tjeaegh3
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MD5
433ae2e449f0fa084f63bb9c636de14b
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SHA1
b4d47fc8a358ad0e36ce935b0bcdbf868f06a1d5
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SHA256
5e68cae75960dba2cee2077ec2e574ffe14cd97349b41caf75287901c245c1f6
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SHA512
ac2bd0e448398bc18ac61084d4d202847e09212edd859834acfa1c2f3c4ff151a1232a8f524fc3003274933ebb8802607232fbdbb91bab348467443f0766bc05
Static task
static1
Behavioral task
behavioral1
Sample
5e68cae75960dba2cee2077ec2e574ffe14cd97349b41caf75287901c245c1f6.exe
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
5e68cae75960dba2cee2077ec2e574ffe14cd97349b41caf75287901c245c1f6.exe
Resource
win10v2004-20220721-en
Malware Config
Extracted
C:\$Recycle.Bin\S-1-5-21-3440072777-2118400376-1759599358-1000\_RECoVERY_+beewm.txt
teslacrypt
http://yyre45dbvn2nhbefbmh.begumvelic.at/B874A9D234B0E2E1
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/B874A9D234B0E2E1
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/B874A9D234B0E2E1
http://xlowfznrg4wf7dli.ONION/B874A9D234B0E2E1
Extracted
C:\$Recycle.Bin\S-1-5-21-2372564722-193526734-2636556182-1000\_RECoVERY_+xvhnf.txt
teslacrypt
http://yyre45dbvn2nhbefbmh.begumvelic.at/3F43163E0268C25
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/3F43163E0268C25
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/3F43163E0268C25
http://xlowfznrg4wf7dli.ONION/3F43163E0268C25
Extracted
C:\Users\Admin\AppData\Roaming\Microsoft\SystemCertificates\My\CTLs\_RECoVERY_+xvhnf.html
http://yyre45dbvn2nhbefbmh.begumvelic.at/3F43163E0268C25
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/3F43163E0268C25
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/3F43163E0268C25
http://xlowfznrg4wf7dli.onion/3F43163E0268C25
Targets
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Target
5e68cae75960dba2cee2077ec2e574ffe14cd97349b41caf75287901c245c1f6
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Size
424KB
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MD5
433ae2e449f0fa084f63bb9c636de14b
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SHA1
b4d47fc8a358ad0e36ce935b0bcdbf868f06a1d5
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SHA256
5e68cae75960dba2cee2077ec2e574ffe14cd97349b41caf75287901c245c1f6
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SHA512
ac2bd0e448398bc18ac61084d4d202847e09212edd859834acfa1c2f3c4ff151a1232a8f524fc3003274933ebb8802607232fbdbb91bab348467443f0766bc05
Score10/10-
TeslaCrypt, AlphaCrypt
Ransomware based on CryptoLocker. Shut down by the developers in 2016.
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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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