General
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Target
4ea468d8b8015903bba0103eec44f772492a93c3d345d81bae253a492d8b1f51
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Size
424KB
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Sample
220720-vg366acac5
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MD5
627e7f4f2a1e8436da14489e7215b7da
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SHA1
d72ecb51d1a6a0f18f0939c37ed06a0b90b50a0e
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SHA256
4ea468d8b8015903bba0103eec44f772492a93c3d345d81bae253a492d8b1f51
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SHA512
da583a7ff28f0aa65ac360e66717e7b53fe911cdabc592fde03e914b21cb18f703c45f3f59045f32af4f686bec841651849f97ddfd2e4155f1577b12b35f9c97
Static task
static1
Behavioral task
behavioral1
Sample
4ea468d8b8015903bba0103eec44f772492a93c3d345d81bae253a492d8b1f51.exe
Resource
win7-20220715-en
Behavioral task
behavioral2
Sample
4ea468d8b8015903bba0103eec44f772492a93c3d345d81bae253a492d8b1f51.exe
Resource
win10v2004-20220718-en
Malware Config
Extracted
C:\$Recycle.Bin\S-1-5-21-3440072777-2118400376-1759599358-1000\_RECoVERY_+ysiny.txt
teslacrypt
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/4C69C74C334A5A
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/4C69C74C334A5A
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/4C69C74C334A5A
http://xlowfznrg4wf7dli.ONION/4C69C74C334A5A
Extracted
C:\$Recycle.Bin\S-1-5-21-2783062828-828903012-4218294845-1000\_RECoVERY_+jxhbx.txt
teslacrypt
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/19265329CFA33DBC
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/19265329CFA33DBC
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/19265329CFA33DBC
http://xlowfznrg4wf7dli.ONION/19265329CFA33DBC
Targets
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Target
4ea468d8b8015903bba0103eec44f772492a93c3d345d81bae253a492d8b1f51
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Size
424KB
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MD5
627e7f4f2a1e8436da14489e7215b7da
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SHA1
d72ecb51d1a6a0f18f0939c37ed06a0b90b50a0e
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SHA256
4ea468d8b8015903bba0103eec44f772492a93c3d345d81bae253a492d8b1f51
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SHA512
da583a7ff28f0aa65ac360e66717e7b53fe911cdabc592fde03e914b21cb18f703c45f3f59045f32af4f686bec841651849f97ddfd2e4155f1577b12b35f9c97
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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