General
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Target
3b26fa4d0a8a2cbe24a1022af82ee0f71ee04db2f60a423f0877943c9ea9f03f
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Size
360KB
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Sample
220703-vz4kmsccd7
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MD5
058cf167796c3e773616a7b388de1536
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SHA1
1306ca9dfd7ffebed4ebbd93fc97a6f842782f79
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SHA256
3b26fa4d0a8a2cbe24a1022af82ee0f71ee04db2f60a423f0877943c9ea9f03f
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SHA512
f64c40f9438611b799830636c7c2ef18de46eef255a09c4d40fb0a43f965bc968e26694f7648540ba58bb54cbb95e563c8eb0157ed4a0889acc0ba18782dc6b5
Static task
static1
Behavioral task
behavioral1
Sample
3b26fa4d0a8a2cbe24a1022af82ee0f71ee04db2f60a423f0877943c9ea9f03f.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
3b26fa4d0a8a2cbe24a1022af82ee0f71ee04db2f60a423f0877943c9ea9f03f.exe
Resource
win10v2004-20220414-en
Malware Config
Extracted
C:\$Recycle.Bin\S-1-5-21-790309383-526510583-3802439154-1000\_ReCoVeRy_+agswu.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/EDF056ACD5AD4C
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/EDF056ACD5AD4C
http://yyre45dbvn2nhbefbmh.begumvelic.at/EDF056ACD5AD4C
http://xlowfznrg4wf7dli.ONION/EDF056ACD5AD4C
Extracted
C:\$Recycle.Bin\S-1-5-21-790309383-526510583-3802439154-1000\_ReCoVeRy_+agswu.html
Extracted
C:\$Recycle.Bin\S-1-5-21-1809750270-3141839489-3074374771-1000\_ReCoVeRy_+pkmyd.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B7FDA971745C3F
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B7FDA971745C3F
http://yyre45dbvn2nhbefbmh.begumvelic.at/B7FDA971745C3F
http://xlowfznrg4wf7dli.ONION/B7FDA971745C3F
Extracted
C:\$Recycle.Bin\S-1-5-21-1809750270-3141839489-3074374771-1000\_ReCoVeRy_+pkmyd.html
Extracted
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\_ReCoVeRy_+pkmyd.html
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/B7FDA971745C3F
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/B7FDA971745C3F
http://yyre45dbvn2nhbefbmh.begumvelic.at/B7FDA971745C3F
http://xlowfznrg4wf7dli.onion/B7FDA971745C3F
Targets
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Target
3b26fa4d0a8a2cbe24a1022af82ee0f71ee04db2f60a423f0877943c9ea9f03f
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Size
360KB
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MD5
058cf167796c3e773616a7b388de1536
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SHA1
1306ca9dfd7ffebed4ebbd93fc97a6f842782f79
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SHA256
3b26fa4d0a8a2cbe24a1022af82ee0f71ee04db2f60a423f0877943c9ea9f03f
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SHA512
f64c40f9438611b799830636c7c2ef18de46eef255a09c4d40fb0a43f965bc968e26694f7648540ba58bb54cbb95e563c8eb0157ed4a0889acc0ba18782dc6b5
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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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