General
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Target
VirusShare_2b5c64d0ae335be2b30de30ed5cf9b71
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Size
364KB
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Sample
240610-mwgbyagg82
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MD5
2b5c64d0ae335be2b30de30ed5cf9b71
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SHA1
57a809107f1810a3ed01d4baf09f89a1fb562757
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SHA256
33e6272f8a84de06327c40ad72efd8537c82d5f9d86b082ef1f6cfe7031f7c3b
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SHA512
96ebf2562a60ef245aea06decf83298979368e4c4dabaa107068e430d7fe86af5f996cfffba95e7f1c5ef411e7d1265d24a84716be63eaedfd48ad3aac4dc4e8
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SSDEEP
6144:REAU1eeD624pGSoJDZ2sqIrU5AsZBbgyg4s43yirHwlzKPm:RvU1eeD6282JtOI2D3bzsEHrQBKP
Static task
static1
Behavioral task
behavioral1
Sample
VirusShare_2b5c64d0ae335be2b30de30ed5cf9b71.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
VirusShare_2b5c64d0ae335be2b30de30ed5cf9b71.exe
Resource
win10v2004-20240426-en
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_ReCoVeRy_+hpslc.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/8C73A62A47D5FA47
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/8C73A62A47D5FA47
http://yyre45dbvn2nhbefbmh.begumvelic.at/8C73A62A47D5FA47
http://xlowfznrg4wf7dli.ONION/8C73A62A47D5FA47
Extracted
C:\Program Files\7-Zip\Lang\_ReCoVeRy_+titdd.txt
teslacrypt
http://sondr5344ygfweyjbfkw4fhsefv.heliofetch.at/1511A2D9363F3412
http://pts764gt354fder34fsqw45gdfsavadfgsfg.kraskula.com/1511A2D9363F3412
http://yyre45dbvn2nhbefbmh.begumvelic.at/1511A2D9363F3412
http://xlowfznrg4wf7dli.ONION/1511A2D9363F3412
Targets
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Target
VirusShare_2b5c64d0ae335be2b30de30ed5cf9b71
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Size
364KB
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MD5
2b5c64d0ae335be2b30de30ed5cf9b71
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SHA1
57a809107f1810a3ed01d4baf09f89a1fb562757
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SHA256
33e6272f8a84de06327c40ad72efd8537c82d5f9d86b082ef1f6cfe7031f7c3b
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SHA512
96ebf2562a60ef245aea06decf83298979368e4c4dabaa107068e430d7fe86af5f996cfffba95e7f1c5ef411e7d1265d24a84716be63eaedfd48ad3aac4dc4e8
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SSDEEP
6144:REAU1eeD624pGSoJDZ2sqIrU5AsZBbgyg4s43yirHwlzKPm:RvU1eeD6282JtOI2D3bzsEHrQBKP
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TeslaCrypt, AlphaCrypt
Ransomware based on CryptoLocker. Shut down by the developers in 2016.
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (410) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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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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Executes dropped EXE
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Adds Run key to start application
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Suspicious use of SetThreadContext
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