General
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Target
051bdb78a50d16c3dc85f4ec38a67765866b5820404b20ba51a0f54c149afd96
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Size
356KB
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Sample
240412-wxc6cacf37
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MD5
29a4d24e17ed7ef58861750c3e7a111c
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SHA1
8132bc3a760a4a37fd5a876d0e096c3801399ac8
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SHA256
051bdb78a50d16c3dc85f4ec38a67765866b5820404b20ba51a0f54c149afd96
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SHA512
632974ba887ab702495e7510f444e80118fcb9e67312e89f72362e89cc531723f58c4489ebff15451641af08c34de7047652611c9c66eb71497f87e75c89e637
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SSDEEP
6144:6HoJ0HniFnUn5BQSPcwUIl7EJXjrRXOanbwsPFTIScsjNwJNLQc9d:LSHiqYK7EJTrN7bwyF8ScspUL
Static task
static1
Behavioral task
behavioral1
Sample
051bdb78a50d16c3dc85f4ec38a67765866b5820404b20ba51a0f54c149afd96.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
051bdb78a50d16c3dc85f4ec38a67765866b5820404b20ba51a0f54c149afd96.exe
Resource
win10v2004-20240412-en
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_RECoVERY_+fkxux.txt
teslacrypt
http://yyre45dbvn2nhbefbmh.begumvelic.at/EB3ABD166E2DE4DA
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/EB3ABD166E2DE4DA
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/EB3ABD166E2DE4DA
http://xlowfznrg4wf7dli.ONION/EB3ABD166E2DE4DA
Extracted
C:\Program Files\7-Zip\Lang\_RECoVERY_+bjsui.txt
teslacrypt
http://yyre45dbvn2nhbefbmh.begumvelic.at/972BFE3A8612899
http://uiredn4njfsa4234bafb32ygjdawfvs.frascuft.com/972BFE3A8612899
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/972BFE3A8612899
http://xlowfznrg4wf7dli.ONION/972BFE3A8612899
Targets
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Target
051bdb78a50d16c3dc85f4ec38a67765866b5820404b20ba51a0f54c149afd96
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Size
356KB
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MD5
29a4d24e17ed7ef58861750c3e7a111c
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SHA1
8132bc3a760a4a37fd5a876d0e096c3801399ac8
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SHA256
051bdb78a50d16c3dc85f4ec38a67765866b5820404b20ba51a0f54c149afd96
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SHA512
632974ba887ab702495e7510f444e80118fcb9e67312e89f72362e89cc531723f58c4489ebff15451641af08c34de7047652611c9c66eb71497f87e75c89e637
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SSDEEP
6144:6HoJ0HniFnUn5BQSPcwUIl7EJXjrRXOanbwsPFTIScsjNwJNLQc9d:LSHiqYK7EJTrN7bwyF8ScspUL
Score10/10-
TeslaCrypt, AlphaCrypt
Ransomware based on CryptoLocker. Shut down by the developers in 2016.
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Renames multiple (279) 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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