General
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Target
dd89fb3e83972795705e5b0edc08987f_JaffaCakes118
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Size
332KB
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Sample
241210-hr84yaxpfx
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MD5
dd89fb3e83972795705e5b0edc08987f
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SHA1
e315cce36b0494947c5d7b17b62dd38b24b159a6
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SHA256
7b7fd96033bb7a8a932758c8f0f1729d800949c2583c03c8aa3d21089cd28a62
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SHA512
1d9098f5e7f291ea7d2df3ad497bd7641c5920cbac5e99544a8b7d4b492e956ab051839fabf30bb5207913e7a1df76ec274e6887e47193c866398f2951be7583
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SSDEEP
6144:VcMG0Cmis0NH8A3/1uz7uodnIm5KJHLqreJDckzrYk/:WMZas0NcAvAzyQnR5KJHWreJRrY
Static task
static1
Behavioral task
behavioral1
Sample
dd89fb3e83972795705e5b0edc08987f_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dd89fb3e83972795705e5b0edc08987f_JaffaCakes118.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\MSOCache\All Users\{90140000-0016-0409-0000-0000000FF1CE}-C\_RECOVERY_+riqga.txt
teslacrypt
http://gwe32fdr74bhfsyujb34gfszfv.zatcurr.com/8E34F9C84429E11
http://tes543berda73i48fsdfsd.keratadze.at/8E34F9C84429E11
http://tt54rfdjhb34rfbnknaerg.milerteddy.com/8E34F9C84429E11
http://xlowfznrg4wf7dli.ONION/8E34F9C84429E11
Targets
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Target
dd89fb3e83972795705e5b0edc08987f_JaffaCakes118
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Size
332KB
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MD5
dd89fb3e83972795705e5b0edc08987f
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SHA1
e315cce36b0494947c5d7b17b62dd38b24b159a6
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SHA256
7b7fd96033bb7a8a932758c8f0f1729d800949c2583c03c8aa3d21089cd28a62
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SHA512
1d9098f5e7f291ea7d2df3ad497bd7641c5920cbac5e99544a8b7d4b492e956ab051839fabf30bb5207913e7a1df76ec274e6887e47193c866398f2951be7583
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SSDEEP
6144:VcMG0Cmis0NH8A3/1uz7uodnIm5KJHLqreJDckzrYk/:WMZas0NcAvAzyQnR5KJHWreJRrY
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TeslaCrypt, AlphaCrypt
Ransomware based on CryptoLocker. Shut down by the developers in 2016.
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Teslacrypt family
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (422) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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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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Indicator Removal: File Deletion
Adversaries may delete files left behind by the actions of their intrusion activity.
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1