CryptFIle2 is a malicious ransomware strain that encrypts victim files and demands ransom payment for decryption. First observed in the wild on March 1, 2016, this ransomware has been actively targeting systems worldwide.
Quick Facts
Ransomware Family
CryptFIle2
First Seen
March 1, 2016
How CryptFIle2 Ransomware Works
Targeted Files
Full extension -> .id_40b0890512a6d0_email_enc2@dr.com_.scl
-> .id_c63f241febcf2f2_email_enc1@usa.com_.scl
-> .id_c63f241febcf2f2_email_anx@dr.com_.scl
https://www.proofpoint.com/us/threat-insight/post/ransomware-explosion-continues-cryptflle2-brlock-mm-locker-discovered
File Encryption Patterns
CryptFIle2 modifies encrypted files using specific patterns to mark them as encrypted:
File extensions added after encryption:
..scl..rscl..rmd
Ransom Note and Payment Demands
After encrypting files, CryptFIle2 displays ransom notes demanding payment for file recovery:
fileHELP_DECRYPT_YOUR_FILES.HTML
Ransom message:
notes/HELP_DECRYPT_YOUR_FILES.HTML
Note locations:
EveryFolder
fileHELP_DECRYPT_YOUR_FILES.TXT
Ransom message:
notes/HELP_DECRYPT_YOUR_FILES.TXT
Note locations:
EveryFolder
file# HELP_DECRYPT_YOUR_FILES #.TXT
Ransom message:
notes/# HELP_DECRYPT_YOUR_FILES #.TXT
Note locations:
EveryFolder
fileHELP_YOUR_FILES.HTML
Ransom message:
notes/HELP_YOUR_FILES.HTML
Note locations:
EveryFolder
fileHELP_YOUR_FILES.TXT
Ransom message:
notes/HELP_YOUR_FILES.TXT
Note locations:
EveryFolder
Technical Indicators
Associated Executable Files
The following executable files are associated with CryptFIle2 ransomware:
ChromeFlashPlayer_81ba016a5dfcb0db.exe
Subpoena.exe
AdobeFlashPlayer_dcf6d65e5dfcb0db.exe
AdobeFlashPlayer_8428d05f5dfcb0db.exe
FlashPlayerPlugin_5dfcb0db_d36f4e1e.exe
FlashPlayerPlugin_ebcf2f2_f8d21cc4.exe
adb.exe
Elastio Can Help You
Don't let CryptFIle2 ransomware take over your data
Elastio provides advanced ransomware protection and recovery solutions to keep your organization safe.
This CryptFIle2 ransomware analysis is part of Elastio's comprehensive ransomware detection database. Elastio provides advanced ransomware protection and recovery solutions, helping organizations defend against and recover from ransomware attacks like CryptFIle2.