Home Malware Programs Ransomware CTB-Locker_Critoni Ransomware

CTB-Locker_Critoni Ransomware

Posted: July 22, 2014

Threat Metric

Threat Level: 10/10
Infected PCs: 3,665
First Seen: July 22, 2014
Last Seen: June 8, 2022
OS(es) Affected: Windows

Aliases

Inject2.BJOA [AVG]W32/Filecoder.EB!tr [Fortinet]Trojan/Win32.Necurs [AhnLab-V3]Trojan/Win32.Inject [Antiy-AVL]Mal/Wonton-AF [Sophos]BehavesLike.Win32.PWSZbot.fh [McAfee-GW-Edition]Trojan.Encoder.853 [DrWeb]TrojWare.Win32.Amtar.amu [Comodo]Trojan.Win32.Inject.ttcq [Kaspersky]Win32:Injector-CLC [Trj] [Avast]Trojan ( 004b31fd1 ) [K7AntiVirus]RDN/Generic.dx!dhv [McAfee]TrojanRansom.Crowti.A4 [CAT-QuickHeal]Crypt3.BTGZ [AVG]Trojan-Ransom.CTBLocker [Ikarus]
More aliases (47)

Technical Details

File System Modifications

Tutorials: If you wish to learn how to remove malware components manually, you can read the tutorials on how to find malware, kill unwanted processes, remove malicious DLLs and delete other harmful files. Always be sure to back up your PC before making any changes.

The following files were created in the system:



file.exe File name: file.exe
Size: 69.63 KB (69632 bytes)
MD5: 8d7bfb9738e67f99a90dd9053f43b375
Detection count: 91
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 81.92 KB (81920 bytes)
MD5: d00ac2f06a3e276e60434a1b27394650
Detection count: 86
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 69.63 KB (69632 bytes)
MD5: 6661df9d8474b751137202aa99cecdf4
Detection count: 84
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 69.63 KB (69632 bytes)
MD5: 376565a2294e80daf16776e594bf3f48
Detection count: 84
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 49.15 KB (49152 bytes)
MD5: 577a9bb823b4f46cce4e7f1481f77daf
Detection count: 75
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 69.63 KB (69632 bytes)
MD5: 23b6aeafd2e7d7657aa6d05afff9c05a
Detection count: 73
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 73.72 KB (73728 bytes)
MD5: e6bc67775d6e72f06f555901fb7b47ca
Detection count: 72
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 86.01 KB (86016 bytes)
MD5: 4b4544e54740217f4a6248d49d8490d5
Detection count: 64
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 69.63 KB (69632 bytes)
MD5: 3f50be0bf26bec263aa64d3d942e8d01
Detection count: 64
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 69.63 KB (69632 bytes)
MD5: 9447d03e39cb44c898223fcd8fb61bce
Detection count: 53
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 69.63 KB (69632 bytes)
MD5: c25908f6868cd919e27d7728f4e8098f
Detection count: 46
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 69.63 KB (69632 bytes)
MD5: c30465dc68a9a0b946b574d14b479825
Detection count: 36
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 1.06 MB (1062912 bytes)
MD5: 9b733b8ff609f3086e4d5dc36454c357
Detection count: 36
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 20.25 KB (20258 bytes)
MD5: b7d2dbaccf3cd340ec97b03a091fc317
Detection count: 34
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
%WINDIR%\ygehnnol.exe File name: ygehnnol.exe
Size: 286.72 KB (286720 bytes)
MD5: 7027a7ee4fbcb26f1d039035ebd0dca5
Detection count: 30
File type: Executable File
Mime Type: unknown/exe
Path: %WINDIR%
Group: Malware file
Last Updated: May 12, 2015
file.exe File name: file.exe
Size: 69.63 KB (69632 bytes)
MD5: 842046f89835d9f194888acf0320cfba
Detection count: 25
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 49.15 KB (49152 bytes)
MD5: 8fa0c20cbf3b8794cc17bddf96293e25
Detection count: 22
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 69.63 KB (69632 bytes)
MD5: 34aff4a9ed8761696559e62352af9fea
Detection count: 15
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
file.exe File name: file.exe
Size: 69.63 KB (69632 bytes)
MD5: b980669fd31acb318843e3f129850195
Detection count: 13
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
%TEMP%\ljchyff.exe File name: ljchyff.exe
Size: 757.43 KB (757434 bytes)
MD5: 7aaa4bd1c2ca44174f17f06deb6221ff
Detection count: 13
File type: Executable File
Mime Type: unknown/exe
Path: %TEMP%
Group: Malware file
Last Updated: June 16, 2015
%TEMP%\jkylgdbirzboad.exe File name: jkylgdbirzboad.exe
Size: 749.24 KB (749242 bytes)
MD5: 015fb9d19a20ba42e5c3b758668d4563
Detection count: 7
File type: Executable File
Mime Type: unknown/exe
Path: %TEMP%
Group: Malware file
Last Updated: November 26, 2018
file.exe File name: file.exe
Size: 73.72 KB (73728 bytes)
MD5: 5f71e11d485585d217c2249ce951885e
Detection count: 2
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015
%TEMP%\file.exe File name: file.exe
Size: 822.29 KB (822296 bytes)
MD5: a65a63148e6f7b11eddb8f54a7fb58a5
Detection count: 1
File type: Executable File
Mime Type: unknown/exe
Path: %TEMP%
Group: Malware file
Last Updated: August 4, 2016
file.exe File name: file.exe
Size: 69.63 KB (69632 bytes)
MD5: 050ddfc1ddc6e2e886272f6d254fe402
Detection count: 0
File type: Executable File
Mime Type: unknown/exe
Group: Malware file
Last Updated: April 24, 2015

More files

Registry Modifications

The following newly produced Registry Values are:

Regexp file mask%APPDATA%\Microsoft\Windows\Start Menu\Programs\Startup\[RANDOM CHARACTERS]HELP_DECRYPT[RANDOM CHARACTERS]%userprofile%\documents\[RANDOM CHARACTERS]Decrypt-All-Files[RANDOM CHARACTERS]%userprofile%\documents\Decrypt All Files[RANDOM CHARACTERS].bmp%USERPROFILE%\My Documents\[RANDOM CHARACTERS]Decrypt-All-Files[RANDOM CHARACTERS]HKEY..\..\..\..{RegistryKeys}SOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\System Components UpdateSOFTWARE\Microsoft\Windows NT\CurrentVersion\Schedule\TaskCache\Tree\System Security
Loading...