Vincent Martin Hermosura
Trojan:Win32/Dynamer!ac (Microsoft); Trojan.Cryptolocker.E (Symantec); Trojan-Ransom.Win32.Blocker.ezuf (Kaspersky); Troj/Agent-AHVK (Sophos); Trojan.Win32.Generic!BT (Sunbelt); Trojan horse Pakes_c.CGQN (AVG)
Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)
24 Jul 2014
Note that not all files, folders, and registry keys and entries are installed on your computer during this malware's/spyware's/grayware's execution. This may be due to incomplete installation or other operating system conditions. If you do not find the same files/folders/registry information, please proceed to the next step.
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Scan your computer with your Trend Micro product and note files detected as TROJ_CRYPTFILE.SM
Restart in Safe Mode
Delete this registry value
Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.
Restart in normal mode and scan your computer with your Trend Micro product for files detected as TROJ_CRYPTFILE.SM. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.
The following created files/folders/registry keys/registry entries cannot be identified by the user since there are no reference values in the created key. The only way it can be identified is by comparing the present system information with a backup. Note that the said components do not have to be deleted since it won't be harmful to the system.