BKDR_CCHACK.B
Backdoor:Win32/Floxif (MICROSOFT); W32/HackedCCleaner.FAF7!tr (FORTINET)
Windows
![](/vinfo/imgFiles/legend.jpg)
Threat Type: Backdoor
Destructiveness: No
Encrypted: Yes
In the wild: Yes
OVERVIEW
Dropped by other malware, Downloaded from the Internet
This Backdoor arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites. It may be manually installed by a user.
It does not have any propagation routine.
It does not have any backdoor routine.
TECHNICAL DETAILS
9,791,816 bytes
EXE
No
15 Aug 2017
Drop files
Arrival Details
This Backdoor arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
It may be manually installed by a user.
Installation
This Backdoor drops and executes the following files:
- %Program Files%\CCleaner\CCleaner.exe -> detected as BKDR_CCHACK.A
Propagation
This Backdoor does not have any propagation routine.
Backdoor Routine
This Backdoor does not have any backdoor routine.
NOTES:
This is a Trend Micro detection for an installer containing a compromised CCleaner application.
SOLUTION
9.850
13.682.03
26 Sep 2017
13.683.00
27 Sep 2017
Step 1
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Step 2
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.
Step 3
Remove BKDR_CCHACK.B by using its own Uninstall option
Step 4
Scan your computer with your Trend Micro product to delete files detected as BKDR_CCHACK.B. 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.
Did this description help? Tell us how we did.