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HKTL_HCATZ.GA

July 16, 2015
 Analysis by: Donald Adrian Castillo
 ALIASES:

Trojan:Win32/Hcatz.A (Microsoft) , Trojan.Zelocat (Symantec), Trojan-Cleaver (McAfee)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:
 INFORMATION EXPOSURE:

  • Threat Type: Hacking Tool

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW


This hacking tool may arrive bundled with malware packages as a malware component.

  TECHNICAL DETAILS

File Size:

77, 824 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

09 Dec 2014

Arrival Details

This hacking tool may arrive bundled with malware packages as a malware component.

Other Details

This hacking tool does the following:

  • This hacking tool accepts the following parameters:
    • -l or --listen => get into server mode
    • -h or --http => use HTTP traffic
    • -x or --xor => encrypts the traffic with a shared key
    • -e or --executable => run an executable file once connected
    • -i or --ip => listen to a specific IP address
    • -p or --port => listen to a specific port
    • -ti or --tunnel-ip => tunnel a specific IP address
    • -tp or --tunnel-port => tunnel a specific mode using port
    • -r or --redir-ip => redirect to a specific IP address
    • -rp or --redir-port => redirect to a specific port
    • -d or --dump => dump receive and send traffic into file
    • opensesemi => outputs a string "** NOTE: Because it is a beta version. Please setupe an alternative rescue solution before run..."

  • This hacking tool may create the following files:
    • {Grayware Path}\sendDumpS.log
    • {Grayware Path}\recvDumpS.log
    • {Grayware Path}\sendDumpC.log
    • {Grayware Path}\recv.DumpC.log

  SOLUTION

Minimum Scan Engine:

9.750

SSAPI PATTERN File:

1.572.40

SSAPI PATTERN Date:

09 Dec 2014

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

Search and delete these files

[ Learn More ]
There may be some files that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.  
  • {Grayware Path}\sendDumpS.log
  • {Grayware Path}\recvDumpS.log
  • {Grayware Path}\sendDumpC.log
  • {Grayware Path}\recv.DumpC.log

Step 4

Scan your computer with your Trend Micro product to delete files detected as HKTL_HCATZ.GA. 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.


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