TROJ_DELF.SSL

October 20, 2013
 Analysis by: Alvin Bacani
 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: Trojan

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

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

  TECHNICAL DETAILS

File Size:

993,280 bytes

File Type:

DLL

Memory Resident:

Yes

Initial Samples Received Date:

09 Oct 2013

Arrival Details

This Trojan 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 Trojan adds the following possibly malicious files or file components:

  • %Application Data%\Adobe
  • %Application Data%\Adobe\imotoxdrv.sys
  • %Application Data%\Adobe\imotozdrv.sys
  • %Application Data%\Adobe\motoroladrv.sys
  • %Application Data%\Adobe\nokiadrv.sys
  • %Application Data%\Adobe\sansungdrv.sys
  • %Application Data%\adobe.pdf
  • %Application Data%\yumgmod.sys

(Note: %Application Data% is the current user's Application Data folder, which is usually C:\Documents and Settings\{user name}\Application Data on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Roaming on Windows Vista and 7.)

Other Details

This Trojan connects to the following possibly malicious URL:

  • {BLOCKED}.225.17