Analysis by: John Kevin Sanchez
ALIASES:

Trojan:Win32/Dynamer!ac (Microsoft), Artemis!87B22A7F6034 (McAfee), Trojan.Win32.Sednit (Ikarus)

 PLATFORM:

Windows

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

  • Threat Type: Spyware

  • Destructiveness: No

  • Encrypted: Yes

  • In the wild: Yes

  OVERVIEW

Canal de infección Dropped by other malware

This spyware may arrive bundled with malware packages as a malware component. It may be dropped by other malware.

It retrieves specific information from the affected system.

  TECHNICAL DETAILS

Tamaño del archivo 33,280 bytes
Tipo de archivo DLL
Residente en memoria Yes
Fecha de recepción de las muestras iniciales 02 Sep 2016
Carga útil Collects system information, Connects to URLs/IPs

Arrival Details

This spyware may arrive bundled with malware packages as a malware component.

It may be dropped by the following malware:

  • TROJ_EXPLOYT.JEJOOI

Information Theft

This spyware retrieves the following information from the affected system:

  • OS Version
  • Machine Information
  • Hostname/Computer Name
  • List of running processes
  • Hard Disk Drive Information

Stolen Information

This spyware sends the gathered information via HTTP POST to the following URL:

  • http://{BLOCKED}ecdp.com

  SOLUTION

Motor de exploración mínimo 9.800
Primer archivo de patrones de VSAPI 12.790.04
Primera fecha de publicación de patrones de VSAPI 21 Sep 2016
Versión de patrones OPR de VSAPI 12.791.00
Fecha de publicación de patrones OPR de VSAPI 22 Sep 2016

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

Restart in Safe Mode

[ Learn More ]

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.  
  • TSPY_SEDNIT.B
  • TROJ_EXPLOYT.JEJOOI

Step 5

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


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