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nsf66.tmp

Guardbox

ClientConnect LTD

The file belongs to the ClientConnect (Conduit/Perion) platform, a utility that bundles and monetizes search toolbars and browser add-ons. The file nsf66.tmp by ClientConnect has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from gbstorage.stgbssint.com. While running, it connects to the Internet address cms.dmccint.com on port 80 using the HTTP protocol.
Publisher:
Client Connect Ltd.  (signed by ClientConnect LTD)

Product:
Guardbox

Version:
1.1.1.14

MD5:
0979c793e54d24463e69c2e537690cab

SHA-1:
d11cc1258b468940caf32434c5419541e8ef6bf7

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Bundles the Conduit Toolbar and/or Conduit Search Protect.

Analysis date:
11/5/2024 6:54:22 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Conduit.ClientConnect.Installer (M)
16.2.5.16

File size:
10.4 MB (10,889,752 bytes)

Product version:
1.1.1.14

Copyright:
© 2014 ClientConnect Ltd.

Original file name:
Guardbox

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\Documents and Settings\{user}\Local settings\temp\nsf66.tmp

Digital Signature
Signed by:
ClientConnect LTD

Authority:
Symantec Corporation

Valid from:
7/9/2014 3:00:00 AM

Valid to:
7/10/2016 2:59:59 AM

Subject:
CN=ClientConnect LTD, OU=Guardbox, O=ClientConnect LTD, L=Ness Ziona, S=Israel, C=IL

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
3215FFC06E15A37E45F6521CECC8C3BD

File PE Metadata
Compilation timestamp:
9/26/2011 4:21:33 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
196608:ITmCQ5ipZAIPKsWskAazgSthnmM+7vAy+M2YoB1XTB1oJ1crCfbZe9Ik2wXgk5Ll:+1zPKsWSazHCAyjo3TB1o6OwIk2wp5R

Entry address:
0x39E3

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 91, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B8, 80, 40, 00, 55, FF, 15, C0, 82, 40, 00, 6A, 08, A3, B8, 2E, 47, 00, E8, 37, 2A, 00, 00, 55, 68, B4, 02, 00, 00, A3, D0, 2D, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 1C, 93, 40, 00, FF, 15, 84, 81, 40, 00, 68, 04, 93, 40, 00, 68, C0, AD, 46, 00, E8, 19, 27, 00, 00, FF, 15, B4, 80, 40, 00, 50, BF, A0, 30, 4C, 00, 57, E8, 07, 27, 00, 00...
 
[+]

Entropy:
7.9998

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file nsf66.tmp has been seen being distributed by the following URL.

http://gbstorage.stgbssint.com/Installer/.../Guardbox.exe

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to cms.dmccint.com  (23.67.242.80:80)

 
http://cms.dmccint.com/DynamicOffer/60393160/60414283/?mainofferId=60389726&CurrentStep=2&TotalSteps=4&DownloadBrowser=IE&CType=-1&UserMode=-1&DMVersion=1.3.0.04.60413149.01&Language=US-EN

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