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searchus-tb10287.exe

TNT2

Search.us.com

This is the Tightrope WebInstall which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application searchus-tb10287.exe by Search.us.com 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 Tightrope WebInstall installer. It is also typically executed from the user's temporary directory.
Publisher:
Search.us.com  (signed and verified)

Product:
TNT2

Description:
Setup program

Version:
2.0.0.1373

MD5:
ebd140e0cdbef76add98cc33579b9620

SHA-1:
a5d94566cf762c9fe63931989c8114e5a7be7bb2

SHA-256:
fbde77ed0b4ccb10799ca69d119a9a178cfb00eee01b5c1b1c753e888e4c2d13

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
12/28/2024 1:10:17 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Tightrope.Searchus.Bundler (M)
16.5.5.11

File size:
1.3 MB (1,336,768 bytes)

Product version:
2.0.0.1373

Copyright:
© Search.Us.com All Rights Reserved

Original file name:
ToolbarInst.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Tightrope WebInstall

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\2\searchus-tb10287.exe

Digital Signature
Signed by:
Search.us.com

Authority:
VeriSign, Inc.

Valid from:
8/21/2012 8:00:00 PM

Valid to:
8/22/2013 7:59:59 PM

Subject:
CN=Search.us.com, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Search.us.com, L=San Francisco, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
43D8A91FFBCF0895F68EACA5DF5C03A8

File PE Metadata
Compilation timestamp:
12/12/2012 11:19:15 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:coC60Ck0GPq43PPqXWPnRYWlNy9nNWbcCG/VkSz9Ox97e3zMLQWp0oLk:cx6vy3PGE10T3VLR89IML1WV

Entry address:
0x3C88

Entry point:
E8, D8, 69, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 51, 53, 56, 8B, 35, D4, 60, 41, 00, 57, FF, 35, 88, E1, 41, 00, FF, D6, FF, 35, 84, E1, 41, 00, 8B, D8, 89, 5D, FC, FF, D6, 8B, F0, 3B, F3, 0F, 82, 81, 00, 00, 00, 8B, FE, 2B, FB, 8D, 47, 04, 83, F8, 04, 72, 75, 53, E8, 2E, 6A, 00, 00, 8B, D8, 8D, 47, 04, 59, 3B, D8, 73, 48, B8, 00, 08, 00, 00, 3B, D8, 73, 02, 8B, C3, 03, C3, 3B, C3, 72, 0F, 50, FF, 75, FC, E8, C0, 1A, 00, 00, 59, 59, 85, C0, 75, 16, 8D, 43, 10, 3B, C3, 72, 3E, 50, FF, 75, FC, E8...
 
[+]

Entropy:
7.9597  (probably packed)

Code size:
83.5 KB (85,504 bytes)

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