winrar_tsv64w57o.exe

Palo Alto Technologies

The application winrar_tsv64w57o.exe by Palo Alto Technologies 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 Perion Download Manager installer. With this installer, users are expecting to download WinRAR archiver but before that occurs they may be presented with additional offers, mostly potentially unwanted software or adware. The file has been seen being downloaded from d.bbadabout-home.com.
Publisher:
Palo Alto Technologies  (signed and verified)

MD5:
8b5eb1440a8d223b9d360142d4978b81

SHA-1:
ed415db4606c9b69abd6b3f8b44d7450bbc6120f

SHA-256:
f5e8bf770c9f15ba9568b9a8553fe8d2f7e3d0efefdc08560e543a19bd2bf46b

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:
11/5/2024 11:41:07 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Perion Partner (M)
16.8.7.17

File size:
713.9 KB (731,016 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Perion Download Manager (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\winrar_tsv64w57o.exe

Digital Signature
Authority:
Thawte, Inc.

Valid from:
8/6/2014 8:00:00 PM

Valid to:
8/7/2015 7:59:59 PM

Subject:
CN=Palo Alto Technologies, O=Palo Alto Technologies, L=Belize City, S=Belize, C=BZ

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
0FDF18920EC451B5148D1CCD7E8F1A6B

File PE Metadata
Compilation timestamp:
2/24/2012 2:19:59 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:hE+U4TDmFPmMnWl343EnbXPbsBjJbFQTbq8/+13XJqUp1xaozv0pn7TkU+rWdKRz:hRYha3nTPLXq8G5XcUXzQUUAWcTXt

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...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file winrar_tsv64w57o.exe has been seen being distributed by the following URL.

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