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picasa_setup.exe

Application

Download Stream

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application picasa_setup.exe, “Application Setup ” by Download Stream 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 installCore installer. The file has been seen being downloaded from cdn.downloadinfofiles.com.
Publisher:
Installer   (signed by Download Stream)

Product:
Application

Description:
Application Setup

MD5:
80f169cc483521610705e420d0ebb190

SHA-1:
edb19f96754b43de6a45775f396a6135f114f8ab

SHA-256:
a2af094e72c7b412a61da3912aba35efe8921adf9982cb70e1de0bd41b56f5b5

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 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/27/2024 8:09:18 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore.DownloadStream.Installer (M)
16.1.4.8

File size:
775.1 KB (793,720 bytes)

Product version:
5.1

Copyright:
Generic

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\picasa_setup.exe

Digital Signature
Signed by:
Download Stream

Authority:
COMODO CA Limited

Valid from:
2/26/2015 7:00:00 PM

Valid to:
2/26/2017 6:59:59 PM

Subject:
CN=Download Stream, O=Download Stream, STREET="1930 Village Center Circle #3-1234", L=Las Vegas, S=NV, PostalCode=89134, C=US

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
6F743ED7A3F6BE2849D3B5B7D2D51E3A

File PE Metadata
Compilation timestamp:
6/19/1992 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:G+diEOyQNgrvMKdM1bjr2xqjABc6EGOiHMRO7bR:GBRyBv0mS6E4MROJ

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.8771

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

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

http://cdn.downloadinfofiles.com/c?x=SG08jtT9xWXOGuMfmDN2IevHIokcm6QjoD5xM4cC0XE=&c=yMU1 IR7BH1STDtLRSCf6flVSwxug4Z1 6JyVFt7P6KmCw6gLWoUvYTsjv7oRP1qX582U BzlVocKcGiQMv5yw==&downloadAs=Picasa_Setup.exe&fallback_url=http://dl.google.com/.../picasa39-setup.exe

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