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picasa.exe

rUn appS foreVer LLd

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application picasa.exe by rUn appS foreVer LLd 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 OutBrowse Revenyou installer. The file has been seen being downloaded from dl.downloadnet.org.
Publisher:
rUn appS foreVer LLd  (signed and verified)

MD5:
b0a9d902c92f6e76af52dcc481bc7280

SHA-1:
4ea9379a606364d3067f16a1420a52ba6040b5ee

SHA-256:
f389b01ffefd261698bd73f78b5a5cde805ec876eaaa1750fbd2c9a4b437f434

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:
12/4/2024 8:11:23 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.rUnappSforeVerLLd.Bundler (M)
16.1.3.15

File size:
576.4 KB (590,280 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
rUn appS foreVer LLd

Authority:
thawte, Inc.

Valid from:
3/25/2015 7:00:00 PM

Valid to:
1/27/2016 5:59:59 PM

Subject:
CN=rUn appS foreVer LLd, O=rUn appS foreVer LLd, L=Dublin, S=Dublin, C=IE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
6C1EE53C416E683728B3595FD28482FC

File PE Metadata
Compilation timestamp:
12/5/2009 4:52:12 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:cVdspdFiLaB2l4Ie153/Thja1KmxQkvWPSfuvN5wUF0VwmqmhPw8ulae:cV2D8awl4n/a1KVvFVCeUthPV

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9424

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://dl.downloadnet.org/download/669/.../

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