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picasa.exe

Rimakaso

Webcellence Ltd.

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application picasa.exe, “Rimakaso Setup ” by Webcellence 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 www.newclearchuckle.com.
Publisher:
Tik   (signed by Webcellence Ltd.)

Product:
Rimakaso

Description:
Rimakaso Setup

Version:
3.3.4.7

MD5:
c3ccc20a5ec4f45d00476dc665535939

SHA-1:
51a1cd798002308aa71f5f9482488d0a3f69387c

SHA-256:
fac423c0f836af1956fbecef7af12a900d16e587e3b8141635d96a6fe66aac81

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:
11/27/2024 1:47:01 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.installCore (M)
16.8.10.23

File size:
1011.3 KB (1,035,592 bytes)

Product version:
3.2.7

Copyright:
Web Wizard

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
Webcellence Ltd.

Authority:
thawte, Inc.

Valid from:
1/18/2016 1:00:00 AM

Valid to:
1/18/2017 12:59:59 AM

Subject:
CN=Webcellence Ltd., OU=IT, O=Webcellence Ltd., L=ORA, S=Israel, C=IL

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

Serial number:
773E2C2E5EC62B0904E1441B54A723A6

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:FBv2WYy5XCTOgOXiix4xc3Mj/WMPClqxSnDqA7L/YTs8svrJeqUd/mzD3L6p:FF25y5c7unq/7PCl71/D8svrJeqq23Op

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.9152

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

Code size:
37 KB (37,888 bytes)

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

http://www.newclearchuckle.com/c?x=tWs1J9aLbZjOksAtzEpT/5IWGWUjCo31Jo6klQDnyPY=&c= 6agx9koe4grH TJQipyw0iL/ppoiajJ3JQtm4NMWRgxSgNKVPUN6exOnvoIMv5gai05KFDEHjpCkbNpKSeCzzn1se3nLgaJxmfU4M8Ol8a2WFlNISwz SxMT9rTy7IEkqsamgWZc/BPoJ Rx9teOg==&e=0&downloadAs=picasa.exe&fallback_url=http://picasa.nl.downloadastro.com/.../?utm_source=ira&utm_medium=error_generating&utm_campaign=picasa

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