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installer_ccleaner_swedish.exe

Onekit Internet

The application installer_ccleaner_swedish.exe by Onekit Internet 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 OneKit Downloader installer. The installer is marketed through download protals and search ads as the free Piriform CCleaner but will also install additional software offers which include adware, PUPs and browser toolbars. The file has been seen being downloaded from www.programvara.org.
Publisher:
Onekit Internet  (signed and verified)

MD5:
44477dd751b0a7060e4abf0766176d44

SHA-1:
29f4f2fbd47c61f00a1eef78610efb4e4b98cf6c

SHA-256:
791f4bad19deb4797cfc2966e3faaa7d8e1766cfe59578e14ace7d72c57da61a

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 an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
11/5/2024 7:35:51 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.OnekitInternet.Bundler (M)
15.8.17.10

File size:
840.8 KB (861,016 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OneKit Downloader (using Nullsoft Install System)

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

Digital Signature
Signed by:
Onekit Internet

Authority:
thawte, Inc.

Valid from:
3/5/2015 2:00:00 AM

Valid to:
3/5/2016 1:59:59 AM

Subject:
CN=Onekit Internet, O=Onekit Internet, L=Cerdanyola del valles, S=Barcelona, C=ES

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

Serial number:
40744793F55F4350CB4D2F030795E67F

File PE Metadata
Compilation timestamp:
12/6/2009 12:52:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:KurQgAGIjVoR4LOnpsQywq1fUhwdO/D79IZLZeyyYlYrCBc772G37foWS:KusJZ0QQywI8KdUD7+DdAH77F3+

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:
7.9873

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://www.programvara.org/.../download?p=SE&gclid=CNDnpu7a8MQCFaSWtAod4yoA9Q&tmuid=fc4219c129d7c4151f672dd960c191d1

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