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skype_setup.exe

Component Run

This adware bundler is distributed through Adknowledge's advertising supported software managers. The application skype_setup.exe, “Prime Installer ” by Component Run 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 Adknowledge Fusion installer. The file has been seen being downloaded from secure.2-pn-installer.com.
Publisher:
Prime Installer   (signed by Component Run)

Product:
Prime Installer

Description:
Prime Installer

Version:
3.5.9.2

MD5:
ab1113a7a2cd2c69a19adff3ee59f476

SHA-1:
0794b302ddbacb01028f5014629d5f1010219d47

SHA-256:
b5c00b3fb4464829a1f86f1ae10a80b0134bda2c42a1ff8f4c37138afe6b63c3

Scanner detections:
1 / 68

Status:
Adware

Explanation:
This installer bundles various adware prorgams that may include toolbars and web browser advertising injectors/extensions.

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:
1/12/2025 10:28:56 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Adknowledge.ComponentRun.Bundler (M)
16.2.17.2

File size:
432.4 KB (442,744 bytes)

Product version:
3.5.9.2

Copyright:
Copyright (C) Prime Installer

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adknowledge Fusion

Language:
English (United States)

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

Digital Signature
Signed by:
Component Run

Authority:
COMODO CA Limited

Valid from:
3/23/2014 8:00:00 PM

Valid to:
3/24/2015 7:59:59 PM

Subject:
CN=Component Run, O=Component Run, STREET="4600 Madison Ave, 10th FL", L=Kansas City, S=Missouri, PostalCode=64112, C=US

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
009FDF1B0DAD5FCCD2A0983B6573CACA9A

File PE Metadata
Compilation timestamp:
2/12/2015 4:00:32 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:A9IuABsP1bmwM+iaLUgtzxr5G4w1lo3pv:sPZY+iaLUwJhp5v

Entry address:
0x1DDE3

Entry point:
E8, C4, A2, 00, 00, E9, 78, FE, FF, FF, CC, CC, CC, 68, 50, DE, 41, 00, 64, FF, 35, 00, 00, 00, 00, 8B, 44, 24, 10, 89, 6C, 24, 10, 8D, 6C, 24, 10, 2B, E0, 53, 56, 57, A1, 70, 47, 44, 00, 31, 45, FC, 33, C5, 50, 89, 65, E8, FF, 75, F8, 8B, 45, FC, C7, 45, FC, FE, FF, FF, FF, 89, 45, F8, 8D, 45, F0, 64, A3, 00, 00, 00, 00, C3, 8B, 4D, F0, 64, 89, 0D, 00, 00, 00, 00, 59, 5F, 5F, 5E, 5B, 8B, E5, 5D, 51, C3, CC, CC, CC, CC, CC, CC, CC, 8B, FF, 55, 8B, EC, 83, EC, 18, 53, 8B, 5D, 0C, 56, 8B, 73, 08, 33, 35, 70...
 
[+]

Entropy:
7.0731

Code size:
203.5 KB (208,384 bytes)

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

http://secure.2-pn-installer.com/o/.../Skype_Setup.exe

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