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asus-update.exe

Installer Software internet

Media Theory (Alpha Criteria Ltd.)

The application asus-update.exe, “Installer Software internet Setup ” by Media Theory (Alpha Criteria) 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 setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from www.purefoldercity.com.
Publisher:
Installer   (signed by Media Theory (Alpha Criteria Ltd.))

Product:
Installer Software internet

Description:
Installer Software internet Setup

MD5:
19a4445b210915cd6e4cc0276796d1c7

SHA-1:
6364be79fd2459f37d41956a31f9e104dc3c9038

SHA-256:
d2e613903954b4caae2207e905bd7cf8aa636eaff2291e3ac953ef5249091689

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
5/21/2024 11:41:39 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AC.Installer (M)
16.6.26.6

File size:
985.3 KB (1,008,904 bytes)

Product version:
5.4

Copyright:
Web

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\asus-update.exe

Digital Signature
Signed by:
Media Theory (Alpha Criteria Ltd.)

Authority:
GlobalSign nv-sa

Valid from:
12/16/2015 1:46:44 PM

Valid to:
8/26/2016 5:15:18 PM

Subject:
CN=Media Theory (Alpha Criteria Ltd.), O=Media Theory (Alpha Criteria Ltd.), L=Tel Aviv, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
11211FBA838913B43C1209EBAC59EB9BE8CF

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:ejo5rcTtM50eakoBtamRRs8wTdhLYDzw+ao1Kjg9dU:ejoBoi0LkobRRs8wRGDWGdU

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

Code size:
37 KB (37,888 bytes)

The file asus-update.exe has been seen being distributed by the following URL.

http://www.purefoldercity.com/c?x=eCfnzD6JBO8KF8Ob4AO2tvk0 FDzrp3B9zZuMq4l 9c=&c=NNMNzNe7Lbz5AcqspDhTwUn8eujL6KWhh8lIMsjNb6bxzBnBgli3e5dkKtrj2HgwUY9z/LDLZfR1dB2xzqBYcRuRWL ZLLQb30OBR2hs0B 0klVV8a2uAP9ouHXTcZxd&downloadAs=asus-update.exe&fallback_url=http://static.updatestar.net/.../AsusUpdt_V71803.zip

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