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4a1plggio.exe

Pavel KRASNOV

This installer (utilizes the InstalleRex from WebPick) is designed to bundle additional software offerings such as adware and malware, mostly web browser extensions in the download manager, with minimal user consent. In most cases the setup process will install a browser extension for IE, Chrome and Firefox by default. The application 4a1plggio.exe by Pavel KRASNOV has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup program which is used to install the application.
Publisher:
Pavel KRASNOV  (signed and verified)

MD5:
c501726940ec7d7f697f4fd3d8c4d4a3

SHA-1:
118e1717e53d48a458c9c3f2af4a6d1642883a7b

SHA-256:
d8b42280bdaae9e76530b174354f040fd1370d4666bc1e918abb43aa163e0ffc

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Bundles additional adware offers in the installer/setup process.

Analysis date:
4/25/2024 3:11:50 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick.PavelKRASNOV (M)
16.2.11.19

File size:
536.2 KB (549,048 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\4a1plggio.exe

Digital Signature
Signed by:
Pavel KRASNOV

Authority:
Unizeto Technologies S.A.

Valid from:
1/17/2014 3:46:29 PM

Valid to:
1/17/2015 3:46:29 PM

Subject:
E=pavel0125@hotmail.com, CN="Open Source Developer, Pavel KRASNOV", O=Pavel KRASNOV, C=RU

Issuer:
CN=Certum Level III CA, OU=Certum Certification Authority, O=Unizeto Technologies S.A., C=PL

Serial number:
145B82E22CCF1D1A2268198D76B51075

File PE Metadata
Compilation timestamp:
1/22/2014 5:38:14 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
12288:kTf4va3K7iZKjwgqQr2Vdh8a2DeEpxEpT+GDHYMIlpGM/:kTgAaiZKFqYYmDeEKqxrpp/

Entry address:
0xDC0B

Entry point:
E8, 7E, 44, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, B8, DC, 41, 00, E8, DF, 12, 00, 00, E8, CB, 0F, 00, 00, 0F, B7, F0, 6A, 02, E8, 11, 44, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, 96, 01, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
7.7835  (probably packed)

Code size:
87 KB (89,088 bytes)

The file 4a1plggio.exe has been seen being distributed by the following URL.

http://fastapplicationmy.ru/?e=bsp&publisher=1387&country=SG&dd=5&cid=350&vn=110&ind=7223213803232143795&exid=0&ssd=7279462122865701459&hid=8266980231634076205&osid=601&channel=0&sfx=1&category_name=&install_date=20130123

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to i1.stylefun.info  (198.7.61.118:80)

TCP (HTTP):
Connects to dl.softservers.net  (184.154.145.171:80)

TCP (HTTP):
Connects to c1.getapplicationmy.info  (54.201.215.30:80)

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