3a54.exe

Stepan Rybin

The is the installer for the WebPick InstalleRex download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The application 3a54.exe by Stepan Rybin has been detected as adware by 20 anti-malware scanners. It is built using the Crossrider cross-browser extension toolkit. While the file utilizes the Crossrider framework and delivery services, it is not owned by Crossrider. It is also typically executed from the user's temporary directory.
Publisher:
Stepan Rybin  (signed and verified)

MD5:
da889181df301e1e682414c7e1a7056f

SHA-1:
64e0464151547823e1aac49508e4def8afc77926

SHA-256:
300d198d8c867d414341c3dce3807d3f91ed93d5dad7f98c9093dfb7d38df77a

Scanner detections:
20 / 68

Status:
Adware

Explanation:
The software may change the browser's home page and search provider settings as well as display advertisements.

Analysis date:
4/25/2024 7:33:16 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.MultiPlug
7.1.1

AhnLab V3 Security
PUP/Win32.MultiPlug
2015.04.01

avast!
Win32:Dropper-gen [Drp]
150319-1

AVG
Adware Generic_r.ABT
2014.0.4311

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.MultiPlug.YTRA
21608

Dr.Web
Trojan.Crossrider1.22656
9.0.1.05190

ESET NOD32
Win32/Adware.MultiPlug.GD (variant)
9.11409

Fortinet FortiGate
Riskware/MultiPlug
4/1/2015

F-Prot
W32/S-5d0572ce
v6.4.7.1.166

G Data
Win32.Adware.Multiplug.AL
15.4.25

K7 AntiVirus
Unwanted-Program
13.202.15449

Kaspersky
not-a-virus:AdWare.Win32.MultiPlug
15.0.0.543

Malwarebytes
PUP.Optional.Bundler
v2015.04.01.07

McAfee
Program.MultiPlug-FWZ
16.8.708.2

NANO AntiVirus
Riskware.Win32.MultiPlug.dplxdh
0.30.8.659

Reason Heuristics
PUP.WebPick
15.4.1.7

Rising Antivirus
PE:Malware.XPACK-HIE/Heur!1.9C48
23.00.65.15330

Sophos
MultiPlug
4.98

Vba32 AntiVirus
suspected of Heur.Malware-Cryptor.Multiplug
3.12.26.3

File size:
471.2 KB (482,504 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\3a54.exe

Digital Signature
Signed by:

Authority:
Unizeto Technologies S.A.

Valid from:
6/27/2014 10:37:40 AM

Valid to:
6/27/2015 10:37:40 AM

Subject:
E=rybin.step@yandex.ru, CN=Stepan Rybin, O=Stepan Rybin, C=UA

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

Serial number:
47154C2151E9EB8DFA42C2C9E45BFC6C

File PE Metadata
Compilation timestamp:
11/22/2013 12:42:43 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
6144:K3qHgWiPzkqxn4cBFg45F47MVtJGOwD0msh1kIaNfcLaNSygfkOhn/zSUStnXk3h:3g3PwqNFgz4VtdmshdaNw5eXKT

Entry address:
0x4525B

Entry point:
E8, D0, 1F, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 80, 02, 45, 00, E8, DF, 24, 00, 00, E8, 9D, 21, 00, 00, 0F, B7, F0, 6A, 02, E8, 63, 1F, 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, 28, 02, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Code size:
297 KB (304,128 bytes)

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