setup.exe

Sergei Ivanovich Drozdov

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 setup.exe by Sergei Ivanovich Drozdov has been detected as adware by 16 anti-malware scanners. The program is a setup application that uses the WebPick InstalleRex installer. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
Sergei Ivanovich Drozdov  (signed and verified)

MD5:
c92562782bb2cb34324988af4907e906

SHA-1:
8d4ea8f67bb6cb6a87b33602472904d26ba3c7d9

SHA-256:
3409c85c7c254652d5b20da86ad781068254b132d0911d70d96374b323a67786

Scanner detections:
16 / 68

Status:
Adware

Explanation:
JustPlugIt cross-browser extension/BHO delivered via adware installer (WebPick InstalleRex) and includes background service (AssistantSvc). Randomizes files names.

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:
4/24/2024 2:26:23 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.Dropper.101
1023

Avira AntiVirus
ADWARE/Adware.Gen7
7.11.144.24

avast!
Win32:MultiPlug-AA [PUP]
2014.9-140417

AVG
Generic_r
2015.0.3501

Bitdefender
Gen:Variant.Adware.Dropper.101
1.0.20.535

Comodo Security
Application.Win32.Multiplug.R
18123

Emsisoft Anti-Malware
Gen:Variant.Adware.Dropper.101
8.14.04.17.08

ESET NOD32
Win32/AdWare.MultiPlug (variant)
8.9692

F-Secure
Gen:Variant.Adware.Dropper.101
11.2014-17-04_5

G Data
Gen:Variant.Adware.Dropper.101
14.4.24

McAfee
PUP-FID!C92562782BB2
5600.7157

MicroWorld eScan
Gen:Variant.Adware.Dropper.101
15.0.0.321

Panda Antivirus
Trj/Genetic.gen
14.04.17.08

Reason Heuristics
PUP.Installer.SergeiIvanovichDrozdov.F
14.4.17.20

Sophos
MultiPlug
4.98

VIPRE Antivirus
JustPlugIt
28336

File size:
1.5 MB (1,611,848 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
WebPick InstalleRex

Common path:
C:\windows\syswow64\setup.exe

Digital Signature
Authority:
Unizeto Technologies S.A.

Valid from:
1/8/2014 9:24:34 AM

Valid to:
1/8/2015 9:24:34 AM

Subject:
E=drozdov54@hotmail.com, CN="Open Source Developer, Sergei Ivanovich Drozdov", OU=Sedro Soft, O=Sergei Ivanovich Drozdov, C=RU

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

Serial number:
4E05AFB21C1318DB8A2C0669760C9050

File PE Metadata
Compilation timestamp:
4/10/2014 10:26:31 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:37FwoZOXdQ9Uc1aEmYuJFN38KIfzHHuPHZjYYU0kkZiuI/pj1gNuqHqD8Byhnm6H:+oZIdgUEuJz8NLHojY6kkZtgjkBB2bj/

Entry address:
0x1089B

Entry point:
E8, BE, 4A, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 88, 21, 42, 00, E8, 9F, 21, 00, 00, E8, E0, 07, 00, 00, 0F, B7, F0, 6A, 02, E8, 51, 4A, 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, 10, 38, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Code size:
102.5 KB (104,960 bytes)

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

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

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