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whatsapp-para-pc.exe

Daneil Jemoch

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions using the JustPlug.it browser framework. The application whatsapp-para-pc.exe, “Installer for TopApp software” by Daneil Jemoch has been detected as adware by 16 anti-malware scanners. The program is a setup application that uses the WebPick InstalleRex (Tarma) installer. The setup program uses Web-Pick's InstalleRex download manager and installer to bundle potentially unwanted ad-supported software which includes toolbars and browser extensions through a pay-per-install monetization scheme.
Publisher:
TopApp software  (signed by Daneil Jemoch)

Product:
TopApp software

Description:
Installer for TopApp software

Version:
2014.5.23.1127

MD5:
d794e2e109301d99a1aa056f06434aa6

SHA-1:
61c25782115a1bc12f3afaf54966a0ad040519ca

SHA-256:
83e6d17c74bc04e6e7b9724d33fa847d7db2b318058f1b144321707818079395

Scanner detections:
16 / 68

Status:
Adware

Explanation:
Uses the InstalleRex from WebPick Internet Holdings to install bundled add-ons including toolbars and other web browser extensions.

Analysis date:
4/25/2024 9:52:27 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
TR/AntiFW.b.109
7.11.151.96

avast!
Win32:InstalleRex-BT [Trj]
2014.9-140909

AVG
Generic
2015.0.3356

Comodo Security
Application.Win32.InstalleRex.KG
18318

Dr.Web
Threat.Undefined
9.0.1.0252

ESET NOD32
Win32/InstalleRex.M potentially unwanted application
8.7.0.302.0

herdProtect (fuzzy)
variant of exxxtrasmall - dani desire mp4 11 may 2014.exe (Adware)
2014.9.10.2

Kaspersky
Trojan.Win32.AntiFW
14.0.0.3275

Malwarebytes
PUP.Optional.InstalleRex
v2014.09.09.10

NANO AntiVirus
Riskware.Win32.InfoLeak.cvgqot
0.28.0.59921

Qihoo 360 Security
Malware.QVM20.Gen
1.0.0.1015

Quick Heal
Trojan.AntiFW.A5
9.14.14.00

Reason Heuristics
Adware.WebPick.Installer.Q
14.7.29.13

Sophos
InstallRex
4.98

Vba32 AntiVirus
Downloader.AdLoad
3.12.26.0

VIPRE Antivirus
Threat.4150696
29560

File size:
316.3 KB (323,864 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 TopApp software

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Common path:
C:\users\{user}\downloads\whatsapp-para-pc.exe

Digital Signature
Signed by:
Daneil Jemoch

Authority:
COMODO CA Limited

Valid from:
9/1/2013 7:00:00 PM

Valid to:
9/2/2014 6:59:59 PM

Subject:
CN=Daneil Jemoch, O=Daneil Jemoch, STREET=Dubenskay 3, L=Kiev, S=Kiev, PostalCode=03056, C=UA

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

Serial number:
49A39B9858F6FBAB7EFD6CE450878DDB

File PE Metadata
Compilation timestamp:
3/12/2013 3:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:ErYbUzkuvcBYC47l2xLnvhueEZdkKQ3+7Oj7hTOVA1HWZa:ErdkuveY3CvI5Zdkj6OEu1HSa

Entry address:
0x14DB

Entry point:
55, 8B, EC, 81, EC, 2C, 06, 00, 00, 53, 56, 33, DB, 57, 66, 89, 9D, DC, FB, FF, FF, 89, 5D, F4, 89, 5D, FC, FF, 15, 74, 30, 40, 00, A3, 08, 44, 40, 00, FF, 15, 70, 30, 40, 00, 8B, F8, 8D, 45, EC, 50, FF, 15, 6C, 30, 40, 00, FF, 15, 68, 30, 40, 00, 8B, F0, F7, D6, 33, F7, FF, 15, 64, 30, 40, 00, 33, F0, 8B, 45, F0, 33, 45, EC, 68, 04, 01, 00, 00, 33, F0, 8D, 85, D4, F9, FF, FF, 50, 53, FF, 15, 60, 30, 40, 00, 85, C0, 75, 41, FF, 15, 5C, 30, 40, 00, 83, F8, 78, 75, 1A, 68, A8, 32, 40, 00, E8, 43, FB, FF, FF...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file whatsapp-para-pc.exe has been seen being distributed by the following URL.

http://www.programas-gratis.net/.../whatsapp-para-pc

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

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

TCP (HTTP):
Connects to c1.stylezip.info  (54.186.255.26:80)

 
http://c1.stylezip.info/?step_id=1&installer_id=8333348&publisher_id=333&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=25000044&external_id=0&session_id=50000088&hardware_id=58333436&installer_file_name=whatsapp-para-pc

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