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bubble dock bsetup.exe

WOffer

NOSIBAY

The application bubble dock bsetup.exe by NOSIBAY has been detected as a potentially unwanted program by 5 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from ca-cdn.win-offer.com and multiple other hosts. While running, it connects to the Internet address server-54-230-48-38.jfk5.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
NOSIBAY  (signed and verified)

Product:
WOffer

Description:
WOffer installer

Version:
3.0.673.0.62011

MD5:
4cf6ec8ff4bcb06a72fd245f0c762100

SHA-1:
38bb631ab3ab73d1965866d1f38e3734ed69651c

SHA-256:
11b27a102f69eda0fef2699008b35dd395eda193ef27e55ea5fb407678cc4d82

Scanner detections:
5 / 68

Status:
Potentially unwanted

Analysis date:
4/24/2024 9:24:37 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3256

Dr.Web
Adware.Downware.9155
9.0.1.0352

Reason Heuristics
PUP.Installer.NOSIBAY.S
14.12.18.18

Trend Micro House Call
Suspicious_GEN.F47V1129
7.2.352

Vba32 AntiVirus
suspected of Trojan.Downloader.gen
3.12.26.3

File size:
169.1 KB (173,208 bytes)

Copyright:
© WOffer

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\bubble dock bsetup.exe

Digital Signature
Signed by:
NOSIBAY

Authority:
Thawte, Inc.

Valid from:
9/24/2014 7:00:00 PM

Valid to:
12/25/2015 5:59:59 PM

Subject:
CN=NOSIBAY, OU=Secure Application Development, O=NOSIBAY, L=PEROLS, S=Hérault, C=FR

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
52E368957AD1C7202A103C7CFD7BD6C2

File PE Metadata
Compilation timestamp:
12/5/2009 4:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:NQIURTXJLSXOUL0mOKt24mXxziVjUvsWuH67SYYc/KeK:Ns0XOUtOKwBl0chYcSb

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Entropy:
7.6656

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file bubble dock bsetup.exe has been seen being distributed by the following 4 URLs.

http://ca-cdn.win-offer.com/downloader/ca/BOO001/.../downloader.62011.exe

http://it-cdn.win-offer.com/downloader/it/BOO001/.../downloader.62011.exe

http://gb-cdn.win-offer.com/downloader/gb/BOO001/.../downloader.62011.exe

http://es-cdn.win-offer.com/downloader/es/BOO001/.../downloader.62011.exe

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

TCP (HTTP):
Connects to server-54-230-48-38.jfk5.r.cloudfront.net  (54.230.48.38:80)

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