installer_virtual_dj_spanish.exe

ISfreemium

The file is a bundle distribution and utilizes the installCore download manager to distribute this potentially unwanted software. The application installer_virtual_dj_spanish.exe by ISfreemium has been detected as adware by 4 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from mx.fileprogram.net.
Publisher:
ISfreemium  (signed and verified)

MD5:
c2054197e3f87e5509837c9d9d1962e4

SHA-1:
9b6b52d18f3a3bfd08ae2a82bbc07cb716ea49bc

SHA-256:
475422cdc0fe8de8d5f2c5ff9799aa77fcf4a83d583c3144cf43a84960c1f3c9

Scanner detections:
4 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

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:
5/2/2024 6:45:40 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
Adware InstallCore.AYC
2015.0.4530

Dr.Web
Trojan.Packed.28474
9.0.1.05190

ESET NOD32
Win32/Kryptik.BWJC trojan
8.0.319.0

Reason Heuristics
PUP.installCore.ISfreemium (M)
16.2.26.8

File size:
727 KB (744,448 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\installer_virtual_dj_spanish.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
7/3/2013 12:00:00 AM

Valid to:
7/3/2014 11:59:59 PM

Subject:
CN=ISfreemium, O=ISfreemium, STREET=63 Rothschild 63 BV, L=Tel-Aviv, S=N/A, PostalCode=65785, C=IL

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

Serial number:
009B517CAF08AA1A85822DB0CE5E9169FE

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:CyMJfsGj/0nDVICvQBdUtY2YAJH1gU0zlTdkXc2Uesl7VPdB7bcCRwkKhCs+xcg:CyMJfsU/8QsfT+xhdk6HtB7AENcg

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Entropy:
7.8156

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
36 KB (36,864 bytes)

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

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