half-life _ invasion 1.1 1.1 by iwdownload.exe

ISfreemium

The file is a bundle distribution and utilizes the installCore download manager to distribute this potentially unwanted software. The application half-life _ invasion 1.1 1.1 by iwdownload.exe by ISfreemium has been detected as adware by 15 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.
Publisher:
ISfreemium  (signed and verified)

MD5:
a420b4ae77bb505af1b01e5ad7a50081

SHA-1:
8a364cdc8210392a61ec0013e60811f682ba9fbf

SHA-256:
c402f990480a4a665291beb885e5158d24f29298a0a5628e2a7a2f0da4dee6e6

Scanner detections:
15 / 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 is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/16/2024 11:33:05 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
7.11.169.248

avast!
Win32:PUP-gen [PUP]
140813-1

Bkav FE
W32.Clodcef.Trojan
1.3.0.4959

Clam AntiVirus
Win.Trojan.Installcore-144
0.98/19316

Dr.Web
Trojan.MulDrop5.34315
9.0.1.05190

ESET NOD32
Win32/InstallCore.GC potentially unwanted application
7.0.302.0

F-Prot
W32/A-42c63c6c
v6.4.7.1.166

K7 AntiVirus
Unwanted-Program
13.183.13198

Malwarebytes
PUP.Optional.Freemium.A
v2014.08.29.04

Panda Antivirus
PUP/MultiToolbar.A
14.08.29.04

Reason Heuristics
PUP.ISfreemium.i
14.8.29.10

Vba32 AntiVirus
3.12.26.3

VIPRE Antivirus
Threat.4786018
32210

File size:
661.7 KB (677,608 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\half-life _ invasion 1.1 1.1 by iwdownload.exe

Digital Signature
Signed by:

Authority:
COMODO CA Limited

Valid from:
7/3/2013 2:00:00 AM

Valid to:
7/4/2014 1:59:59 AM

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:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:0kOyMJfsG1SeZMyXR4vn4EYyojdtBDO3+rv8qCywanSQ+TzNwYHoW7rsW19v5:lOyMJfs6DZXXavn4E2jdf8+rYwStn6WT

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...
 
[+]

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

Code size:
36 KB (36,864 bytes)