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winrar-x64-420pl_downloader.exe

New Software S.C.

The application winrar-x64-420pl_downloader.exe by New Software S.C has been detected as a potentially unwanted program by 4 anti-malware scanners. The program is a setup application that uses the Inno Setup 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 www.instalki.pl.
Publisher:
New Software S.C.  (signed and verified)

MD5:
42f30b671779f2e03c1e3e1ced8f7743

SHA-1:
68d55b6d19ec28363f6d5ff03d081928ab5c8be1

SHA-256:
4a567c1f1adf85e84086a5866f60d9760ea650d144db5ca83f8ab69e65e7731b

Scanner detections:
4 / 68

Status:
Potentially unwanted

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

Analysis date:
4/24/2024 9:57:26 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Adware.InstallCore.127
9.0.1.05190

ESET NOD32
Win32/InstallCore.D potentially unwanted application
7.0.302.0

F-Prot
W32/InstallCore.R.gen
4.6.5.141

Reason Heuristics
PUP.installCore.NewSoftware (M)
16.2.22.12

File size:
644.4 KB (659,824 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\downloads\winrar-x64-420pl_downloader.exe

Digital Signature
Signed by:
New Software S.C.

Authority:
COMODO CA Limited

Valid from:
8/27/2012 12:00:00 AM

Valid to:
8/27/2013 11:59:59 PM

Subject:
CN=New Software S.C., O=New Software S.C., STREET=ul. Jana Pawla II 15/18, L=Zagan, S=NA, PostalCode=68-100, C=PL

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

Serial number:
00DB12D12A46E4B099C0E54C816A9A760D

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:MyMJfsGz2tBCOApmCkeyBPuhVlkMwlsn9gYsLtYBhmDtaY3mji237:MyMJfs8eBCJYPuh50s2NJYBhO8Ot2

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)

The file winrar-x64-420pl_downloader.exe has been seen being distributed by the following URL.

http://www.instalki.pl/.../get_Winrar_64bit.php

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