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skype_6-22-81_fr_11171.exe

M6 WEB

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application skype_6-22-81_fr_11171.exe by M6 WEB has been detected as a potentially unwanted program by 10 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 lb.cdn.m6web.fr and multiple other hosts.
Publisher:
M6 WEB  (signed and verified)

MD5:
75d80eeb32ac9fb97695313fb0ad1543

SHA-1:
06bdd32082447a01025b95f070f769120cba459d

SHA-256:
e9b72c18f2c2db276419de07ff37aab91f31d59cee5afa10d6fe474e55652b6a

Scanner detections:
10 / 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.

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:
4/20/2024 2:54:12 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/InstallCore.Gen7
7.11.196.234

Dr.Web
Trojan.MulDrop5.38502
9.0.1.085

ESET NOD32
Win32/InstallCore.PL (variant)
9.10766

Fortinet FortiGate
Riskware/InstallCore
3/26/2015

herdProtect (fuzzy)
variant of daemon-tools-lite_4-49_fr_10729.exe (PUP)
2015.7.1.0

Malwarebytes
PUP.Optional.MSW
v2015.03.26.06

McAfee
Artemis!43085EBC80C1
5600.6718

Reason Heuristics
PUP.Installer.M6WEB
15.3.26.6

Sophos
Generic PUA AG
4.98

Trend Micro House Call
Suspicious_GEN.F47V1120
7.2.85

File size:
734.8 KB (752,384 bytes)

Product version:
1.5

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\programs\skype_6-22-81_fr_11171.exe

Digital Signature
Signed by:
M6 WEB

Authority:
Thawte, Inc.

Valid from:
10/14/2014 2:00:00 AM

Valid to:
10/15/2015 1:59:59 AM

Subject:
CN=M6 WEB, OU=IT, O=M6 WEB, L=LYON, S=France, C=FR

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

Serial number:
41938036880A482F301584F5CBE39508

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):
12288:5PRpdHN1RR9BHDrp9CV7xQGZv3y28K6CMUiMKgDqkmOk05rLbI+KN:5PR/NbRHl6xQG9P6LgCKxKN

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

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

Code size:
37 KB (37,888 bytes)

The file skype_6-22-81_fr_11171.exe has been seen being distributed by the following 2 URLs.

http://lb.cdn.m6web.fr/d/c/a/0ebfa4cef49c200a96714e90de004942/5475beb5/soft/.../skype_6-22-81_fr_11171.exe

http://d110.cdn.m6web.fr/soft/.../skype_6-22-81_fr_11171.exe

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