installer_skype.exe

Inffinity Internet

The application installer_skype.exe by Inffinity Internet has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer.
Publisher:
Inffinity Internet  (signed and verified)

MD5:
d533da5f4511b1efeee061ca1e17e59c

SHA-1:
e86d8edfdc6a44f8f015940c6dc759fa49ed0fc4

SHA-256:
c355b930576b3c98db0a8a58c75dba904cdba0c979f549fefc5e0fe7ad88c62e

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
4/19/2024 11:25:51 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Inffinity.InffinityInternet.Installer (M)
16.2.14.2

File size:
601.2 KB (615,584 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Authority:
Thawte, Inc.

Valid from:
1/18/2012 1:00:00 AM

Valid to:
1/18/2013 12:59:59 AM

Subject:
CN=Inffinity Internet, OU=Internet, O=Inffinity Internet, L=Madrid, S=Madrid, C=ES

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

Serial number:
1E478AE33382A025ECAE98EF6ADEE5BB

File PE Metadata
Compilation timestamp:
1/28/2009 8:42:55 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:ymt6Z6S36ju5eeD53tK9KoP0G2FIz7O7L6jGS0cJip7:xt6Z6S36aD53tK9uUz7O7G0cUp7

Entry address:
0x340C

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, 70, 85, 40, 00, 89, 6C, 24, 14, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 80, 40, 00, 55, FF, 15, B0, 82, 40, 00, 6A, 08, A3, 98, B3, 47, 00, E8, 64, 27, 00, 00, 55, 68, B4, 02, 00, 00, A3, B0, B2, 47, 00, 8D, 44, 24, 38, 50, 55, 68, 6C, 85, 40, 00, FF, 15, 80, 81, 40, 00, 68, 54, 85, 40, 00, 68, A0, 32, 47, 00, E8, 32, 26, 00, 00, FF, 15, B0, 80, 40, 00, 50, BF, A0, C0, 4C, 00, 57, E8, 20, 26, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
26 KB (26,624 bytes)

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