npinstall.exe

Gemius S.A.

The application npinstall.exe by Gemius S.A has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a self-extracting archive and installer and has been known to bundle potentially unwanted software. The file has been seen being downloaded from gasurvey.gemius.com.
Publisher:
Gemius S.A.  (signed and verified)

MD5:
d4876d9b6226128892e46afc33d4bafd

SHA-1:
3b44a77776d2df62950f3907afb2eabdcc62b815

SHA-256:
c7e516d826f91859d4971c1923e05219cdb7b71369c2e675cc5c9541ece9aaee

Scanner detections:
1 / 68

Status:
Potentially unwanted

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:
5/2/2024 3:44:37 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
17.3.16.0

File size:
2.5 MB (2,654,304 bytes)

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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

Digital Signature
Signed by:

Authority:
thawte, Inc.

Valid from:
5/20/2016 3:00:00 AM

Valid to:
7/20/2019 2:59:59 AM

Subject:
CN=Gemius S.A., O=Gemius S.A., L=Warszawa, S=Mazowieckie, C=PL

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
051EC14F4A0037DD6936254DC8119676

File PE Metadata
Compilation timestamp:
11/18/2010 6:27:35 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

Entry address:
0x14B04

Entry point:
55, 8B, EC, 6A, FF, 68, E0, B9, 41, 00, 68, 2C, 4A, 41, 00, 64, A1, 00, 00, 00, 00, 50, 64, 89, 25, 00, 00, 00, 00, 83, EC, 58, 53, 56, 57, 89, 65, E8, FF, 15, 74, B0, 41, 00, 33, D2, 8A, D4, 89, 15, D0, 33, 42, 00, 8B, C8, 81, E1, FF, 00, 00, 00, 89, 0D, CC, 33, 42, 00, C1, E1, 08, 03, CA, 89, 0D, C8, 33, 42, 00, C1, E8, 10, A3, C4, 33, 42, 00, 6A, 01, E8, 96, 0E, 00, 00, 59, 85, C0, 75, 08, 6A, 1C, E8, C3, 00, 00, 00, 59, E8, 48, 09, 00, 00, 85, C0, 75, 08, 6A, 10, E8, B2, 00, 00, 00, 59, 33, F6, 89, 75...
 
[+]

Entropy:
7.9593

Developed / compiled with:
Microsoft Visual C++ v6.0

Code size:
102.5 KB (104,960 bytes)

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

http://gasurvey.gemius.com/.../netpaneldownload.php

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