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poznamkovy_blok.exe

Internet Info, s.r.o.

The application poznamkovy_blok.exe by Internet Info, s.r.o has been detected as a potentially unwanted program 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. The file has been seen being downloaded from www.slunecnice.cz and multiple other hosts.
Publisher:
Internet Info, s.r.o.  (signed and verified)

MD5:
2c878abfde52e6f3ab8652fcb024b553

SHA-1:
01fa20063fcb878708d509ab206b350ddb201f4b

SHA-256:
1410c813ab6ee1858baa603dd44b25fa389db8eba64ea359874f2a15c3c3fc71

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/23/2024 2:17:09 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Internet.Installer (M)
16.6.14.6

File size:
7.8 MB (8,142,896 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
Internet Info, s.r.o.

Authority:
StartCom Ltd.

Valid from:
7/10/2015 10:08:15 AM

Valid to:
7/9/2018 11:20:39 AM

Subject:
E=info@iinfo.cz, CN="Internet Info, s.r.o.", O="Internet Info, s.r.o.", L=Praha 6 - Hradčany, S=Praha, C=CZ

Issuer:
CN=StartCom Class 3 Primary Intermediate Object CA, OU=Secure Digital Certificate Signing, O=StartCom Ltd., C=IL

Serial number:
123B94555D4D63

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
196608:8VXQpoJ+qz7d39pTtcW24U86QN1iM0Cb/V/dgRXW:8VA7YZ39pTT24jXiC

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file poznamkovy_blok.exe has been seen being distributed by the following 3 URLs.

http://www.slunecnice.cz/sw/poznamkovy-blok/stahnout/12461/.../?md5=uj4Fq99V0aFMhPRWOoZaDQ&expires=1473280799

http://www.slunecnice.cz/sw/poznamkovy-blok/stahnout/12461/.../?md5=rJnY6ll9VY68q8ALHnHuTg&expires=1463248931

https://dl.slunecnice.cz/slunecnice/lista/win/.../poznamkovy_blok.exe

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