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postak-2.3.1.exe

Seznam.cz, a.s.

The application postak-2.3.1.exe by Seznam.cz, a.s 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.
Publisher:
Seznam.cz, a.s.  (signed and verified)

MD5:
55d698423f5d33b29a9cb38281205bea

SHA-1:
2bbd046a0c056bc494446c7a21ce5d303b8513d4

SHA-256:
b8374bacfc98947f0420221ad2c923d55e3a05daa4df9c3ce0d085279cdb22d0

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/25/2024 12:24:12 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Seznam (M)
16.10.19.12

File size:
1.9 MB (2,040,208 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\postak-2.3.1.exe

Digital Signature
Signed by:
Seznam.cz, a.s.

Authority:
Thawte Consulting (Pty) Ltd.

Valid from:
3/10/2009 3:06:24 PM

Valid to:
3/20/2010 5:47:57 PM

Subject:
CN="Seznam.cz, a.s.", OU=QA, O="Seznam.cz, a.s.", L=Prague, S=former Prague Region, C=CZ

Issuer:
CN=Thawte Code Signing CA, O=Thawte Consulting (Pty) Ltd., C=ZA

Serial number:
056F6CA86B164D28FFD0F5BAE98A4AE8

File PE Metadata
Compilation timestamp:
8/16/2008 10:26:20 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:dnBT8Yajs7O//rGbpJmDy+SHbkvDJa0ov8aiWLuIFhLqZPHr:NBooq/2mDy+SHbkvDJwkFWLuK+9r

Entry address:
0x30E3

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 58, 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, 23, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 90, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 4C, 91, 40, 00, 68, 60, E3, 42, 00, E8, DA, 27, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, C8, 27, 00, 00...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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