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seznam.cz.exe

Seznam.cz, a.s.

The application seznam.cz.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. While running, it connects to the Internet address c.imedia.cz on port 443.
Publisher:
Seznam.cz, a.s.  (signed and verified)

MD5:
8aac2eeeb7b31261b8476c26517caf1e

SHA-1:
4bbc2f22f2c327ccb16401066b7a43461dbc69ea

SHA-256:
053b2181dd472ac162abcfaf9f0328545b124a053fd1c8c113db6cb3da33c2f5

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/26/2024 2:13:25 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Seznam (M)
16.10.19.12

File size:
1 MB (1,049,272 bytes)

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\roaming\seznam browser\seznam.cz.exe

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

Authority:
thawte, Inc.

Valid from:
4/6/2016 2:00:00 AM

Valid to:
4/10/2017 1:59:59 AM

Subject:
CN="Seznam.cz, a.s.", O="Seznam.cz, a.s.", L=Praha 5, S=Praha 5, C=CZ

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

Serial number:
6B57C0310010618229A5DBCF37838A9F

File PE Metadata
Compilation timestamp:
5/17/2016 4:12:10 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
24576:0qQMCUFO7iqWRHY3wg9qJwpHJB4hjnBOuaksp4VmIfBF:0qAUFOkAwg9vJB4T+kspkF

Entry address:
0x7AEBE

Entry point:
E8, C2, 0A, 01, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, 53, 56, 8B, 4C, 24, 0C, 8B, 54, 24, 10, 8B, 5C, 24, 14, F7, C3, FF, FF, FF, FF, 74, 51, 2B, CA, F7, C2, 03, 00, 00, 00, 74, 18, 0F, B6, 04, 0A, 3A, 02, 75, 48, 85, C0, 0F, 44, D8, 42, 83, EB, 01, 76, 34, F6, C2, 03, 75, E8, 8D, 04, 0A, 25, FF, 0F, 00, 00, 3D, FC, 0F, 00, 00, 77, D9, 8B, 04, 0A, 3B, 02, 75, D2, 83, EB, 04, 76, 14, 8D, B0, FF, FE, FE, FE, 83, C2, 04, F7, D0, 23, C6, A9, 80, 80, 80, 80, 74, D1, 33, C0, 5E, 5B, C3, 8D, 64...
 
[+]

Code size:
643 KB (658,432 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP SSL):
Connects to software.seznam.cz  (77.75.77.37:443)

TCP (HTTP SSL):
Connects to c.imedia.cz  (77.75.77.243:443)

TCP (HTTP SSL):
Connects to rtb.imedia.cz  (77.75.77.27:443)

TCP (HTTP SSL):
Connects to ls1.host.hit.gemius.pl  (137.74.1.50:443)

TCP (HTTP SSL):
Connects to a23-32-122-86.deploy.static.akamaitechnologies.com  (23.32.122.86:443)

TCP (HTTP SSL):
Connects to 155.bm-nginx-loadbalancer.mgmt.fra1.adnexus.net  (37.252.172.40:443)

TCP (HTTP SSL):
Connects to 10.im.cz  (77.75.76.19:443)

TCP (HTTP SSL):
Connects to www-05.webnode.com  (81.0.226.93:443)

TCP (HTTP SSL):
Connects to search.seznam.cz  (77.75.77.120:443)

TCP (HTTP SSL):
Connects to sdn.szn.cz  (77.75.78.175:443)

TCP (HTTP SSL):
Connects to zeptejsekrastyho.seznam.cz  (77.75.79.61:443)

TCP (HTTP SSL):
Connects to www.seznam.cz  (77.75.77.39:443)

TCP (HTTP SSL):
Connects to sync.software.seznam.cz  (77.75.79.134:443)

TCP (HTTP SSL):
Connects to srank.seznam.cz  (77.75.77.66:443)

TCP (HTTP SSL):
Connects to prpclogin.seznam.cz  (77.75.76.50:443)

TCP (HTTP SSL):
Connects to proxy.sbeta.cz  (77.75.74.3:443)

TCP (HTTP SSL):
Connects to img.firmy.cz  (77.75.77.25:443)

TCP (HTTP SSL):
Connects to i.im.cz  (77.75.78.2:443)

TCP (HTTP SSL):
Connects to h.imedia.cz  (77.75.79.9:443)

TCP (HTTP SSL):
Connects to download.seznam.cz  (77.75.79.38:443)

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