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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 zeptejsekrastyho.seznam.cz on port 443.
Publisher:
Seznam.cz, a.s.  (signed and verified)

MD5:
39cceab243af74b38d02641b64b6d53a

SHA-1:
eb0d6a1e43b04bedcee4364c9c248a8c0b81c4ce

SHA-256:
1a858cfa7a6e9edc4bc811fab1d4317a2a7e6e5edb1d2f429d0528e715a92ac4

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/5/2024 11:25:29 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Seznam (M)
16.10.19.12

File size:
1 MB (1,054,904 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:
7/14/2016 5:06:52 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:81Oh2aygHznXwDsmgn4WPdI6Vvfccu077kJuqqU32f9w6/3VmRsbq:81Oh2alHzYsj4gFfccGH3yJVmROq

Entry address:
0x68C0E

Entry point:
E8, 80, D0, 00, 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:
647 KB (662,528 bytes)

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

TCP (HTTP SSL):
Connects to software.seznam.cz  (77.75.79.37:443)

TCP (HTTP SSL):
Connects to zeptejsekrastyho.seznam.cz  (77.75.77.61:443)

TCP (HTTP):
Connects to proxycache47.uloz.to  (94.124.106.50:80)

TCP (HTTP):
Connects to ec2-23-21-80-73.compute-1.amazonaws.com  (23.21.80.73:80)

TCP (HTTP):
Connects to m-prd-umpxl-shared-mr1-blue-a.evip.aol.com  (152.163.50.3:80)

TCP (HTTP SSL):
Connects to h.imedia.cz  (77.75.77.9:443)

TCP (HTTP SSL):
Connects to ad.seznam.cz  (77.75.76.72:443)

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

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

TCP (HTTP SSL):
Connects to sdn.szn.cz  (77.75.78.173:443)

TCP (HTTP):
Connects to a23-45-165-122.deploy.static.akamaitechnologies.com  (23.45.165.122:80)

TCP (HTTP):
Connects to a.tribalfusion.com  (204.11.109.68:80)

TCP (HTTP SSL):
Connects to fimg-resp.seznam.cz  (77.75.79.126:443)

TCP (HTTP):
Connects to a104-86-111-19.deploy.static.akamaitechnologies.com  (104.86.111.19:80)

TCP (HTTP):
Connects to a23-7-196-146.deploy.static.akamaitechnologies.com  (23.7.196.146:80)

TCP (HTTP SSL):
Connects to a104-85-41-230.deploy.static.akamaitechnologies.com  (104.85.41.230:443)

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