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setup_dytt8.net.exe

上海快屏网络科技有限公司

The application setup_dytt8.net.exe by 上海快屏网络科技有限公司 has been detected as a potentially unwanted program by 3 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from click.am1.adm.cnzz.net.
Publisher:
上海快屏网络科技有限公司  (signed and verified)

MD5:
e1dc84f11611efd17d3a420756add8a7

SHA-1:
194065cc3ca5ad6cdc3b668ca887451031c905f8

SHA-256:
017f8512479eb6bced1e27e679513176bb0b99d92e9bae4ba2f06e5b6fc95b62

Scanner detections:
3 / 68

Status:
Potentially unwanted

Analysis date:
4/25/2024 3:28:26 AM UTC  (today)

Scan engine
Detection
Engine version

Emsisoft Anti-Malware
Gen:Variant.Kazy.327384
8.14.07.22.04

Reason Heuristics
Adware.Downloader (M)
16.10.18.12

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.24.3

File size:
2.9 MB (3,062,008 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\setup_dytt8.net.exe

Digital Signature
Signed by:
上海快屏网络科技有限公司

Authority:
VeriSign, Inc.

Valid from:
1/14/2014 8:00:00 AM

Valid to:
1/15/2016 7:59:59 AM

Subject:
CN=上海快屏网络科技有限公司, OU=快屏项目部, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=上海快屏网络科技有限公司, L=上海, S=上海, C=CN

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
05A564A97D832D72A2E1F00E7A2A889C

File PE Metadata
Compilation timestamp:
6/19/2009 5:33:27 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:mT31v0LIDtV3U3EyWH0tGHIZ/Y2yAnTjNLC3R87tvBPOF6tJdq5d/MhKMa3E5tsm:C73U3Io5YV2F2RwvdOWo5yhXa3E5MbJE

Entry address:
0x3291

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 28, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 38, 3F, 42, 00, E8, BA, 2C, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 50, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B0, 91, 40, 00, 68, 80, 36, 42, 00, E8, 43, 29, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 31, 29, 00, 00...
 
[+]

Entropy:
7.7700

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file setup_dytt8.net.exe has been seen being distributed by the following URL.

http://click.am1.adm.cnzz.net/click.php?m4c=hd_Q4jzvsX7MWKJcly_XswsfFQVbGB43FE8qCkZPb2pDVzVWZlZKQ04DFExHL3VTSVBhVltXW1NYa0RVBgBlSSxvEhERdQgsE0oW

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