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update.exe

The application update.exe has been detected as a potentially unwanted program by 10 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from www.download-online-videos.com and multiple other hosts.
MD5:
6f06e27c61f1f2b84f1c984d11951841

SHA-1:
c3d63a902600d579730855515a8a0f4222b853b8

SHA-256:
add49fc1d6f530cf0528ad0fb27615ebd041ce91f3e6fdbccf489152a2e8c53c

Scanner detections:
10 / 68

Status:
Potentially unwanted

Explanation:
May modify the web browser's settings including changing the homepage and search provider in addition to delivering ads (by injecting banner and text-links directly in the webpage).

Analysis date:
12/26/2024 6:05:18 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
SmartShopper.G
2015.0.3512

Baidu Antivirus
Adware.Win32.CrossRider
4.0.3.1446

Dr.Web
Adware.Allgo.9
9.0.1.096

ESET NOD32
Win32/Toolbar.CrossRider
8.9543

Fortinet FortiGate
W32/Toolbar_CrossRider.C
4/6/2014

K7 AntiVirus
Trojan
13.176.11451

McAfee
Artemis!6F06E27C61F1
5600.7168

NANO AntiVirus
Trojan.Win32.Plugin.cqzpgj
0.28.0.58394

Sophos
Generic PUA AK
4.98

VIPRE Antivirus
Trojan.Win32.Generic
27372

File size:
1022.5 KB (1,046,995 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

File PE Metadata
Compilation timestamp:
6/7/2009 12:41:59 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:Ms5CNcxMxAVyn59V2ow+qeMVgRy5nL3ZI4QO:FicxGAVOcfmKgRy97m43

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...
 
[+]

Entropy:
6.4376

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file update.exe has been seen being distributed by the following 34 URLs.

http://www.download-online-videos.com/geo/gd/downloads/vGrabber/.../setup.exe

http://d1l6rrk9oa8tf9.cloudfront.net/.../setup.exe

http://dxjdrfp7expql.cloudfront.net/.../setup.exe

http://d2kinzp2wsrpl0.cloudfront.net/.../setup.exe

http://d3toubmszw6uyc.cloudfront.net/.../setup.exe

http://dl.airdwnlds.com/.../click.php?sid=202&b=9436321a

http://d2siga5zwdgs6u.cloudfront.net/.../setup.exe

http://d13a5ifzas6rye.cloudfront.net/.../setup.exe

http://d20ksoezlidcx4.cloudfront.net/.../ChromeUpdate.exec

http://dist43.pkgcloud.com/Update.exe

http://d1q9ehwy8goxc3.cloudfront.net/.../update.exe

http://d20ksoezlidcx4.cloudfront.net/.../setup.exe

http://d13a5ifzas6rye.cloudfront.net/.../update.exe

http://defgu40nkfh70.cloudfront.net/.../update.exe

http://d1zm8b13bwhzna.cloudfront.net/.../ChromeUpdate.exec

http://dxjdrfp7expql.cloudfront.net/.../ChromeUpdate.exec

http://d1zm8b13bwhzna.cloudfront.net/.../setup.exe

http://d2kinzp2wsrpl0.cloudfront.net/.../setup.exe

http://d1zm8b13bwhzna.cloudfront.net/.../setup.exe

http://d2siga5zwdgs6u.cloudfront.net/.../update.exe

http://d1l6rrk9oa8tf9.cloudfront.net/.../update.exe

http://defgu40nkfh70.cloudfront.net/.../setup.exe

http://d2kinzp2wsrpl0.cloudfront.net/.../ChromeUpdate.exec

http://defgu40nkfh70.cloudfront.net/.../ChromeUpdate.exec

http://d13a5ifzas6rye.cloudfront.net/.../ChromeUpdate.exec

http://d1zm8b13bwhzna.cloudfront.net/.../update.exe

http://d2siga5zwdgs6u.cloudfront.net/.../ChromeUpdate.exec

http://d20ksoezlidcx4.cloudfront.net/.../update.exe

http://d1q9ehwy8goxc3.cloudfront.net/.../ChromeUpdate.exec

http://d3toubmszw6uyc.cloudfront.net/.../ChromeUpdate.exec

Latest 30 of 34 download URLs

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