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openofficewriter-setup.exe

The application openofficewriter-setup.exe has been detected as a potentially unwanted program by 6 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 files7.downloadster.org a known adware distribution point operated by Downloadster.
MD5:
3b141897cad04471f1dd8881a366c494

SHA-1:
3f4150512a542c0113e7613740dacbb3dfb0632b

SHA-256:
2a59dd52adbf9006821856989287f53fbe7671629f9464c810d9e4d11e7a94a9

Scanner detections:
6 / 68

Status:
Potentially unwanted

Explanation:
Bundles additional software, mostly toolbars and other potentially unwanted applications using the Vittalia monitization installer.

Analysis date:
11/27/2024 3:41:32 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Adware-BIB [PUP]
160111-0

AVG
Adware Skodna.Bundle.AU
2015.0.4477

Dr.Web
Trojan.Vittalia.81
9.0.1.05190

ESET NOD32
Win32/DownloadAdmin.G potentially unwanted application
7.0.302.0

Sophos
PUA 'Download Admin'
5.23

VIPRE Antivirus
Threat.4150696
46444

File size:
738 KB (755,696 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\openofficewriter-setup.exe

File PE Metadata
Compilation timestamp:
6/22/2012 1:07:51 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:CxpJTRe2ox2XK8arRJjOvsWRBsu1ZZKPrqLELFQvCU/Ds:upNR9ox2NErSNCPrXQaUbs

Entry address:
0x333B

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, B0, 73, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, C0, 70, 40, 00, 53, FF, 15, 88, 72, 40, 00, 6A, 08, A3, B8, 3C, 42, 00, E8, 2C, 25, 00, 00, 53, 68, 60, 01, 00, 00, A3, C0, 3B, 42, 00, 8D, 44, 24, 38, 50, 53, 68, 43, 74, 40, 00, FF, 15, 64, 71, 40, 00, 68, 38, 74, 40, 00, 68, C0, 33, 42, 00, E8, 1D, 24, 00, 00, FF, 15, BC, 70, 40, 00, 50, BF, 00, 90, 42, 00, 57, E8, 0B, 24, 00, 00...
 
[+]

Entropy:
7.4058

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file openofficewriter-setup.exe has been seen being distributed by the following URL.

http://files7.downloadster.org/download?s=Google&c=downloadster_OO&brand=downloadster.org&pid=Bullet_CPA&bc=470839&country=US&cb=258656168

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