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installer_microsoft_excel_english.exe

Microsoft Excel

Install Helper

This is the Vittalia Filewon Installer which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application installer_microsoft_excel_english.exe by Install Helper has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Vittalia DM installer. The file has been seen being downloaded from dk.900107dwn.com and multiple other hosts.
Publisher:
Install Helper  (signed and verified)

Product:
Microsoft Excel

Version:
3.0.0.86

MD5:
aa9abb7656417fb52c1094d74d9c3315

SHA-1:
5f5e15c6a2a9009f12f863955892053675222cc9

SHA-256:
60a97be6162dfbbc14edf5c73ceb3c3b16ad8a4111a9663a67bb3064b3eaf35d

Scanner detections:
1 / 68

Status:
Adware

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

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
12/25/2024 3:50:13 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Vittalia.InstallHelper (M)
16.2.3.10

File size:
844.7 KB (864,936 bytes)

Product version:
3.0.0.86

Copyright:
(c) Install Helper

Original file name:
installer_microsoft_excel_English.exe.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Vittalia DM

Language:
English (United States)

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

Digital Signature
Signed by:
Install Helper

Authority:
Symantec Corporation

Valid from:
1/28/2015 4:00:00 PM

Valid to:
1/29/2016 3:59:59 PM

Subject:
CN=Install Helper, O=Install Helper, L=Vancouver, S=British Columbia, C=CA

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
7CC3624C218D0B5B8DB87F5E4E3521B0

File PE Metadata
Compilation timestamp:
3/12/2015 8:41:36 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
24576:YTQ7yqvKMeV9Kv4wgfu5ZjXxu37ngunqNAd:FReV9KgRsXxu3/qNAd

Entry address:
0x126A

Entry point:
55, 8B, EC, 83, EC, 10, 53, 56, 57, 6A, 00, FF, 15, 08, 90, 47, 00, 8B, F8, 33, D2, 8B, CF, 8B, 5F, 3C, 03, DF, 2B, 05, 1C, 10, 40, 00, 89, 45, F4, 1B, D2, F7, D8, 89, 55, F8, 0F, B7, 73, 14, 83, D2, 00, F7, DA, 89, 75, F0, 52, 8B, 93, A0, 00, 00, 00, 50, 8B, 44, 1E, 24, 03, 05, 28, 10, 40, 00, 50, FF, B3, A4, 00, 00, 00, E8, 88, FD, FF, FF, 8B, 54, 1E, 28, 83, C4, 10, A1, 28, 10, 40, 00, 2B, D0, 83, FA, 01, 76, 0D, 8B, 4C, 1E, 24, 03, C8, 03, CF, E8, F2, FE, FF, FF, A1, 20, 10, 40, 00, 83, C6, 40, 03, F3...
 
[+]

Entropy:
7.0568

Developed / compiled with:
Microsoft Visual C++

Code size:
478.5 KB (489,984 bytes)

The file installer_microsoft_excel_english.exe has been seen being distributed by the following 2 URLs.

http://dk.900107dwn.com/installers/axtan_installers/get.php?ik=air&ua=chrome&ut=5da9179c1818fa494661b68be0f40b9b&u=L2Rvd25sb2FkLm5hd2VydC5jb20vaW5zdGFsbGVycy9vdXQvMDAzMTEwMDMxMjAwMzEzL3BpaWQtNTUwMWIzNDRjODEwYjkuMzYzNjI1OTUvb2svMS9va3NlbS9lbmdsaXNoL3VzL2Nocm9tZS9taWNyb3NvZnRfZXhjZWwvZC83NjkwOTdjMDNjNzFlMmE0MTMzYzQ3N2YzZGExMTM3YS9haXIvbmEvbmEvMS9pbnN0YWxsZXJfbWljcm9zb2Z0X2V4Y2VsX0VuZ2xpc2guZXhl&r=1868044&loop=1&redir=1&p=T0tTRU0=&x=L2hvbWUvZG93bl9jcm9ucy9wdWJsaWNfaHRtbC9pbnN0YWxsZXJzL291dC9vay8xL29rc2VtL2VuZ2xpc2gvdXMvY2hyb21lL21pY3Jvc29mdF9leGNlbC9kLzc2OTA5N2MwM2M3MWUyYTQxMzNjNDc3ZjNkYTExMzdhL2Fpci9uYS9uYS8xL2luc3RhbGxlcl9taWNyb3NvZnRfZXhjZWxfRW5nbGlzaC5leGU=&aa=ok/1/oksem//&NC=77&BH=84&HI=7&FL=17&LE=7&KG=36&FG=45&KB=69&KN=80&NN=71&s=

http://dk.900107dwn.com/installers/axtan_installers/get.php?ik=air&ua=chrome&ut=16b07d19d29779cdd949765cd27d9e64&x=L2hvbWUvZG93bl9jcm9ucy9wdWJsaWNfaHRtbC9pbnN0YWxsZXJzL291dC9vay8xL29rc2VtL2VuZ2xpc2gvdXMvY2hyb21lL21pY3Jvc29mdF9leGNlbC9kLzc2OTA5N2MwM2M3MWUyYTQxMzNjNDc3ZjNkYTExMzdhL2Fpci9uYS9uYS8xL2luc3RhbGxlcl9taWNyb3NvZnRfZXhjZWxfRW5nbGlzaC5leGU=&u=L2Rvd25sb2FkLm5hd2VydC5jb20vaW5zdGFsbGVycy9vdXQvMDAzMTEwMDMxMjAwMzEzL3BpaWQtNTUwMWIzNDRjODEwYjkuMzYzNjI1OTUvb2svMS9va3NlbS9lbmdsaXNoL3VzL2Nocm9tZS9taWNyb3NvZnRfZXhjZWwvZC83NjkwOTdjMDNjNzFlMmE0MTMzYzQ3N2YzZGExMTM3YS9haXIvbmEvbmEvMS9pbnN0YWxsZXJfbWljcm9zb2Z0X2V4Y2VsX0VuZ2xpc2guZXhl&r=663228&loop=1&p=T0tTRU0=&redir=1&aa=ok/1/oksem//&BL=16&LM=94&LI=31&GL=93&KI=55&AE=34&HN=91&HC=23&KJ=35&HF=84&s=

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