officeinstaller.exe

Download Manager

This is part of the Air Installer, a download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application officeinstaller.exe by Download Manager has been detected as adware by 2 anti-malware scanners. The program is a setup application that uses the AirInstaller Download Manager installer. The file has been seen being downloaded from www.download-free.com.
Publisher:
Download Manager  (signed and verified)

MD5:
11beda1e5469678e472ad4fbcbf657fd

SHA-1:
97068f70d84b079e6c9d75509d070c81d82afe8a

SHA-256:
c2a8456a55561c7eb456a0175a92567da28a4a8edaf801af131e2af839d0c8c9

Scanner detections:
2 / 68

Status:
Adware

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/20/2024 5:44:58 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.DownloadManager.P
14.8.7.23

Trend Micro House Call
TROJ_GEN.R06H1DB
7.2.193

File size:
502.9 KB (514,928 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
AirInstaller Download Manager

Language:
Language Neutral

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

Digital Signature
Authority:
COMODO CA Limited

Valid from:
5/30/2012 5:00:00 PM

Valid to:
5/31/2016 4:59:59 PM

Subject:
CN=Download Manager, O=Download Manager, STREET=26 York Street, STREET=Westminster, L=London, S=London, PostalCode=W1U 6PZ, C=GB

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
19777BC7489D8203801D05ACE10DBEAC

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:kj6mSa5XTdG2frXfGoLpkFnxkhA+zXIu8dk7FH80:S6QT4orXJL6e3zt

Entry address:
0x30600

Entry point:
60, BE, 00, C0, 42, 00, 8D, BE, 00, 50, FD, FF, 57, 83, CD, FF, EB, 10, 90, 90, 90, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, EF, 75, 09, 8B, 1E, 83, EE, FC, 11, DB, 73, E4, 31, C9, 83, E8, 03, 72, 0D, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 74, 89, C5, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, 75, 20, 41, 01, DB, 75...
 
[+]

Entropy:
7.9953

Packer / compiler:
UPX 2.90LZMA]

Code size:
20 KB (20,480 bytes)

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

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