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miguplaod_downloader.exe

OUTBROWSE

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application miguplaod_downloader.exe by OUTBROWSE has been detected as adware by 20 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. This program installs potentially unwanted software on your PC at the same time as the software you are trying to install, without adequate consent. The file has been seen being downloaded from get.down2desk.com.
Publisher:
OUTBROWSE  (signed and verified)

MD5:
e5d256c80aae8015ccf4603332ed673e

SHA-1:
7e131714435efd51ddd77fecec42dfa6a8566aa7

SHA-256:
55b07e36987fe88482248e92ac2aa64d0e62df4c5e1907bb994ea48c07e01d03

Scanner detections:
20 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse 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:
4/19/2024 10:03:33 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
MemScan:Application.Bundler.Outbrowse.E
879

Agnitum Outpost
PUA.OutBrowse
7.1.1

AVG
Generic
2015.0.3357

Baidu Antivirus
Adware.Win32.OutBrowse
4.0.3.1499

Bitdefender
MemScan:Application.Bundler.Outbrowse.E
1.0.20.1260

Dr.Web
Adware.Downware.2081
9.0.1.05190

Emsisoft Anti-Malware
MemScan:Application.Bundler.Outbrowse
14.09.09

ESET NOD32
Win32/OutBrowse.R potentially unwanted application
7.0.302.0

F-Prot
W32/OutBrowse.B (exact, not disinfectable)
4.6.5.141

F-Secure
MemScan:Application.Bundler.Outbrowse
11.2014-09-09_3

G Data
MemScan:Application.Bundler.Outbrowse
14.9.24

K7 AntiVirus
Unwanted-Program
13.183.13305

Kaspersky
not-a-virus:AdWare.Win32.OutBrowse
15.0.0.494

Malwarebytes
PUP.Optional.OutBrowse
v2014.09.09.01

MicroWorld eScan
MemScan:Application.Bundler.Outbrowse.E
15.0.0.756

NANO AntiVirus
Riskware.Raw.OutBrowse.dbpywt
0.28.2.61942

Reason Heuristics
PUP.OUTBROWSE.U
14.9.9.1

Sophos
PUA.OutBrowse Revenyou
5.05

Vba32 AntiVirus
Downloader.Agent
3.12.26.3

VIPRE Antivirus
Threat.4784459
32938

File size:
970.9 KB (994,168 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
OutBrowse Revenyou (using Nullsoft Install System)

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

Digital Signature
Signed by:
OUTBROWSE

Authority:
COMODO CA Limited

Valid from:
4/7/2014 3:00:00 AM

Valid to:
4/8/2015 2:59:59 AM

Subject:
CN=OUTBROWSE, O=OUTBROWSE, STREET=Bialik Number: 143, L=Ramat Gan, S=Israel, PostalCode=5252337, C=IL

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

Serial number:
00A5F03C3A375C11FD6C1C160EE8BFF923

File PE Metadata
Compilation timestamp:
12/6/2009 1:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:/JHXdyZNrNF/4lgGhpwJxmntY1VKc9IsTELQ74Bc:BHXc3BqXp6fScKsILql

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:
7.9251

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://get.down2desk.com/.../Get?p=1831&d=8119&l=7640&n=1&productname=MigUplaod_Downloader&d2=1&dynamicname=MigUplaod_Downloader&filename=MigUplaod_Downloader

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