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mytmpinstaller.exe

appS MArkeT ABc

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application mytmpinstaller.exe by appS MArkeT ABc has been detected as adware by 18 anti-malware scanners. The program is a setup application that uses the OutBrowse Revenyou installer. According to AVG, this software downloads additional adware offers during setup. It is also typically executed from the user's temporary directory.
Publisher:
appS MArkeT ABc  (signed and verified)

MD5:
65f6929e3b79a520e03d9be8574b94dc

SHA-1:
f178aa266f5990e2d3b4c74f955722e90d8f5b4b

SHA-256:
79f12927e1e0f71e25723472ab2571ee473fe3e23d49a90662d24d24cbf66363

Scanner detections:
18 / 68

Status:
Adware

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

Description:
This is an installer which may bundle legitimate applications with offers for additional 3rd-party applications that may be unwanted by the user. While the installer contains an 'opt-out' feature this is not set be defult and is usually overlooked.

Analysis date:
4/25/2024 3:17:46 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Dropped:Adware.Generic.1227201
5651644

AhnLab V3 Security
PUP/Win32.OutBrowse
2015.04.19

Avira AntiVirus
PUA/Outbrowse.Gen
3.6.1.96

avast!
Malware-gen
150319-1

AVG
Downloader
2016.0.3135

Bitdefender
Dropped:Adware.Generic.1227201
1.0.20.545

Emsisoft Anti-Malware
Dropped:Adware.Generic.1227201
8.15.04.19.07

ESET NOD32
Win32/OutBrowse.BU potentially unwanted application
7.0.302.0

Fortinet FortiGate
Adware/OutBrowse
4/19/2015

F-Secure
Dropped:Adware.Generic.1227201
11.2015-19-04_1

K7 AntiVirus
Adware
13.202.15641

Malwarebytes
Trojan.Agent.RDLED
v2015.04.19.07

McAfee
Program.Adware-OutBrowse.e
5600.6791

MicroWorld eScan
Dropped:Adware.Generic.1227201
16.0.0.327

Quick Heal
Adware.NSIS.OutBrowse.A
4.15.14.00

Reason Heuristics
Threat.Outbrowse.Bundler
15.4.19.3

Trend Micro House Call
Suspici.D7F6FAFE
7.2.109

VIPRE Antivirus
Threat.5085447
38882

File size:
576.9 KB (590,760 bytes)

File type:
Executable application (Win32 EXE)

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

Language:
Turkish (Turkey)

Common path:
C:\users\{user}\appdata\local\temp\mytmpinstaller.exe

Digital Signature
Signed by:
appS MArkeT ABc

Authority:
thawte, Inc.

Valid from:
4/16/2015 3:00:00 AM

Valid to:
1/28/2016 1:59:59 AM

Subject:
CN=appS MArkeT ABc, O=appS MArkeT ABc, L=Dublin, S=Dublin, C=IE

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
599E23B6FADF4A9F0FD1CBDC8F6BDD6A

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:pmGWXKFNwx0yxvZdCC++y+jRUZRuu1H16lY6S0YCt43hZZNvTlyZJ/:pmS8iUvt++yKO3uu1HOo0K/luZ

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, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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