microsoft toolkit 2.5.3.exe

Trusted Apps DDd

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application microsoft toolkit 2.5.3.exe by Trusted Apps DDd 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 OutBrowse Revenyou installer.
Publisher:
Trusted Apps DDd  (signed and verified)

MD5:
3a5fbfb3f37e43c080bd942e9cf0b12d

SHA-1:
a625c7b42000cf6421589cfe3a7b82c9b30023c1

SHA-256:
c889b4dddf4fc220a1308a67a4a5f567705d585fae9549d47ed62c4e3c4d8e2a

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
12/27/2024 10:27:27 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.TrustedAppsDDd.Bundler (M)
16.3.8.10

File size:
600.6 KB (615,000 bytes)

File type:
Executable application (Win32 EXE)

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

Common path:
C:\users\{user}\downloads\microsoft toolkit 2.5.3.exe

Digital Signature
Authority:
thawte, Inc.

Valid from:
2/19/2015 1:00:00 AM

Valid to:
1/28/2016 12:59:59 AM

Subject:
CN=Trusted Apps DDd, O=Trusted Apps DDd, L=Dublin, S=Dublin, C=IE

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

Serial number:
2A6EDA1BDEEDEEB7996DA37C61AE9E92

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:M9clTGEs/J7Q5XD45DDzjLJidCNH0AOw16oFfWyRIYGyaM9aARY:M9aaBhB5HLJgo7OK6oFOiFla/

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...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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