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complimentary letter hotel example.exe

BesT insTall TLl

This is the OutBrowse Revenyou installer which bundles offers for additional third party applications that may be unwanted and installed without consent. The application complimentary letter hotel example.exe by BesT insTall TLl 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. The file has been seen being downloaded from getr.0120b.info.
Publisher:
ZYGGV  (signed by BesT insTall TLl)

Product:
ZYGGV

Version:
3703.1562.1198.4718

MD5:
c161625b705dffb14b5f201ed4f4033d

SHA-1:
caf5b4dae1a21590a318157340f83aa29b82f454

SHA-256:
9a3b90e2c623d54c2c7f2f21b64a2e9e4fd516d9cb3f6d25240c4e8f4a051c02

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 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:
11/5/2024 11:43:06 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Outbrowse.BesTinsTallTLl (M)
15.10.9.23

File size:
660.3 KB (676,168 bytes)

Product version:
3703.1562.1198.4718

Copyright:
ZYGGV

Trademarks:
ZYGGV

File type:
Executable application (Win32 EXE)

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

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\complimentary letter hotel example.exe

Digital Signature
Signed by:
BesT insTall TLl

Authority:
thawte, Inc.

Valid from:
5/31/2015 8:00:00 AM

Valid to:
1/28/2016 7:59:59 AM

Subject:
CN=BesT insTall TLl, O=BesT insTall TLl, L=Dublin, S=Dublin, C=IE

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

Serial number:
6412C2E114728AB3B20AD0BC651CBE42

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:nPXyyU/sdgdCI8NEjGXZZS3WBoCMWux4S8m3OSqy+jJSyfc8vy4h:n/yyVKW/Bz7uuSUSq6/86

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...
 
[+]

Entropy:
7.9582

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file complimentary letter hotel example.exe has been seen being distributed by the following URL.

http://getr.0120b.info/.../1433231001/1433231001?61070454407YWR0LjU7azkxNi4uJWQ2ODMrLSJsNjIwOComajgtInBraWN1XHRqXGlhPVxpbHBlaWlganBha3MkMilsYW9wYXIeLC9oaHRhZyEuMF5yYG1pbGEhYHVuWmdoY2dhaWA5X29mamtpZmVqb11ueR4sL2xedHBgbiEyKWJudF5sIS0sYXhaZ29sXiZiZGhhblpnZD1cb2lraGVtXmhzYWt5IS0saGVtbmRyHjIsY2twZWUfMTBeeF1obGhlH14wPSw3LzAsLDAfXjE9KSZgLjktJmJdbm42MS4hdmVwNio

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