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6faa2b34_stp.exe

AppEnable

This is the installer/setup program for a Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application 6faa2b34_stp.exe by AppEnable has been detected as adware by 17 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages. It is also typically executed from the user's temporary directory.
Publisher:
AppEnable  (signed and verified)

MD5:
d986e5258654e1a6592f97b3edd81e8a

SHA-1:
855d81453266dd52ec145c40560ee3b0dd366e90

SHA-256:
8048c94142838e8fa9ca868a7393047d7a92b500e2f36a107ea2537a20d07fbd

Scanner detections:
17 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
4/23/2024 6:44:25 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
Adware/BrowseFox.aok
7.11.188.94

avast!
NSIS:BrowseFox-D [PUP]
2014.9-141124

AVG
Generic
2015.0.3281

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.141124

Dr.Web
Trojan.BPlug.181
9.0.1.0328

ESET NOD32
Win32/BrowseFox
8.10770

G Data
NSIS.Application.BrowseFox
14.11.24

K7 AntiVirus
Trojan
13.185.14113

Malwarebytes
PUP.Optional.BPlug
v2014.11.24.02

McAfee
Artemis!D986E5258654
5600.6937

NANO AntiVirus
Trojan.Win32.BPlug.dfsehz
0.28.6.63474

Qihoo 360 Security
Win32/Virus.Adware.1f3
1.0.0.1015

Reason Heuristics
PUP.AppEnable.M
14.11.24.2

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.141122

Sophos
Browse Fox
4.98

Trend Micro House Call
Suspicious_GEN.F47V1123
7.2.328

VIPRE Antivirus
Trojan.Win32.Generic
35078

File size:
569.8 KB (583,448 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\6faa2b34_stp.exe

Digital Signature
Signed by:
AppEnable

Authority:
VeriSign, Inc.

Valid from:
9/2/2014 2:00:00 AM

Valid to:
9/3/2015 1:59:59 AM

Subject:
CN=AppEnable, O=AppEnable, L=San Diego, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
6860DA46B7B1033AEAA52297BEEE857A

File PE Metadata
Compilation timestamp:
12/5/2009 11:52:01 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:KC43qj6iIFr1s15Ap/G/8/3D0Fw/tN8dkmLtpHHHrh7+ztmSyyu:KCFjpIh6j8/z0FmcLbH1+QSyyu

Entry address:
0x30CB

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, 38, 6F, 44, 00, E8, F1, 2B, 00, 00, A3, 84, 6E, 44, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, 9C, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 2E, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, F0, 46, 00, 50, 57, E8, 92, 28, 00, 00...
 
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Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

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