xnu5qikoql.exe

Box Rock

This is the installer/setup program for a Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application xnu5qikoql.exe by Box Rock has been detected as adware by 13 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:
Box Rock  (signed and verified)

MD5:
ebda232cd9f0305dd445d8be3715c1b5

SHA-1:
9c4470e29a5d535871eeccf4832f7ade627ce7a5

SHA-256:
aba26bed949129a39df3098d1c241d93f44026860a7fe448e6f589618f258432

Scanner detections:
13 / 68

Status:
Adware

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

Analysis date:
4/20/2024 8:46:41 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.SwiftBrowse
2014.12.22

Avira AntiVirus
ADWARE/BrowseFox.Gen
7.11.197.30

avast!
BrowseFox-EZ [PUP]
141214-1

AVG
Generic
2015.0.3253

Dr.Web
infected with Trojan.BPlug.181
9.0.1.05190

ESET NOD32
Win32/BrowseFox.C potentially unwanted application
7.0.302.0

G Data
NSIS.Application.BrowseFox
14.12.24

Malwarebytes
PUP.Optional.BPlug
v2014.12.22.05

McAfee
Artemis!EBDA232CD9F0
5600.6909

NANO AntiVirus
Trojan.Win32.BPlug.dfsehz
0.28.6.64267

Reason Heuristics
PUP.BoxRock.K
14.12.22.5

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.141220

VIPRE Antivirus
Threat.4150696
35418

File size:
569.8 KB (583,432 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\xnu5qikoql.exe

Digital Signature
Signed by:

Authority:
VeriSign, Inc.

Valid from:
10/7/2014 2:00:00 AM

Valid to:
10/3/2015 1:59:59 AM

Subject:
CN=Box Rock, O=Box Rock, 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:
1125198B1C5DF8CC1185255178F1DAFC

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:sLuAHZicJzMa1s15Ap/G/8/3D0Fw/tN8dkmLtpHHHrh7Qby1kaPBa7MDf:sbZf6j8/z0FmcLbH1QO6a5a7Mr

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...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

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