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nkofteikolqvs.exe

The application nkofteikolqvs.exe has been detected as adware by 18 anti-malware scanners. The program is a setup application that uses the Nullsoft Install System installer, however the file is not signed with an authenticode signature from a trusted source. It is built using the Crossrider cross-browser extension platform. While the file utilizes the Crossrider framework and delivery services, it is not owned by Crossrider. It is also typically executed from the user's temporary directory.
Version:
1.35.9.29

MD5:
98f6ed7179fd0cf17c31def66a202d02

SHA-1:
4a945736c0d790fc9f9485a160ab80493e06cb1b

SHA-256:
09640a1e3bec36b4126d93223e097906a82823a0dbfd60e1755a05530cccba05

Scanner detections:
18 / 68

Status:
Adware

Explanation:
This is part of the Crossrider Internet browser extension framework which may modify the user's web browser settings including changing the home and search pages.

Note:
Crossrider is the owner of a platform that enables the creation of cross-browser extensions by developers but is not the owner of this detected application.

Analysis date:
4/19/2024 8:59:09 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.JS.Mplug.A
838

AegisLab AV Signature
AdWare.NSIS.Indirect
2.1.4+

avast!
Adware-PR [PUP]
141003-0

Bitdefender
Adware.JS.Mplug.A
1.0.20.1460

Dr.Web
infected with Trojan.Crossrider.35214
9.0.1.05190

Emsisoft Anti-Malware
Adware.JS.Mplug
8.14.10.19.05

ESET NOD32
JS/Toolbar.Crossrider.B potentially unwanted application
7.0.302.0

F-Secure
Adware.JS.Mplug
11.2014-19-10_1

G Data
Adware.JS.Mplug
14.10.24

Malwarebytes
PUP.Optional.CrossRider.A
v2014.10.19.05

McAfee
Artemis!0679C9F3DA09
5600.6972

MicroWorld eScan
Adware.JS.Mplug.A
15.0.0.876

NANO AntiVirus
Trojan.Win32.Crossrider.dgkhbg
0.28.2.62671

nProtect
Adware.JS.Mplug.A
14.10.19.01

Reason Heuristics
PUP.Downloader.N
14.10.19.16

Rising Antivirus
PE:Malware.Obscure!1.9C59
23.00.65.141017

Trend Micro House Call
Suspici.8741AFC0
7.2.292

Vba32 AntiVirus
Trojan.GoogUpdate
3.12.26.3

File size:
5 MB (5,276,498 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Nullsoft Install System

Language:
English (United States)

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

File PE Metadata
Compilation timestamp:
12/4/2012 1:55:02 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.22

CTPH (ssdeep):
98304:uGznlaWCZ44TGtjPu3k2opoL8OcXSIaw3soCaPTFYOIqvtol:uusWtrlPu3k2oVOcjagJkqql

Entry address:
0x4323

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, AC, 01, 00, 00, FF, 15, 74, C3, 44, 00, C7, 04, 24, 01, 80, 00, 00, FF, 15, 58, C4, 44, 00, 53, C7, 04, 24, 00, 00, 00, 00, FF, 15, 98, C4, 44, 00, 56, A3, 40, 3B, 44, 00, C7, 04, 24, 08, 00, 00, 00, E8, 8D, 3B, 00, 00, A3, 9C, 3B, 44, 00, 8D, 85, 84, FE, FF, FF, 57, C7, 44, 24, 10, 00, 00, 00, 00, C7, 44, 24, 0C, 60, 01, 00, 00, 89, 44, 24, 08, C7, 44, 24, 04, 00, 00, 00, 00, C7, 04, 24, 01, B3, 40, 00, FF, 15, AC, C4, 44, 00, 83, EC, 14, C7, 44, 24, 04, 02, B3, 40, 00, C7...
 
[+]

Entropy:
7.9963  (probably packed)

Code size:
34.5 KB (35,328 bytes)

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