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knctr.exe

INSTALLIUM LTD

The application knctr.exe by INSTALLIUM has been detected as adware by 4 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. 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. The file has been seen being downloaded from cdn.pompaap.com.
Publisher:
INSTALLIUM LTD  (signed and verified)

MD5:
71b0fafb527a17ee2cf988ae8b682c9e

SHA-1:
ec72b9e74018a234ea548763f24e92625c297ff2

SHA-256:
b65b6331ea5fa4559b798c74fe9534888e715b80b1aa88c90d2c2c67a2bad01e

Scanner detections:
4 / 68

Status:
Adware

Explanation:
The software may change the browser's home page and search provider settings as well as display advertisements.

Analysis date:
12/25/2024 1:31:03 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3298

Dr.Web
Trojan.Crossrider.36271
9.0.1.0311

K7 AntiVirus
Unwanted-Program
13.185.13866

Reason Heuristics
PUP.INSTALLIUM.F
14.11.7.7

File size:
4.4 MB (4,663,288 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

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

Digital Signature
Signed by:
INSTALLIUM LTD

Authority:
COMODO CA Limited

Valid from:
8/27/2014 8:00:00 PM

Valid to:
8/28/2015 7:59:59 PM

Subject:
CN=INSTALLIUM LTD, O=INSTALLIUM LTD, STREET=1 Habarzel, L=TEL AVIV-JAFFA, S=Israel, PostalCode=69710, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00AA664A4ED27B0B9FCB4D4D95626EDD86

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

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:g5pqdDNA4WQY01+N5GwVZrFNtRruCjN5lu2rECbSBnLDhaaQ:gnKDRl+kQZr5RCCjN5nrEg+DEa

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...
 
[+]

Entropy:
7.9994

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file knctr.exe has been seen being distributed by the following URL.

http://cdn.pompaap.com/.../KNCTR.exe

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