internet_download_manager_.exe

VASSANA KONGSOONGNERN

This is the setup program for CoolMirage, a potentially unwanted program (PUP) that display ads on the computer. The application internet_download_manager_.exe by VASSANA KONGSOONGNERN 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. The setup installer will bundle multiple adware offers during download and setup (based on the user's geographical location) including toolbars, extensions and coupon utilities.
Publisher:
VASSANA KONGSOONGNERN  (signed and verified)

MD5:
e4c10bd5442c619597bf7ed4ee349701

SHA-1:
b329ebeedb81b7025719d476881f40c43079aead

SHA-256:
b95198c44c0f71aa717999202d93cb493b5d4b92e0dcb974694a30a39782ed54

Scanner detections:
13 / 68

Status:
Adware

Explanation:
Bundles a number of adware programs in the installer.

Analysis date:
4/30/2025 8:09:33 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Adware-gen [Adw]
2014.9-150125

AVG
Generic
2016.0.3218

Baidu Antivirus
Adware.Win32.1ClickDownload
4.0.3.15125

Dr.Web
Adware.Yontoo.54
9.0.1.025

ESET NOD32
Win32/Adware.1ClickDownload.AJ
9.10921

K7 AntiVirus
Adware
13.188.14426

McAfee
Artemis!E4C10BD5442C
5600.6874

NANO AntiVirus
Trojan.Nsis.Yotoon.deckrr
0.28.6.64267

Qihoo 360 Security
Win32/Virus.Adware.47b
1.0.0.1015

Reason Heuristics
PUP.CoolMirage
15.1.25.16

Sophos
CoolMirage
4.98

Trend Micro House Call
Suspicious_GEN.F47V1223
7.2.25

VIPRE Antivirus
CoolMirage Ltd
36024

File size:
469.6 KB (480,864 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\internet_download_manager_.exe

Digital Signature
Authority:
Thawte, Inc.

Valid from:
10/6/2014 2:00:00 AM

Valid to:
10/7/2015 1:59:59 AM

Subject:
CN=VASSANA KONGSOONGNERN, OU=Individual Developer, O=No Organization Affiliation, L=Phuket, S=Phuket, C=TH

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
7E630B1125BFC2AAB3F8750B7348F18B

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:41 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:Udz4CYLzkRaJXy32aJ6R2jfg5O2jnhlRGylsep:IP4X82bSinhlR9P

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, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The file internet_download_manager_.exe has been seen being distributed by the following 3 URLs.

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