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instagram_downloader_setup.exe

DownloadManager.exe

Optimum Installer

This adware bundler is distributed through Adknowledge's advertising supported software managers. The application instagram_downloader_setup.exe, “Instagram ” by Optimum Installer has been detected as adware by 36 anti-malware scanners. The program is a setup application that uses the Adknowledge Fusion installer. During install, it bundles potentially unwanted software on a user's computer at the same time without adequate consent. The file has been seen being downloaded from install2.optimum-installer.com.
Publisher:
ADK Apps  (signed by Optimum Installer)

Product:
DownloadManager.exe

Description:
Instagram

Version:
2.1.13

MD5:
3e3d02f03125b7df0675db7c5b7e0340

SHA-1:
4d552545457b89ee5a7c6e8027dc6c8212f5f730

SHA-256:
871508cbfb6031432329a0e63cd0b72ff3c357a8c530bec4f12ccbb5a9b7ad7c

Scanner detections:
36 / 68

Status:
Adware

Explanation:
May bundle additional potentially unwanted software such as adware during setup.

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/18/2024 12:41:40 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Trojan.Generic.8352992
873

Agnitum Outpost
Adware.Agent
7.1.1

AhnLab V3 Security
Adware/Win32.IBryte
2014.06.27

Avira AntiVirus
Adware/Yontoo.aca
7.11.157.46

avast!
Win32:Installer-J [PUP]
2014.9-140806

AVG
Adware Generic5
2015.0.3390

Bitdefender
Gen:Variant.Adware.Graftor.Elzob.24634
1.0.20.1285

Clam AntiVirus
Win.Adware.Ibryte-75
0.98/19073

Comodo Security
ApplicUnwnt.Win32.AdWare.iBryte.H
18683

Dr.Web
Adware.Downware.790
9.0.1.0218

Emsisoft Anti-Malware
Gen:Variant.Adware.Graftor.Elzob.24634
8.14.09.14.05

ESET NOD32
Win32/Adware.iBryte.D application
8.7.0.302.0

Fortinet FortiGate
Riskware/IBryte
8/6/2014

F-Prot
W32/Ibryte.C.gen
v6.4.6.5.141

F-Secure
Gen:Variant.Adware.Graftor.Elzob.24634
11.2014-14-09_1

G Data
Win32.Adware.OptimumInst
14.8.24

herdProtect (fuzzy)
variant of mixxx_setup.exe (Adware)
2014.9.28.14

IKARUS anti.virus
PUA.OptInstall
t3scan.1.6.1.0

K7 AntiVirus
Adware
13.180.12538

Kaspersky
not-a-virus:AdWare.Win32.Agent
14.0.0.3446

Malwarebytes
PUP.Optional.IBryte
v2014.08.06.09

McAfee
Adware-FOO
5600.7046

MicroWorld eScan
Gen:Variant.Adware.Graftor.Elzob.24634
15.0.0.771

NANO AntiVirus
Trojan.Win32.Downware.csnrjj
0.28.0.60475

nProtect
Trojan-Clicker/W32.iBryte.645928
14.06.26.02

Panda Antivirus
Trj/Agent.MIZ
14.09.14.05

Qihoo 360 Security
Malware.QVM10.Gen
1.0.0.1015

Reason Heuristics
PUP.Installer.OptimumInstaller.AA
14.8.8.3

Rising Antivirus
PE:Adware.iBryte!1.6600
23.00.65.14804

Sophos
iBryte Optimum Installer
4.98

SUPERAntiSpyware
PUP.BundleInstaller
10360

Trend Micro House Call
HV_IBRYTE_CG09027B.RDXN
7.2.218

Trend Micro
TROJ_ZYX_BL132899.TOMC
10.465.14

Vba32 AntiVirus
Adware.iBryte
3.12.26.3

VIPRE Antivirus
Threat.4778314
29708

Zillya! Antivirus
Adware.iBryte.Win32.420
2.0.0.1839

File size:
630.8 KB (645,928 bytes)

Product version:
2.1.13

Original file name:
Setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Adknowledge Fusion

Language:
English (United States)

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

Digital Signature
Signed by:
Optimum Installer

Authority:
VeriSign, Inc.

Valid from:
10/11/2012 1:00:00 AM

Valid to:
11/7/2013 11:59:59 PM

Subject:
CN=Optimum Installer, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Optimum Installer, L=Kansas City, S=Missouri, 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:
7C5F27B776ADBBB7943F700066A490BF

File PE Metadata
Compilation timestamp:
1/4/2013 8:32:18 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:06C0w9s0Dj3LF0JNjnmz0w8ajtzBwOhIzcJUE+JpU+xzSJ:0x0w9s0DTLF0PKz0ruBNGoJUSyzSJ

Entry address:
0x45425

Entry point:
E8, BE, DF, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 6A, 00, FF, 75, 14, FF, 75, 10, FF, 75, 0C, FF, 75, 08, E8, 37, E0, 00, 00, 83, C4, 14, 5D, C3, FF, 35, EC, F8, 48, 00, E8, 76, 4F, 00, 00, 59, 85, C0, 74, 02, FF, D0, 6A, 19, E8, F3, A6, 00, 00, 6A, 01, 6A, 00, E8, 36, E3, 00, 00, 83, C4, 0C, E9, 17, E2, 00, 00, 8B, FF, 55, 8B, EC, 8B, 55, 08, 53, 56, 57, 33, FF, 3B, D7, 74, 07, 8B, 5D, 0C, 3B, DF, 77, 1E, E8, 9B, 03, 00, 00, 6A, 16, 5E, 89, 30, 57, 57, 57, 57, 57, E8, CF, C8, FF, FF, 83, C4, 14...
 
[+]

Entropy:
6.3903

Code size:
394.5 KB (403,968 bytes)

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

http://install2.optimum-installer.com/o/.../Instagram_Downloader_Setup.exe

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