offer_downloader.exe

Innovative Systems LLC

The application offer_downloader.exe by Innovative Systems has been detected as adware by 10 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer.
Publisher:
Innovative Systems LLC  (signed and verified)

MD5:
47a2eb08daf79fba11f8c3bf5f2212c2

SHA-1:
4990a2e5c73e3a5ae70fc1c50820018e3481a2b9

SHA-256:
ab167b5d1ac5715cec5f0df190105208e1e334f53306b6d91bb95975a388ab9f

Scanner detections:
10 / 68

Status:
Adware

Analysis date:
1/20/2018 10:28:58 AM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
APPL/Downloader.Gen
7.11.175.122

AVG
Sevas
2015.0.3333

Baidu Antivirus
Adware.Win32.JoyDownloader
4.0.3.14103

Dr.Web
Adware.Downware.5295
9.0.1.0276

ESET NOD32
Win32/JoyDownloader
8.10484

K7 AntiVirus
Unwanted-Program
13.183.13521

K7 Gateway Antivirus
Unwanted-Program
13.183.13521

McAfee Web Gateway
BehavesLike.Win32.Dropper.kc
7.6989

Reason Heuristics
PUP.InnovativeSystems.Q
14.10.3.10

VIPRE Antivirus
Sevas-S Installer
33536

File size:
68.9 KB (70,544 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\roaming\rmi\offer_downloader.exe

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
5/19/2014 2:00:00 AM

Valid to:
5/20/2015 1:59:59 AM

Subject:
CN=Innovative Systems LLC, O=Innovative Systems LLC, L=Dnepropetrovsk, S=Dnepropetrovska oblast, C=UA

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:
450EACFE8D673E82864CE46BC1A92FCA

File PE Metadata
Compilation timestamp:
5/20/2013 1:52:54 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
1536:7Io0KC0rA+wA1+lWe1YzIN4Romu/TmL2W6lVVzU9a:7YKCiARAoWe1YzIN45pL2W+Q9a

Entry address:
0x31B1

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, D8, 92, 40, 00, 89, 6C, 24, 14, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, 34, 71, 40, 00, 55, FF, 15, AC, 72, 40, 00, 6A, 08, A3, 58, 92, 42, 00, E8, 90, 2E, 00, 00, A3, A4, 91, 42, 00, 55, 8D, 44, 24, 34, 68, B4, 02, 00, 00, 50, 55, 68, 58, 06, 42, 00, FF, 15, 7C, 71, 40, 00, 68, C0, 92, 40, 00, 68, A0, 81, 42, 00, E8, FB, 2A, 00, 00, FF, 15, 38, 71, 40, 00, BB, 00, 40, 43, 00, 50, 53, E8, E9, 2A, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to ec2-23-21-66-175.compute-1.amazonaws.com  (23.21.66.175:80)

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