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download-tc850_b8.exe

Total Commander

Innovative Systems LLC

The application download-tc850_b8.exe by Innovative Systems has been detected as adware by 14 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The installer uses the OpenCandy monitzation platform which will donwload and install offers in the setup for potentially unwanted software including ad/search-supported toolbars. The file has been seen being downloaded from total-commander.joydownload.ru and multiple other hosts.
Publisher:
Innovative Systems LLC  (signed and verified)

Product:
Total Commander

Version:
1.0.0.0

MD5:
eac4e3a03fff4b2bb3741d6a5d5782e0

SHA-1:
9229b019ab9f742f5fe1073a5e61ed17ec567cc3

SHA-256:
bd0b9e791ecefa9bc679e8756bc73463f671d76495b6d3b0c7f4a4f54dde5dd2

Scanner detections:
14 / 68

Status:
Adware

Explanation:
Packages the OpenCandy software bundler that offers to install additional software and may include web browser add-ons and toolbars which display advertising (based on publisher settings and geo context).

Analysis date:
11/25/2024 3:45:08 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.OpenCandy
2014.11.30

Avira AntiVirus
APPL/Downloader.Gen
7.11.189.144

AVG
OpenCandy
2015.0.3275

Baidu Antivirus
Adware.Win32.OpenCandy
4.0.3.141129

Clam AntiVirus
Win.Trojan.Agent-803351
0.98/21511

Dr.Web
Adware.OpenCandy.55
9.0.1.0333

ESET NOD32
Win32/JoyDownloader
8.10800

K7 AntiVirus
Unwanted-Program
13.186.14174

Malwarebytes
PUP.Optional.OpenCandy
v2014.11.29.12

McAfee
Artemis!EAC4E3A03FFF
5600.6931

Qihoo 360 Security
HEUR/QVM42.0.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.InnovativeSystems.R
14.11.29.12

Trend Micro House Call
Suspicious_GEN.F47V1119
7.2.333

File size:
496.7 KB (508,616 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\download-tc850_b8.exe

Digital Signature
Signed by:
Innovative Systems LLC

Authority:
VeriSign, Inc.

Valid from:
5/19/2014 4:00:00 AM

Valid to:
5/20/2015 3:59:59 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 3:52:48 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:ZQCKlwyFOHpOiH0E9Vpw/JJFVO2wW8hYFPThwStec:qCKqyFOHpOiHXRw/qW8hi7Vtec

Entry address:
0x331F

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, 30, 92, 40, 00, 89, 6C, 24, 14, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, BC, 70, 40, 00, 55, FF, 15, AC, 72, 40, 00, 6A, 08, A3, D8, 7A, 7A, 00, E8, A8, 2E, 00, 00, A3, 24, 7A, 7A, 00, 55, 8D, 44, 24, 34, 68, B4, 02, 00, 00, 50, 55, 68, D0, EE, 79, 00, FF, 15, 7C, 71, 40, 00, 68, 7C, 93, 40, 00, 68, 20, 6A, 7A, 00, E8, 13, 2B, 00, 00, FF, 15, 34, 71, 40, 00, BB, 00, 20, 7B, 00, 50, 53, E8, 01, 2B, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
24 KB (24,576 bytes)

The file download-tc850_b8.exe has been seen being distributed by the following 2 URLs.

http://total-commander.joydownload.ru/get_azure_file/wUiS4WnYccXBwj qXP7oQkEsm10kPjikChOxat/Zp6BvuXf1 2J3wJgELk31LuKoLXj/yldSIGKMGPusW78xyas1jIbERVmD9HbyDUL2vnm9jvTRqNKbm2VBs8Nv3wEXFmSsSTR3ntEq/jnxGWmaSq4FkZPzPHQNarMgLR0dOOz9UnBtLpeScwkpz6vmEyw3LNq1j7FqXz2n9gnHmf8DVpqjJYr7fXof1cO3D61gjRZW54n3n1nqZel/.../rbH4QEcw0ELllc9PUCbjDB s4IjvhAUiNGCD4TRAgp6QInnl

http://total-commander.joydownload.ru/get_azure_file/wUiS4WnYccXAwj 1RrjxCgghkkVxZmbzR1 xcteQv A8/yan9np5ktELJgTtabv2LSflgxQEYyrJWbW1E/Y9wrxq1oLCQ13N4nynURum5i/qyefa7dPem3Ed/slk1hdQXzWtCDRnl8M79WjwWWmLAOUI2syiPTQNergyLAoEcKX0XGg5IZrcLVgoj6v2EyYmao6x2 8/.../6aax9liutQMVe5NXiGi37uNKamCYyZbNRTsc3PXUx5rv7SAhqzRyy1tdWR3OmWFGs8s75g1wtO3Kr6mIKiJGGInnl

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