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dc1_offer_200.exe

Goobzo LTD

The application dc1_offer_200.exe by Goobzo has been detected as adware by 11 anti-malware scanners. It runs as a scheduled task under the Windows Task Scheduler triggered to execute each time a user logs in. While running, it connects to the Internet address server-54-192-47-55.fra6.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Goobzo LTD  (signed and verified)

Version:
2.2.0.999

MD5:
2aff6cefc5843264f9743db9bff73859

SHA-1:
1d986bb53c4160956c35968a16faa9906f4cd002

SHA-256:
e389b8d776c86ede68e94a29e7d517687c16ab0484b539dd5df3fc72fca8804b

Scanner detections:
11 / 68

Status:
Adware

Explanation:
May modify the web browser's settings including changing the homepage and search provider in addition to delivering ads (by injecting banner and text-links directly in the webpage).

Analysis date:
4/26/2024 11:57:28 PM UTC  (a few moments ago)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.CrossRider
2014.12.22

Avira AntiVirus
ADWARE/CrossRider.Gen
7.11.197.30

AVG
Skodna
2015.0.3253

Dr.Web
Adware.Downware.9407
9.0.1.0356

ESET NOD32
Win32/SpeedBit (variant)
8.10913

G Data
Win32.Application.GoobZo
14.12.24

Kaspersky
not-a-virus:Downloader.NSIS.Agent
14.0.0.2759

NANO AntiVirus
Trojan.Win32.Agent.dkmzgb
0.28.6.64267

Panda Antivirus
Generic Malware
14.12.22.07

Reason Heuristics
PUP.Task.Goobzo.N
14.12.22.7

VIPRE Antivirus
Goobzo
35978

File size:
1.1 MB (1,185,664 bytes)

Product version:
2.2.0.999

Copyright:
Copyright (C) 2014

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\installer\installgeforce_20409\dc1_offer_200.exe

Digital Signature
Signed by:
Goobzo LTD

Authority:
Thawte, Inc.

Valid from:
5/2/2013 9:00:00 AM

Valid to:
5/3/2015 8:59:59 AM

Subject:
CN=Goobzo LTD, O=Goobzo LTD, L=Haifa, S=Israel, C=IL

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

Serial number:
120B25DDE57B88636AD4D97D23B99C88

File PE Metadata
Compilation timestamp:
12/22/2014 6:40:17 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
24576:L0zmjfQQiF1Opzd7FMV+DjfLlh4dmvQ+TIu3HjLcSjTtLXDK0AuDSbXOS:ghQiF1OpzdK8nff4L+TIu3HvPPtLXO0E

Entry address:
0x5968F

Entry point:
E8, BE, E0, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, 8B, 54, 24, 0C, 8B, 4C, 24, 04, 85, D2, 74, 7F, 0F, B6, 44, 24, 08, 0F, BA, 25, 08, BA, 4D, 00, 01, 73, 0D, 8B, 4C, 24, 0C, 57, 8B, 7C, 24, 08, F3, AA, EB, 5D, 8B, 54, 24, 0C, 81, FA, 80, 00, 00, 00, 7C, 0E, 0F, BA, 25, 80, 87, 4D, 00, 01, 0F, 82, F6, E1, 00, 00, 57, 8B, F9, 83, FA, 04, 72, 31, F7, D9, 83, E1, 03, 74, 0C, 2B, D1, 88, 07, 83, C7, 01, 83, E9, 01, 75, F6, 8B, C8, C1, E0, 08, 03, C1, 8B, C8, C1, E0, 10, 03, C1, 8B, CA, 83, E2...
 
[+]

Entropy:
6.6290

Code size:
632.5 KB (647,680 bytes)

Scheduled Task
Task name:
Installer_geforce

Trigger:
Logon (Runs on logon)


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

TCP (HTTP):
Connects to tlb.hwcdn.net  (69.16.175.42:80)

TCP (HTTP):
Connects to server-54-192-47-9.fra6.r.cloudfront.net  (54.192.47.9:80)

TCP (HTTP):
Connects to server-54-192-47-55.fra6.r.cloudfront.net  (54.192.47.55:80)

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