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ghostman.exe

Say Media Group

The installer utilizes the installCore download manager which may bundle additional offers for various ad-supported toolbars, extensions and utilities. The application ghostman.exe by Say Media Group has been detected as adware by 11 anti-malware scanners. The program is a setup application that uses the installCore installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from installer.gameoff-prod.appspot.com and multiple other hosts.
Publisher:
Say Media Group  (signed and verified)

MD5:
f1286e47b1680393e9c38bcd7d551d96

SHA-1:
a29b9a11373256b2fbc3b328e0ffb41c357c06a6

SHA-256:
627db8cd770c5ed22b80b15650422984d73befe0cf6eac2c7fe88e5b3aeb6e81

Scanner detections:
11 / 68

Status:
Adware

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Description:
This 'download manager' is also considered bundleware, a utility designed to download software (possibly legitimate or opensource) and bundle it with a number of optional offers including ad-supported utilities, toolbars, shopping comparison tools and browser extensions.

Analysis date:
4/19/2024 7:56:14 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
Adware/InstallCore.A.289
7.11.164.242

AVG
Generic
2015.0.3395

Comodo Security
Application.Win32.InstallCore.GGTA
19052

Dr.Web
Trojan.MulDrop5.10078
9.0.1.05190

ESET NOD32
Win32/InstallCore.OK potentially unwanted application
7.0.302.0

K7 AntiVirus
Trojan
13.182.12926

Malwarebytes
PUP.Optional.InstallCore.A
v2014.08.02.12

McAfee
CryptInno
5600.7051

Reason Heuristics
PUP.SayMediaGroup.I
14.7.27.14

Sophos
Install Core Click run software
4.98

VIPRE Antivirus
Threat.4788237
31208

File size:
699.1 KB (715,880 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

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

Digital Signature
Signed by:
Say Media Group

Authority:
COMODO CA Limited

Valid from:
4/30/2013 8:00:00 PM

Valid to:
5/1/2014 7:59:59 PM

Subject:
CN=Say Media Group, O=Say Media Group, STREET=1 Habarzel Street, L=Tel Aviv, S=Israel, PostalCode=69710, C=IL

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
58BF7ADB4EB9F96866B03020027FBE43

File PE Metadata
Compilation timestamp:
6/19/1992 6:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:sxFay9obZPJTxJxPvkLLT39HvsPJmbTL8e3n/GV5mYqxsupApkps2ZvX2t:sxFNwpJVJCjxvsPMbTF3/GjmMuKXWvA

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, BF, A9, FF, FF, E8, 5E, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.7947

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file ghostman.exe has been seen being distributed by the following 2 URLs.

http://installer.gameoff-prod.appspot.com/download?gamename=ghostman&installertype=shortcut&cid=271275&clickid=05_14704564_a5b40e29-e023-490d-89df-b0e39652fec9&d2=518041,5185748

http://dl.game-time.co/.../donwload?CID=271275&AFID=305044&ADID=[=ADID=]&AffiliateReferenceID=20uC3R47cQqzHUJ.3w.56v1wGAYj000.&PUBID=518041&SUBID=122081&ce_cid=20uC3R47cQqzHUJ.3w.56v1wGAYj000.&__tc=1399127480667&fileName=exename

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