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screen-marker.exe

Des

PlatformPrompt (Alpha Criteria Ltd.)

The application screen-marker.exe, “Des Setup ” by PlatformPrompt (Alpha Criteria) has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. 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 www.giftchuckleflash.com.
Publisher:
Dogosifuso   (signed by PlatformPrompt (Alpha Criteria Ltd.))

Product:
Des

Description:
Des Setup

Version:
2.6.5.0

MD5:
6378e75bed2c45227126cedac37f1b2f

SHA-1:
bd49ddd04919a5d997302f879a04516bfe10c9ff

SHA-256:
fa676c9a8a1bc065aa46b9d12f1d2dd29b2ed04b0a08a1553ccf54ae7cae271c

Scanner detections:
1 / 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 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:
12/25/2024 1:36:10 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AC (M)
16.8.11.1

File size:
952 KB (974,848 bytes)

Product version:
3.4.8

Copyright:
Stub Web

File type:
Executable application (Win32 EXE)

Bundler/Installer:
installCore (using Inno Setup)

Common path:
C:\users\{user}\downloads\screen-marker.exe

Digital Signature
Signed by:
PlatformPrompt (Alpha Criteria Ltd.)

Authority:
GlobalSign nv-sa

Valid from:
12/16/2015 2:17:26 PM

Valid to:
9/2/2016 2:02:46 PM

Subject:
CN=PlatformPrompt (Alpha Criteria Ltd.), O=PlatformPrompt (Alpha Criteria Ltd.), L=Tel Aviv, C=IL

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112111817CD313A533F2A76178D4452F81A6

File PE Metadata
Compilation timestamp:
6/20/1992 1:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:x7vDPwUFhDqNzcU16jVXw4VXNLnMXugux2TrhbIC:xjzwUFJqpKpVxnMXvq2TdbIC

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, 53, C9, FF, FF, E8, 9A, 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:
7.9091

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

Code size:
37 KB (37,888 bytes)

The file screen-marker.exe has been seen being distributed by the following URL.

http://www.giftchuckleflash.com/e5Du4KISgxapVGv6njN2GllsShOfZ8fFWBRJrmD6nxYJzRYUdFBcxrl1BfID8ulg6Qk8RE74YkLYhTcwvu2vOxDaCpLJDAtIH7hBeGNrsbBrMxeHh8cS5pjso2gwRcbiK_RUNIVwA7e X6m_wyKXHzeHpuuHnDEle5yjx_Ynbfys17Pv5zkb3umRyy_pw49ukxs0Ce6U-G1QAAGRgnq2tGclM1gkbcOASBTwNOqANG2NnqjTq9H5flyC_0HwcZ7ctShLBkKD02z_QUz_y6y36a6N0KXqnaNP2HwvXj39R_oBeRAkaYXCCQhg=

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