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sd_us.exe

WebAppTech Coding LLC

The software will display additional offers (such as adware) during installation including a browser toolbar/extension as well as advertising injection software (part of the Injekt brand). The application sd_us.exe by WebAppTech Coding 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 NSIS (Nullsoft Scriptable Install System) installer. It is also typically executed from the user's temporary directory.
Publisher:
WebAppTech Coding LLC  (signed and verified)

MD5:
0ca5cfca9644a83029fa47f1b32dcd2d

SHA-1:
3f53c581363debbf75f2e2793d18ae2cd8c88118

SHA-256:
0192a1b009ce9735a18de3619e52f18f27a582deae2bed46a0231b184a1920c9

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Injects display ads (banner ads), in-text ads, interstitial ads, or other types of ads in the web browser as well as alters the browsers settings (home page, search, DNS, and security protocols).

Analysis date:
4/25/2024 2:58:11 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Injekt.WebAppTe.Installer (M)
16.5.15.22

File size:
3.7 MB (3,854,944 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\19842\sd_us.exe

Digital Signature
Signed by:
WebAppTech Coding LLC

Authority:
VeriSign, Inc.

Valid from:
12/23/2013 6:00:00 PM

Valid to:
12/24/2014 5:59:59 PM

Subject:
CN=WebAppTech Coding LLC, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=WebAppTech Coding LLC, L=Grandville, S=Michigan, C=US

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:
1A6411A4888DF6223DF9C572F9BE2E96

File PE Metadata
Compilation timestamp:
6/6/2009 4:41:48 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:QbimqnixwA6Yyj1hgo0OUjaDKc3WJa1KQdBimqnixwL:Q+mPp611hsOBDDiUd8mPC

Entry address:
0x30CB

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 38, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9932

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

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