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flashplayer_updater.exe

Stiff Old Neck Co.

The application flashplayer_updater.exe by Stiff Old Neck Co has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a self-extracting archive and installer and has been known to bundle potentially unwanted software. The file has been seen being downloaded from files4.downloadnet1013.com.
Publisher:
Trusted Speedy Software Installer  (signed by Stiff Old Neck Co.)

Product:
Trusted Speedy Software Installer

Version:
97.7.3.8868

MD5:
2b6e3effc4c8873be8d15c6c1ac49d89

SHA-1:
3521355a5f37c3dd8bc63f26249a2e00866235bb

SHA-256:
638743b318117b6891836e62a8e940cfdcee0e5b971475bf898d5d3e43216cab

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
4/20/2024 1:41:28 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.StiffOld.Installer (M)
16.7.3.17

File size:
875.4 KB (896,400 bytes)

Product version:
97.7.3.8868

Copyright:
Copyright (C) 2015

Original file name:
setup.exe

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\flashplayer_updater.exe

Digital Signature
Signed by:
Stiff Old Neck Co.

Authority:
VeriSign, Inc.

Valid from:
7/6/2015 1:00:00 AM

Valid to:
7/6/2016 12:59:59 AM

Subject:
CN=Stiff Old Neck Co., O=Stiff Old Neck Co., L=San Francisco, S=California, 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:
22DF15FD69B77D2AAB7B5052636D8F0B

File PE Metadata
Compilation timestamp:
7/20/2014 4:47:14 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
24576:T/MLKmtvPyHu79twjqUsy9pNg4W7HM81cN+2QHC1h:DiKmHyOZtq1Op7s8sQe

Entry address:
0xC822

Entry point:
E8, 3C, 05, 00, 00, E9, 57, FD, FF, FF, CC, CC, CC, CC, 51, 8D, 4C, 24, 04, 2B, C8, 1B, C0, F7, D0, 23, C8, 8B, C4, 25, 00, F0, FF, FF, 3B, C8, 72, 0A, 8B, C1, 59, 94, 8B, 00, 89, 04, 24, C3, 2D, 00, 10, 00, 00, 85, 00, EB, E9, 8B, FF, 55, 8B, EC, 81, EC, 28, 03, 00, 00, A3, A8, 4B, 41, 00, 89, 0D, A4, 4B, 41, 00, 89, 15, A0, 4B, 41, 00, 89, 1D, 9C, 4B, 41, 00, 89, 35, 98, 4B, 41, 00, 89, 3D, 94, 4B, 41, 00, 66, 8C, 15, C0, 4B, 41, 00, 66, 8C, 0D, B4, 4B, 41, 00, 66, 8C, 1D, 90, 4B, 41, 00, 66, 8C, 05, 8C...
 
[+]

Entropy:
7.9572  (probably packed)

Code size:
51.5 KB (52,736 bytes)

The file flashplayer_updater.exe has been seen being distributed by the following URL.

http://files4.downloadnet1013.com/download/.../dl?bc=1191361&pid=installmetrix&brand=installmetrix.com&aid=35688&c=supcc002_sda6p_cir9a_supcc002_wlsre9p_jlp2d_MSIE_35688_nokws_0724&country=GB&cb=-224298296&filename=FlashPlayer_Updater.exe&productKey=p3kz63nkp6vuvqn6le35zhqpafbck33m&osName=Windows&osVersion=8.1&browserName=IE&browserVersion=11&zTmp=1&executable=1191325

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