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kmpaddedcode_oppercd.exe

Spiral Media

The application kmpaddedcode_oppercd.exe by Spiral Media 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 Tomorrow Software Installer installer. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from files4.downloadnet253.com and multiple other hosts.
Publisher:
Spiral Media  (signed and verified)

Product:
Spiral Media

Version:
78.6.1.397

MD5:
a4e7970099e50e89b6ed8774439145c1

SHA-1:
6d765daa46d0b7d0dec386c1852676c4da4f13a6

SHA-256:
9bf47871cfe08ff0cf258a8c03aee7d11c6b86bde9590329b9b6d11790f13b75

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

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:
5/31/2024 4:52:18 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.TomorrowSoftware.SpiralMedia.Bundler (M)
16.1.4.19

File size:
871.1 KB (892,032 bytes)

Product version:
78.6.1.397

Copyright:
Copyright (C) 2015

Original file name:
setup.exe

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Tomorrow Software Installer

Language:
English (United States)

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

Digital Signature
Signed by:
Spiral Media

Authority:
GoDaddy.com, Inc.

Valid from:
11/20/2015 2:46:38 PM

Valid to:
10/13/2016 4:17:39 PM

Subject:
CN=Spiral Media, O=Spiral Media, L=San Francisco, S=California, C=US

Issuer:
CN=Go Daddy Secure Certificate Authority - G2, OU=http://certs.godaddy.com/repository/, O="GoDaddy.com, Inc.", L=Scottsdale, S=Arizona, C=US

Serial number:
028EC22ABAD314A6

File PE Metadata
Compilation timestamp:
12/20/2014 2:09:33 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
24576:9rt1YpDDa7GtreqfiTZIyR6no1P3V6mf2:/GU0rBfgIu6nopVA

Entry address:
0x464A

Entry point:
E8, 41, 96, 00, 00, E9, 44, 8F, 00, 00, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, CC, 81, EC, 18, 02, 00, 00, 53, 8B, 9C, 24, 20, 02, 00, 00, 55, 56, 57, 8D, 44, 24, 10, 50, 33, FF, 57, 6A, 01, 53, 89, 7C, 24, 20, E8, 7B, 09, 00, 00, 8B, 4C, 24, 20, 8B, F0, 83, C4, 10, 8D, 2C, 0E, 85, F6, 75, 1D, 53, E8, 55, 07, 00, 00, 53, E8, 4F, 07, 00, 00, 83, C4, 08, 8D, 47, 02, 5F, 5E, 5D, 5B, 81, C4, 18, 02, 00, 00, C3, 6A, 02, 53, E8, 26, 06, 00, 00, 8D, 54, 24, 24, 52, 53, E8, DB, 08, 00, 00, 83, C4, 10, 3B, F5...
 
[+]

Entropy:
7.9685  (probably packed)

Code size:
53.5 KB (54,784 bytes)

The file kmpaddedcode_oppercd.exe has been seen being distributed by the following 6 URLs.

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74485&cb=-956375617&executable=1198105

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74485&cb=1721335256&executable=1198105

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74485&cb=-2055057744&executable=1198105

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74485&cb=-1055364356

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74485&cb=-558048067&executable=1198105

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74485&cb=-1988471224&executable=1198105

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