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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:
9fb4fb4f1d539d2817d9301f8062062a

SHA-1:
124906d2ae2f2e82f295149184ec7adbe36c8ad6

SHA-256:
1e080897a448d8ed376a3e3f7ff717a9b9aab3894df62f817407c0a7ed74ca77

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:
5/2/2024 6:28:01 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.TomorrowSoftware.SpiralMedia.Bundler (M)
15.12.22.7

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:Rrt1YpDDa7GtreqfiTZIyR6no1P3V6mf2:rGU0rBfgIu6nopVA

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 12 URLs.

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74353&cb=-1090926696&executable=1198105

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74353&cb=790673542

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74353&cb=1643427416&executable=1198105

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74353&cb=1926308148&executable=1198105

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74353&cb=1291597442&executable=1198105

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74353&cb=1164305923&executable=1198105

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74353&cb=579251738&executable=1198105

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74353&cb=9788378&executable=1198105

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74353&cb=-1865669414&executable=1198105

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74353&cb=834046585&executable=1198105

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74353&cb=-549177519&executable=1198105

http://files4.downloadnet253.com/dl-pure/.../?bc=1188307&checksum=74353&cb=-2029341740&executable=1198105

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