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ytddownloader.exe

YTD Video Downloader

RICH MEDIA SYSTEMS INC.

The application ytddownloader.exe by RICH MEDIA SYSTEMS INC has been detected as a potentially unwanted program 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. The file has been seen being downloaded from ytd-video-downloader.joydownload.com and multiple other hosts.
Publisher:
RICH MEDIA SYSTEMS INC.  (signed and verified)

Product:
YTD Video Downloader

Version:
1.0.0.0

MD5:
65388ff0214cb28a45e4063ed25b97a5

SHA-1:
6d7c95fd975a5e54893c368fb440d01cb30e3ec3

Scanner detections:
1 / 68

Status:
Potentially unwanted

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.

Analysis date:
4/26/2024 6:01:57 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.RICHMEDIASYSTEMS.Installer (M)
16.1.11.11

File size:
415.9 KB (425,888 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\Documents and Settings\{user}\My documents\downloads\ytddownloader.exe

Digital Signature
Signed by:
RICH MEDIA SYSTEMS INC.

Authority:
Symantec Corporation

Valid from:
2/17/2015 5:30:00 AM

Valid to:
2/18/2016 5:29:59 AM

Subject:
CN=RICH MEDIA SYSTEMS INC., O=RICH MEDIA SYSTEMS INC., L=HENDERSON, S=Nevada, C=US

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
3F87144C25AF8BCF29F29C5A1FEEF4BA

File PE Metadata
Compilation timestamp:
5/20/2013 5:23:00 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:siuR9SGjwxxduOKTb6fSh1gql6U7a31Du4vua:wR9SGjwAbbxl6mEq4vt

Entry address:
0x331C

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, 30, 92, 40, 00, 89, 6C, 24, 14, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, BC, 70, 40, 00, 55, FF, 15, AC, 72, 40, 00, 6A, 08, A3, 98, 92, 42, 00, E8, A8, 2E, 00, 00, A3, E4, 91, 42, 00, 55, 8D, 44, 24, 34, 68, B4, 02, 00, 00, 50, 55, 68, 90, 06, 42, 00, FF, 15, 7C, 71, 40, 00, 68, 7C, 93, 40, 00, 68, E0, 81, 42, 00, E8, 13, 2B, 00, 00, FF, 15, 34, 71, 40, 00, BB, 00, 40, 43, 00, 50, 53, E8, 01, 2B, 00, 00...
 
[+]

Entropy:
7.8123

Packer / compiler:
Nullsoft install system v2.x

Code size:
24 KB (24,576 bytes)

The file ytddownloader.exe has been seen being distributed by the following 11 URLs.

http://ytd-video-downloader.joydownload.com/get_azure_file/wUiS4WnYccXDyCf4UfO5CV530RJ0YyqsWxLwYNbB/Kdi8COn9j0t1o9Rahm7N qoajGuyxdSNmmeTbD7Tac8gLNhw8yPTkjFq3C/Uhqo6S/qyeuE5ozKmiBBop8iwAwWRn3 AD9 18kr9DmlGXGSA7ZbwtWmbmlTN/5xPRNMOa39RD47asWNLBoonqD2GWUvfo/ghKV1VyvvoFGWlv5oAZe1dsuub3JXnMu F/.../44JDnzR1jZybWsyke29PBMnCtRkXamvEy

http://ytd-video-downloader.joydownload.com/get_azure_file/wUiS4WnYccXBwj sXP7oQkEsnl0kPTqiGxz1cteQv I253eq ysyl4pHaAW7erC/NXG8ykYRdjeRXbDzTeoql YnmprCVljEvT3zT0z0smnm0qHDpZrSk2lZopIiiBZIVny1Tnpnn4Aj/yHoW3GSA7ZewtW dCUMK7M1JQpIavGjCT08asWNLBgonuK9RjQuIY/z2q4/CGOo5xKPxb05FpnkesOqanNc1sa6FOov3BcW55q91AzqZel/.../zRIgoiHZTC2EAmImvEy

http://ytd-video-downloader.joydownload.com/get_azure_file/wUiS4WnYccXBwj sXP7oQkEsnl0kPTqiGxz1cteQv A8/yan9np5ktEPJgTtabv2LSflgxQEYyrJWbW1E/Y9wblq1o/.../lXyx zcko i77UmCaRbVUw4TrMz0VPuBuegoEcKX2UXBtMYqackRl0v27Q3JwOpunmbgnBSqwsVDdxaY4Fpn esCkfXJbzcr F oujV1MuZr2zlL9ZLh0lSmgBt1Wrc25SWu28IOb2SYnbaQEHNppZjhgounkFxhrnFL0xdYHGS3rFAzhqNnuwQU3aC2Y7D9Wz9KQOnCiV0PamvEy

http://ytd-video-downloader.joydownload.com/get_azure_file/wUiS4WnYccXEwj 8WvauHEA0kxQ8PTK1Gh/ga5/ZtOM8/zGn4SgumpJLbxv1Y/j2PXO20h0cZn7KQr3yR6hjnP4 mJnMU1nT7SS7BkT9qj/7mf6SpNjSg2JZqtY6gF9QEi/zGDU2nsUj7Cn4X2CdR65Xi83iPSVEMe0gJEEFMqS0XHl1apeXcgkpz6vmGDQmf5f5kuc3BHvl8UjE3/.../hWXiV5sCqZnnHCi95tOOz2R1db0AT4I3Kypr8LvlSAhq1xyx09hDGirpBQj7qNnuxAU3fiuQqmFX19zZInOqQEfYmvEy

http://ytd-video-downloader.joydownload.com/get_azure_file/wUiS4WnYccXEwj 8WvauHEA0kxQ8PTK1Gh/ga5/ZtukkqzyqsGMxwd0EP0Xlbbj4OGG3g15eOHHZU6n WuAlyOBqxcKYAA X ib6Ck20sni1mbWI svT0mlOq4cxgVBEUWSsSTR2ntFwp3/.../WlKi98 m2Vpta2DP 2AX18uQaSa6ThjXifEy

http://ytd-video-downloader.joydownload.com/get_azure_file/wUiS4WnYccXEwj 8WvauHEA0kxQ8PTK1Gh/ga5/ZtOM8/zGn4SgumpJLbxv1Y/.../9Gk2UrzLaB3nT6lBN1Wrc25SWu28IOb2SYnbaQEHNppZjhgounkFxhrnFL0xdYHGS3rFAzhqNnuxAU3fiuQqmFX19zZInOqQEfYmvEy

http://ytd-video-downloader.joydownload.com/get_azure_file/wUiS4WnYccXAwj 1RrjxCgghkkVxZmbzR1 xcteQv A8/zyn9np5iNEMJ1Xkb6n3fHm/ykYbazeeELCtGb50ybtq1oLZFQfS9S7yHkflszi1iP/D7oCMg2gIq5A6kVRAUXCiGDU2nsUj7H6yGjrbFa5Xkc3gMzIAaLk0Kx4GOOz9V3p1apqXZVt 3eihUHo3c8b40 0/HCD 5keJxas5W4/pL4XwMy4Ni5T/D JnlR4f/.../zRIgoiHZTC2EAmImvEy

http://ytd-video-downloader.joydownload.com/get_azure_file/wUiS4WnYccXEwj /TeqjC1c0kw48PjyiHRv7Y9Xaseh152H0sD4rl44cJgTtabz2LTr4lAAHdT3QRLjzTfcplvE11s3eDQ6b7Wu8Hk20snq1mfTDpZrSkGNBs8FpwBUeBT/iSGJnn4Aj/CvwSCrdFKEakZO0aCpTN/5sc0deZ/q1RHE8cs3ENEJ72LPvUSwncpfx1v8 TWO5uEiMxat D8u3ccntZXNWzZ7 D JnlRof/.../44JDnzR1jZybWsyke29PBMnCtRkXamvEy

http://ytd-video-downloader.joydownload.com/get_azure_file/wUiS4WnYccXAwj uQbjxCggnkkU3LTPkEhr4coOQp h152L0sC8rlY9RagT1Y/j2PHmumQ0MIGjPEeutCrYw0bIjzsWXFU/Iqz3zVUz2szi1jf/D 5GYyCEes55piVRGUXGnAzZ2ncYivSH7WmmLFOUfiJuwfnJFNKs5bBINM6XlHz4rZYiXck59kfW7VXh5J9SmhK8nBSqwtFDdyqAwUMf/.../86k2UrzLaBznT6kAcpe6sCpSDrjt5uCzHV8MqRIBo48PnUx abzSUUm0ErvhokRUTK0TljhqNnuxAU3fiuQqmFX19zZInOqQEfYmvEy

http://sdnsoftorg.blob.core.windows.net/fas/wi/1/37/1/.../ytddownloader.exe

http://ytd-video-downloader.joydownload.com/get_azure_file/wUiS4WnYccXEwj /TeqjC1c0kw48PjyiHRz0ZNjasuh152b0sDErn8kFbk3lYqn/.../hWXiV9Ibt5PuHGS97NbOxnNxM MBV49 M3wpoqT SQhqzRy23c9GESniAgrhqNnuwQU3aC2Y7D9Wz9KQOnCiV0PamvEy

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