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virtualdub-1.10.4 build 35491.exe

VirtualDub

RICH MEDIA SYSTEMS INC.

The application virtualdub-1.10.4 build 35491.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 virtualdub.1800download.com.
Publisher:
RICH MEDIA SYSTEMS INC.  (signed and verified)

Product:
VirtualDub

Version:
1.0.0.0

MD5:
726c60e6d5b44f5ad5ed5f5e19bcce5a

SHA-1:
9400ec34673e798bf8d13e3d581223e3888d3ea0

SHA-256:
5e23837c39a0a05fc813e72e7f16d7539d1772a9c85a2dc844d876c6a8965643

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:
12/26/2024 7:37:02 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
16.7.21.20

File size:
415.7 KB (425,632 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\virtualdub-1.10.4 build 35491.exe

Digital Signature
Signed by:
RICH MEDIA SYSTEMS INC.

Authority:
Symantec Corporation

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

Valid to:
2/18/2016 1:59:59 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 2:53:00 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:IiucV6gQd8pUVePy67HugDlOnXABTM2RAMEEFsX+GtLvpS0F85XKPbYu4v:Iiuzd8pZr7HuGut2aMEECuwLxaldu4v

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:
7.8160

Packer / compiler:
Nullsoft install system v2.x

Code size:
24 KB (24,576 bytes)

The file virtualdub-1.10.4 build 35491.exe has been seen being distributed by the following URL.

http://virtualdub.1800download.com/get_azure_file/wUiS4WnYccXBwj sXP7oQkEsnl0kPjikHRD1cteQv A8/yWn9np5iNEIJ1XmaL/8NnGuyxdSNGmeTbb7TOB10bIjzsWXFQ2X/T3zT0zzsmnp0qmEvNKbm2BIq4d22hcGESf7XnsnicI3/yvkXnPrBeUAnNfiMjMOaadnZ00dOOz9UHBtLYaOf1l3nqq9GCcheoz21ug3CWix8VDMlu0vXcave5ukbnlXnMu/.../tg2w8eroL8h0r5fKE2nS sEZYEutWwAHPruYOTmT4rJLxCRY4vbSZg8L72VF8j0gS7lNdFEybzQFSx59 1m1tgbGDP 2AW18uMc2CjBkvagug4MFykimaUFgF4

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