acdsee.exe

ACDSee

RICH MEDIA SYSTEMS INC.

The application acdsee.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. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from 1800dcdn.blob.core.windows.net.
Publisher:
RICH MEDIA SYSTEMS INC.  (signed and verified)

Product:
ACDSee

Version:
1.0.0.0

MD5:
30a778e238668b6dffeeb59c7ef1ab61

SHA-1:
7e4bc718452bb649105cbd38eed31222043c5201

SHA-256:
8db01e213978e8cd26403705ada91431e3f176145173457560ba09a8126749a5

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:
8/16/2025 6:06:03 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.RICHMEDIASYSTEMS.Installer (M)
16.1.18.5

File size:
418 KB (428,064 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\acdsee.exe

Digital Signature
Authority:
Symantec Corporation

Valid from:
2/17/2015 7:00:00 AM

Valid to:
2/18/2016 6:59:59 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 6:53:00 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:Siu0h76GZ9bptIpuJjv+5r1fPWRlxT7NK:W0h7HHmuJCPWRlxT70

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:
7.8878

Packer / compiler:
Nullsoft install system v2.x

Code size:
24 KB (24,576 bytes)

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

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