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msgr11us.exe

Yahoo! Messenger

RICH MEDIA SYSTEMS INC.

The application msgr11us.exe by RICH MEDIA SYSTEMS INC has been detected as a potentially unwanted program by 16 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The installer uses the OpenCandy monitzation platform which will donwload and install offers in the setup for potentially unwanted software including ad/search-supported toolbars. The file has been seen being downloaded from yahoo-messenger.ar.1800download.com and multiple other hosts.
Publisher:
RICH MEDIA SYSTEMS INC.  (signed and verified)

Product:
Yahoo! Messenger

Version:
1.0.0.0

MD5:
aed03b5ca93d7f7680c7b722a45a66b4

SHA-1:
16634a63b4c459fc812db5ef1314da5296d42902

SHA-256:
2787e2b566e7c0a97c0b9de33fe04456a08272d44c9cdb2f13f5a6864abbc2ef

Scanner detections:
16 / 68

Status:
Potentially unwanted

Explanation:
Packages the OpenCandy software bundler that offers to install additional software and may include web browser add-ons and toolbars which display advertising (based on publisher settings and geo context).

Analysis date:
12/26/2024 1:25:09 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AVG
OpenCandy
2016.0.3067

Baidu Antivirus
Adware.Win32.OpenCandy
4.0.3.15625

Clam AntiVirus
Win.Trojan.Agent-855157
0.98/21511

Dr.Web
Adware.Downware.10304
9.0.1.0176

ESET NOD32
Win32/OpenCandy.C potentially unsafe (variant)
9.11817

G Data
Win32.Adware.OpenCandy
15.6.25

K7 AntiVirus
Trojan
13.205.16308

Malwarebytes
PUP.Optional.OpenCandy
v2015.06.25.11

McAfee
Artemis!AED03B5CA93D
5600.6723

NANO AntiVirus
Riskware.Win32.Downware.dqybgj
0.30.24.2086

Panda Antivirus
PUP/OpenCandy
15.06.25.11

Qihoo 360 Security
HEUR/QVM42.0.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.RICHMEDIASYSTEMS.Installer (M)
15.6.25.23

Trend Micro House Call
TROJ_GEN.R002H05EV15
7.2.176

VIPRE Antivirus
Trojan.Win32.Generic
41300

File size:
418 KB (428,080 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

Common path:
C:\users\{user}\downloads\msgr11us.exe

Digital Signature
Signed by:
RICH MEDIA SYSTEMS INC.

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):
6144:KiucV66WQYfKij9TgPHKLm47z+W+qnzPuJ2h5KQ+hR17snLrsAAQ/SoIpfn358:KiuqW1vSa3tJYa5QR+nL4c/2f358

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:
7.8820

Packer / compiler:
Nullsoft install system v2.x

Code size:
24 KB (24,576 bytes)

The file msgr11us.exe has been seen being distributed by the following 14 URLs.

http://yahoo-messenger.ar.1800download.com/get_azure_file/wUiS4WnYccXBwj pXP7oQlssmV89fDKkEgq0OYjBvqA862/soGp3yd4HP0ykYrj2LTPllEZTcWmJEfuuHbA1wKtrh8yeDR7IpnvqBwX9unGtiPbDpZrSl2lZ98ps1wAARn3kADx/hsIv7CC5UGeTUuoFlJLzPHQNabs4PUVMZO32Vz88ZpuGcwkpz6vmGDRhPJf5kuc0BHu7oFGMlvlmFsf1MJvsOmNXhsu8Gesimx8X7o/6hhvyb6p/hXj/.../44JDjzR1iZyyQ5y1Xz9Ke

http://yahoo-messenger.1800download.com/get_azure_file/wUiS4WnYccXDyCf4UfO5CV530RJ0YyqsWxLzZdbB/LJusjrj/z0xiI5QehKlerC/NXW20gEQcjrOTvusQb82x7tmwsacBgSV9GzyD0zl CLrmf6SpNzSg2pOpJczkV4BXnKtGGgsyJY79WjwW2GTUuEfn4XgNnJEdux6egoEcKX0XGg5IZrcLVgoiqv2ECQgeoD7w Z2BGuwoB6LjvQvDpO3YsO8ZDJW2cuvS7Z4y0hX/4O h1ryfKtzhSflCcxX/.../44JDjzR1iZyyQ5y1Xz9Ke

http://yahoo-messenger.1800download.com/get_azure_file/wUiS4WnYccXBwj zXP7oQkEsml0kPDu1E1v4ZtbB4Kt2tCersGMrwdoKL0Hjbbn1P3G3g15eOHHaRLXzTfclyPpqxsyPBgqD9GzyD0zl yLrmf6IpNjQmiBBo58ixxFQXzWtCzRnldEivSH5UHHZGehOw4TrMj0VYbw3LRsdOOz9VHBtJ43cLVgoi6v2VX97LNq1kv8 TWO5uEiJxat D9G3dsi8bXNZ3cS0D JnlRwV55qp1Bu4Mvs80m76EcQe5Ma SWug4snPxTF9MvUAENpqbD0xu6GtGRBz2E/.../tmzhQ4kezHa7SJBz9Ke

http://1800dcdn.blob.core.windows.net/dir195/wi/18/33/1/.../msgr11us.exe

http://yahoo-messenger.1800download.com/get_azure_file/wUiS4WnYccXBwj zXP7oQkEsml0kPDu1E1v4Y9bB87pi/269qG542dkMKEXiYan3fHm6ykYObT/YTqu1E/Y9wbNyxcCPDE b/SXqSALlszi1iv/Dr8vT0mlIq4dz2gFQXy tCzZ 18kv9DmvEiPAAulOw57rNjMFb7owLx8IO6S0XHh1apGNNBBhhqbuAGF8JtGtlq4nBSqws1rFjqs1R9LhIYvrLS1O1IK3HOwujVREtdeikAWtLekgyXvzQd1Wrc24SWup6sWCkW8qYrxRTIE4O3wxu6GtGRBz2E/.../tmzhQ4kezHa7SJBz9Ke

http://yahoo-messenger.1800download.com/get_azure_file/wUiS4WnYccXGwj 8XPavWwllklY0NSr6W0 wYd2W9v1jpTDsqSt4yNEcbh6zerClNXK0yxdSMGmeX621E/Y9wrNyxdSWRAaS9T2 VRLlszi1jf/DrNvdk2ZCs55ziVdIRinkGDU2nsQj7GyjBDfGB/9Ow4TrNjcNeu1rbFhTYuayFCZtc43EJx4onui1Snl6Zdinkq5gUD7v8EjE3/VqDoDoOIL3LSRO1Ji3HO0mmRoT6o79iVO7ZKl/hWz/.../rBQfh sOw1QRmNHDOqmkXz9Ke

http://yahoo-messenger.1800download.com/get_azure_file/wUiS4WnYccXBwj qXP7oQkEsnV0kNj2iGhvga5/ZtukkrjyqsGMrwdoGJgTtabv2LSflgxQEYyrJWbW1E/.../MX1PO4nKtTwWi5izqyefa7dPam3EU4oc7wF9FXmTgU2Ahy4Rq7CC5UGeTUuoFlJLzPHQNabs4PUVMZO32Vz88ZpuGcwkpz6vmGDRhPJf5kuc0BHu7oFGMlvlmFsf1MJvsOmNXhsu8GesimBkW74H8hhvybaBn0XXyEcQe5MGxUXvrtpOVkz4rJLxAT5ZkYCsxu6GtHxBzjRWi3J5OFSbzUFKv98 m1QRmNHDOqmsSz9Ke

http://yahoo-messenger.1800download.com/get_azure_file/wUiS4WnYccXAwj uQbjxCggnkkU3LTPkEhv4coWK4fE9rm/8qHpxyMkFbk3hYqmpdzPlggFKOTqGGu2lH7U/wrhnxs3eDQ b7W hWFT8 3G6gefYq9zaknFA4p8xg19QAC/kSmIk3YZrojnxGWmYRbZOgZa5aGgaNexxbE1RZPq1RHE8cszENERhnqqnGCEvasKrj7lqSSqouRnFn/V QsvpYsntZXdWzcO/GOshlg8eroL7h0quMfYhwm60CIxX7M2pQn/7uNKamSYyJO8XV49kM34ru6GtGRBz2E/.../tmzhQ4kezHa7SJBz9Ke

http://yahoo-messenger.1800download.com/.../wUiS4WnYccXBwj zXP7oQkEsml0kPDu1E1v4YdzZp7dvriWi8yE3iYccJgTtab72LTrtmAsHLz7ZWKryRuJigatrh8yZDR7HpnOtHk20snq9geeM7Y6akGIO4otlywBQXzWtDDRnwYtpp2mvSGjASr1YysHlNTEEa7k5bBINOb2zEmh0O8TPLAkjnqqnGCAvatOtjblgTHux8VDNlu1tAoC2M8isZWMDnNO2XuMjlQ9StNap0h 7fKE2nS sEYkEutWwAHPvuYOSmCkiYr9RTsc3OnUx87vzDxE4hBe43J5OECbzRlSnsZGnzQovLHvBvWgXz9Ke

http://xp.yimg.com/gj/msgr/115/.../msgr11us.exe

http://yahoo-messenger.1800download.com/get_azure_file/wUiS4WnYccXBwj sXP7oQkEsnl0kPTqiGh37cteQv A8/yWn9np5iNELJ1Xubb7 PGG3g15ZMmmeT7DkWOlmivwimNSWRAaQ iXqRRev5ySi1qCS7YyGxjYJs55ziVZIRjX Xix zcko9iC5UGGTUuMf2syiPTANev5rcUxQdOzlXTl1fsTccER 2PSmAC1mcof4w wzHGL5uF7Fjqk1WMeve4GkbnNWzZz SqslnlhW89212ErzLaB2nT7/.../qRQfxqYiggx0ufXjFsngVz9Ke

http://yahoo-messenger.1800download.com/get_azure_file/wUiS4WnYccXEwj 8WvauHEA0kxQ8PTK1GR7ga5/Zt kkqSHsqSt4ytEcLFXsK7H/NWH/mQBKOTqGGuGsW781yas/h9SWRAaW9T2/.../VvDoD9KZa8ZDJW2suvFOwhnR4H5sv3jFjyfP4s1Gz6UoYYrJupSDrjspSaiGVxP kcWNloejx27rXyXwhqzRy23c8RW2y4RFjhqMPuxgsnOXXFuGwd1NKe

http://yahoo-messenger.1800download.com/get_azure_file/wUiS4WnYccXEwj 8WvauHEA0kxQ8PTK1GR7ga5/Zt kkqSHsqSt4ytEcLFXsK7H9P3mulA0bcj/dUqzlRKc8gLNhwcyPTl3JoHDlURO0 y7h3KCTvNKbm2BBs9Zp10dJDXymAjU2nsUj7H6yGjrbFa5Xkc3gMzUAaLgxJxwHOOz9VXBtOJeaNBBhhqTuAC8gfYfxw Z2BGqwoAOWyO1nR5i/etCtbGNXnMu F/.../44JDjzR1iZyyQ5y1Xz9Ke

http://yahoo-messenger.1800download.com/get_azure_file/wUiS4WnYccXAwj 1RrjxCgghkkVxZmbzR1 xcteQv U8/zOh/jwnickFbk3lYqn9OWG3g15bOHHMQr21E/Y9xrNyzcOYBQ D9GzyD0zl/iLrmf6SpN/.../JJ HY1l nqqnGCcgcpe7gLVqUXTn5xmMyaE7UdCve4GkbXtOm4WvFqounhcH7Jr2zlL7ZLgszni0CIxX7M2pQHr7uNKaniYyMe8fEJY2enUisui1QFk2zBexkp5aRmS0FAawqZnu1Ux8amDP4WAV1dKe

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