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facebookchatinstantmessenger.exe

The application facebookchatinstantmessenger.exe 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, however the file is not signed with an authenticode signature from a trusted source. The setup routine uses the RevenYou.Com Pay Per Install platform (OutBrowse) which bundles additional software offers inclduing toolbars, extensions, PC utilities as well as other PUPs. The file has been seen being downloaded from get.down2desk.com.
MD5:
728b8cae735e62c80aae45f5a0a0d6db

SHA-1:
936b4bbc9e1ba28094d9a57944b0057ba159dd24

SHA-256:
4a13ace7dc18c61236949382e0db2b22660d4dfbbc872e8e316400a1bdc61307

Scanner detections:
16 / 68

Status:
Potentially unwanted

Explanation:
Bundles additional adware offers during download and installation using the OutBrowse installer.

Analysis date:
11/15/2024 9:29:45 PM UTC  (today)

Scan engine
Detection
Engine version

AegisLab AV Signature
AdWare.W32.DomaIQ
2.1.4+

Agnitum Outpost
PUA.OutBrowse
7.1.1

AhnLab V3 Security
PUP/Win32.OutBrowse
2014.10.17

Avira AntiVirus
APPL/Downloader.Gen
7.11.179.22

avast!
Adware-gen [Adw]
141003-0

Dr.Web
Threat.Undefined
9.0.1.05190

ESET NOD32
Win32/OutBrowse.M potentially unwanted application
7.0.302.0

Fortinet FortiGate
Riskware/OutBrowse
10/17/2014

F-Prot
W32/Outbrowse.B.gen
v6.4.7.1.166

McAfee
Adware-OutBrowse
5600.6975

NANO AntiVirus
Trojan.Win32.Generic.cthmwf
0.28.2.62671

nProtect
Trojan/W32.Agent.104430
14.10.17.01

Qihoo 360 Security
Malware.QVM06.Gen
1.0.0.1015

Trend Micro House Call
TROJ_GEN.R0CBC0OE314
7.2.290

Trend Micro
TROJ_GEN.R0CBC0OE314
10.465.17

VIPRE Antivirus
Threat.4150696
33706

File size:
102 KB (104,430 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:SgXdZt9P6D3XJUCR5Ky/9XO3jR0eWSzUu/0WG:Se34rRUQ9OzRgW/cR

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://get.down2desk.com/.../Get?p=1831&d=2648&l=2571&n=1&productname=FacebookChatInstantMessenger&d1=11&filename=FacebookChatInstantMessenger

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