facebookchatinstantmessenger_downloader_by_facebookchatinstantmessenger.exe

The application facebookchatinstantmessenger_downloader_by_facebookchatinstantmessenger.exe has been detected as a potentially unwanted program by 10 anti-malware scanners. The program is a setup application that uses the Nullsoft Install System installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from download.r.worldssl.net.
MD5:
976543bcdfb843a81f5b05ac5cc8ec6c

SHA-1:
e3857d1bce09398bd89618d900b4e6e25cb3162c

SHA-256:
4853fb3cae7bf00cf95679e08e14520ffd698fb326489010f8e43b132c8374c1

Scanner detections:
10 / 68

Status:
Potentially unwanted

Explanation:
This is part of the Crossrider Internet browser extension framework which may modify the user's web browser settings including changing the home and search pages.

Note:
Crossrider is the owner of a platform that enables the creation of cross-browser extensions by developers but is not the owner of this detected application.

Analysis date:
12/26/2024 7:24:06 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Malware-gen
2014.9-150228

Baidu Antivirus
Adware.Win32.Somoto
4.0.3.15228

Bkav FE
HW32.Packed
1.3.0.6379

Dr.Web
Trojan.Packed.27860
9.0.1.059

ESET NOD32
Win32/Somoto.P potentially unwanted
9.11234

NANO AntiVirus
Trojan.Win32.Agent.defdgq
0.30.0.296

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

SUPERAntiSpyware
PUP.Somoto/Variant
10026

Trend Micro House Call
TROJ_GEN.R0C1H07BI15
7.2.59

VIPRE Antivirus
Trojan.Win32.Generic
37908

File size:
235.9 KB (241,568 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Nullsoft Install System

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

File PE Metadata
Compilation timestamp:
12/17/2010 9:14:08 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.56

CTPH (ssdeep):
6144:uSPeE3/0oEXyRhxsl9gOrCPMFSyAWUDHHg6J7rpn/xZX:VPeU/0oEhXg4LHUDHHgKr93X

Entry address:
0x39B4

Entry point:
55, 89, E5, 57, 56, 53, 81, EC, 7C, 01, 00, 00, E8, 43, 48, 00, 00, 83, EC, 0C, 68, 01, 80, 00, 00, E8, EE, 44, 00, 00, 6A, 00, E8, 57, 48, 00, 00, 6A, 08, A3, C8, 34, 7A, 00, E8, B1, 28, 00, 00, 6A, 00, 68, 60, 01, 00, 00, A3, 78, 35, 7A, 00, 8D, 85, 90, FE, FF, FF, 50, 6A, 00, 68, A4, A2, 40, 00, E8, 9C, 47, 00, 00, 83, EC, 0C, 68, A5, A2, 40, 00, 68, A8, 35, 7A, 00, E8, EF, 2A, 00, 00, 83, C4, 18, E8, AA, 44, 00, 00, 52, 52, 50, 68, 00, C0, 7A, 00, E8, DA, 2A, 00, 00, 57, 6A, 00, E8, E5, 43, 00, 00, 83...
 
[+]

Entropy:
7.7677  (probably packed)

Code size:
29 KB (29,696 bytes)

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