facebook-video-calling.exe

The application facebook-video-calling.exe has been detected as a potentially unwanted program by 15 anti-malware scanners. The program is a setup application that uses the Inno Setup installer, however the file is not signed with an authenticode signature from a trusted source. The setup program uses the ironSource InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from www.updatestar.com.
MD5:
14da08523fe248345ed38b5866146055

SHA-1:
007cbae4a4d2d03e5c3c3db5f2abc6bfc079d9bd

SHA-256:
3dbe090c1ac4676fbe292e2eb4026102896da4a07e82cf2096d1b5528aee10b3

Scanner detections:
15 / 68

Status:
Potentially unwanted

Explanation:
Uses the ironSource InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
4/19/2014 8:05:38 PM UTC  (seven months ago)

Scan engine
Detection
Engine version

Agnitum Outpost
PUA.InstallCore
7.1.1

Avira AntiVirus
APPL/InstallCore.AX
7.11.118.248

Bkav FE
W32.Clodeca.Trojan
1.3.0.4613

Comodo Security
Application.Win32.InstallCore.AX
17417

Dr.Web
Trojan.Packed.24524
9.0.1.0362

ESET NOD32
Win32/InstallCore.ES (variant)
7.9155

F-Prot
W32/A-42c63c6c
v6.4.7.1.166

herdProtect (fuzzy)
2013.12.28.16

K7 AntiVirus
Unwanted-Program
13.174.10469

K7 Gateway Antivirus
Unwanted-Program
13.174.10469

Malwarebytes
PUP.Optional.UpdateStar.A
v2013.12.28.04

Sophos
Install Core Installer
4.95

Trend Micro House Call
TROJ_GEN.F47V1028
7.2.362

Vba32 AntiVirus
3.12.24.3

VIPRE Antivirus
InstallCore.b
24214

File size:
607.9 KB (622,520 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\user\downloads\facebook-video-calling.exe

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:FRkLyMJfsGTtAoXzuOMjtKZ5O4dMfF1/W4OAJE3ERVer+9J:/eyMJfsstN1Hw4dM9ZWNAJEfW

Entry address:
0x98CC

Entry point:
55, 8B, EC, 83, C4, CC, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, FA, 97, FF, FF, E8, 01, AA, FF, FF, E8, 2C, CC, FF, FF, E8, 73, CC, FF, FF, E8, 0A, F3, FF, FF, E8, 71, F4, FF, FF, 33, C0, 55, 68, 76, 9F, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 2C, 9F, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, B0, 40, 00, E8, 9B, FE, FF, FF, E8, 26, FA, FF, FF, 8D, 55, F0, 33, C0, E8, E0, D0, FF, FF, 8B, 55, F0, B8, D8, BD, 40, 00, E8, AB, 98, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, D8, BD, 40, 00, B2, 01, B8...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
36 KB (36,864 bytes)

The file facebook-video-calling.exe has been seen being distributed by the following URL.

The following files closely match facebook-video-calling.exe based on a fuzzy CTPH.

12 / 68    (PUP)
7-zip.exe  [100% match]  (7add1cc1bd332859946298369ba82b909b93d34d)

11 / 68    (Adware)
icreinstall_microsoft-net-framework-client-profile.exe  [100% match]  (e60e9f1b43639ac95c1cdb52b3b9f236c9a76282)

11 / 68    (PUP)
icreinstall_updatestar.exe  [100% match]  (a587da2e86909178380335dd5a8f05c31e45d8cd)

Detection Incidence by Country