zebaruninstall.exe

The application zebaruninstall.exe has been detected as adware by 3 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. This is the uninstaller utility registered in the Windows Control Panel for the program Zebar by Zebar. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
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MD5:
3fa5ce6b0ca4168d516ca482492f1bc1

SHA-1:
a1a4c4474e652525e92d779236df1ad56db74bc3

SHA-256:
1f0a77d741ccf28b7745fef4b7e7cc54a74792a0bc6e7247d1aecd4adb3601cd

Scanner detections:
3 / 68

Status:
Adware

Explanation:
This is the installer/uninstaller for the Yontoo branded (zebar) adware program. The main protgram is desigend to deliver advertisements to the user's web browser through injection.

Analysis date:
12/10/2016 9:50:00 AM UTC  (today)

Scan engine
Detection
Engine version

Antiy Labs AVL
Trojan/Win32.TSGeneric
1.0.0.1

Reason Heuristics
Threat.Win.Reputation
15.6.14.10

SUPERAntiSpyware
Adware.BrowseFox/Variant
10552

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File size:
235.6 KB (241,297 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\Program Files\zebar\zebaruninstall.exe

File PE Metadata
Compilation timestamp:
12/5/2009 5:52:01 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:HZrq3/rBsYXJtoeOkag/B7RWBu8W2tQrThDUcuOIzo49In3Zm/GqMHJGULzDMa:HZ+11/oeJ/1RWBT5yZ403Zm/G/Hc/a

Entry address:
0x30CB

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, 38, 6F, 44, 00, E8, F1, 2B, 00, 00, A3, 84, 6E, 44, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, 9C, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 2E, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, F0, 46, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

Program Uninstaller
Program name:
Zebar

Display publisher:
Zebar

Display version:
2014.06.10.130153

Uninstall string:
C:\Program Files\Zebar\Zebaruninstall.exe


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