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trolatuntuninstall.exe

The application trolatuntuninstall.exe has been detected as adware by 5 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 trolatunt by trolatunt. 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.
MD5:
d2452c4d42ffe04348304001e4fff9e0

SHA-1:
fb5c9c7e86826755ea0d592d59808c4daf9c0202

SHA-256:
5283ba5e1cf6fd0e4eb5a3b8bba56c04ef55b0ced919705af8e1350b2b2caec5

Scanner detections:
5 / 68

Status:
Adware

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

Analysis date:
4/24/2024 1:05:06 AM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.14724

Clam AntiVirus
Win.Adware.Linkular
0.98/19185

ESET NOD32
Win32/BrowseFox
8.10144

Reason Heuristics
Adware.Yontoo.S
14.7.23.20

SUPERAntiSpyware
Adware.BrowseFox/Variant
10465

File size:
233.6 KB (239,185 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\Program Files\trolatunt\trolatuntuninstall.exe

File PE Metadata
Compilation timestamp:
12/6/2009 1:52:01 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:eZ+110ry7eEc/1RWBT5DPF5qedN03Zm/G/Hchk:CG7eH1s157dN0s/G/8i

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...
 
[+]

Entropy:
7.9116

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

Program Uninstaller
Program name:
trolatunt

Display publisher:
trolatunt

Display version:
2014.07.22.000744

Uninstall string:
C:\Program Files (x86)\trolatunt\trolatuntuninstall.exe


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