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vsntctrl.exe

The application vsntctrl.exe has been detected as a potentially unwanted program by 7 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 installer uses the InstallMonetizer platform which will donwload and install adware toolbars and other potentially unwanted software offers during setup. The file has been seen being downloaded from cdn.shyapotato.us.
MD5:
a61a909100eb71cd360fc818c0eef5e7

SHA-1:
8c5fbd3fbbd8ba5cbfc59ac32c2735ccfa248de3

SHA-256:
b58776df71334f9c126f2f24f8b7927bd112cc423ce2b95e229dd96e35cefe11

Scanner detections:
7 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallMonetizer distribution platform to bundle adware.

Analysis date:
11/5/2024 2:45:47 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Dropper.Generic_c
2014.0.3542

Baidu Antivirus
Trojan.Win32.Agent
4.0.3.131126

Dr.Web
Trojan.DownLoad3.13530
9.0.1.0240

ESET NOD32
Win32/InstallMonetizer.AG
7.8941

MicroWorld eScan
Win32/InstallMonetizer.AD
14.0.0.720

Trend Micro House Call
TROJ_GEN.RCBH1KL
7.2.240

VIPRE Antivirus
Trojan.Win32.Generic
22566

File size:
101.6 KB (104,015 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
1536:GpgpHzb9dZVX9fHMvG0D3XJTDuFTo6LOq3KV/3rG9rjd1V/DOx1ntfaRf2ClV8u9:sgXdZt9P6D3XJ/ozYyNhDqp8Ou7Ybbvw

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...
 
[+]

Entropy:
7.6909

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://cdn.shyapotato.us/nsi/.../vsntctrl.exe

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