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18.exe

The application 18.exe has been detected as a potentially unwanted program 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. The file has been seen being downloaded from patch.checksquarespot.com.
MD5:
99077a37b2231ca36fd3799f4a289916

SHA-1:
b9e52151c4d230ef3f640be463a221af7fa990b2

Scanner detections:
3 / 68

Status:
Potentially unwanted

Analysis date:
4/19/2024 3:32:43 PM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Adware.Win32.BHO
4.0.3.16227

Dr.Web
Trojan.Searcher.1040
9.0.1.058

Malwarebytes
PUP.Optional.Zwangi.A
v2016.02.27.02

File size:
2.3 MB (2,431,433 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\Documents and Settings\{user}\Local settings\temp\{random}.tmp\18.exe

File PE Metadata
Compilation timestamp:
2/17/2007 7:48:44 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
49152:LLIfM8//BqJLTGyzfs/o6UYv47IOcJ6uU0++hT65Xo9A8rVBe6CNR:LLIfd/BqJLTb36deITJK0+ETimc6Cb

Entry address:
0x32CE

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 14, 70, 91, 40, 00, 33, F6, C6, 44, 24, 10, 20, FF, 15, 30, 70, 40, 00, 53, FF, 15, 74, 72, 40, 00, A3, 10, 48, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 20, FD, 41, 00, FF, 15, 5C, 71, 40, 00, 68, 94, 92, 40, 00, 68, 60, 3F, 42, 00, E8, 49, 28, 00, 00, FF, 15, B8, 70, 40, 00, BF, 00, A0, 42, 00, 50, 57, E8, 37, 28, 00, 00, 53, FF, 15, 0C, 71, 40, 00, 80, 3D, 00, A0, 42, 00, 22, A3, 60, 47, 42, 00, 8B, C7, 75, 0A...
 
[+]

Entropy:
7.9967

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file 18.exe has been seen being distributed by the following URL.

http://patch.checksquarespot.com/download/zinkwink/1_1/.../basicserve_bscsrvlink1.exe

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