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startools_v2.7.exe

EbizNetWorks

The application startools_v2.7.exe by EbizNetWorks has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. It is also typically executed from an Internet Explorer cache folder. The file has been seen being downloaded from down.startools.co.kr.
Publisher:
EbizNetWorks  (signed and verified)

MD5:
2293504e6c9524bfbee8cec19306517e

SHA-1:
98f91b5b863a8db0e6a94a6ac3af99761b84c70f

SHA-256:
2a7a3fca38c922ab944c7ee9a30723e5d060b0b5f2ded418100635172dedc16a

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
11/24/2024 10:16:44 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.EbizNetWorks.Installer (M)
16.3.3.18

File size:
24.3 MB (25,483,352 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\startools_v2.7.exe

Digital Signature
Signed by:
EbizNetWorks

Authority:
Symantec Corporation

Valid from:
11/24/2015 9:00:00 AM

Valid to:
1/23/2018 8:59:59 AM

Subject:
CN=EbizNetWorks, O=EbizNetWorks, L=Gangnam-gu, S=Seoul, C=KR

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
06AF189276E836B12549E30030BFB886

File PE Metadata
Compilation timestamp:
12/6/2009 7:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
393216:2jFoM3VjSTA2KYNFC3n+8V9rjEzSHYE5CkIK2dV8J1EgX0ZkdrNbrgEUus337r7/:2JFjS8ZY/CO8H7BIK+8Xr0elNQtefwj

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:
7.9998

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file startools_v2.7.exe has been seen being distributed by the following URL.

http://down.startools.co.kr/startools/app/.../StarTools_v2.7.exe

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