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starzip_badakencoder.exe

EbizNetWorks

The application starzip_badakencoder.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:
5d5d316d148f6a51ab7bfec280de949e

SHA-1:
27239ae2401c8e9c4c3ba9ecd6e67f28d9803022

SHA-256:
956e433befb2b78308bf6d5e3f466d597e5c7f532e3007b05602ec9bdba4299c

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:
5/2/2024 10:43:21 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.EbizNetW.Installer (M)
16.5.9.18

File size:
7.4 MB (7,798,240 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}\starzip_badakencoder.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):
196608:dkcmH7I8o//ee00wlf+hPN50IgIuIpnLZ/6VrDMnjE+Ja3pbI6Y3R:djSa/h00dhF50InR52rDSjEjZbI6SR

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:
7.9982

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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

http://down.startools.co.kr/starzip/app/.../starzip_badakencoder.exe

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