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kakaotalksetup.exe

KakaoTalk

Software Association LLC

The application kakaotalksetup.exe by Software Association has been detected as a potentially unwanted program 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. The installer uses the OpenCandy monitzation platform which will donwload and install offers in the setup for potentially unwanted software including ad/search-supported toolbars. The file has been seen being downloaded from jdcdnnet.blob.core.windows.net.
Publisher:
Software Association LLC  (signed and verified)

Product:
KakaoTalk

Version:
1.0.0.0

MD5:
7c866eaa88111774e91fc1d09f620b64

SHA-1:
44eacb8bb333046a97fbbdbd37ff8875c26f29fd

SHA-256:
046408ed41a4523e11045ad965b309ad09289b75e31706ad200355e74bffe51d

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
Packages the OpenCandy software bundler that offers to install additional software and may include web browser add-ons and toolbars which display advertising (based on publisher settings and geo context).

Analysis date:
5/21/2024 12:02:41 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.OpenCandy.Software.Installer (M)
16.5.13.4

File size:
418 KB (428,032 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

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

Digital Signature
Signed by:
Software Association LLC

Authority:
DigiCert Inc

Valid from:
1/13/2015 1:00:00 AM

Valid to:
1/21/2016 1:00:00 PM

Subject:
CN=Software Association LLC, O=Software Association LLC, L=Dnepropetrovsk, S=Dnipropetrovs'ka Oblast', C=UA

Issuer:
CN=DigiCert SHA2 Assured ID Code Signing CA, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
0E1FC80B1C57AD69AA6F8D65D1CF90CF

File PE Metadata
Compilation timestamp:
5/20/2013 1:53:00 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:ZiufYXKzdKjSGH8jFl6Z1IwdVHnwnW97w0HpI6M:rfYXsdQtmKZ1IwLKWO+M

Entry address:
0x331C

Entry point:
81, EC, D4, 02, 00, 00, 53, 55, 56, 57, 6A, 20, 33, ED, 5E, 89, 6C, 24, 18, C7, 44, 24, 10, 30, 92, 40, 00, 89, 6C, 24, 14, FF, 15, 34, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, BC, 70, 40, 00, 55, FF, 15, AC, 72, 40, 00, 6A, 08, A3, 98, 92, 42, 00, E8, A8, 2E, 00, 00, A3, E4, 91, 42, 00, 55, 8D, 44, 24, 34, 68, B4, 02, 00, 00, 50, 55, 68, 90, 06, 42, 00, FF, 15, 7C, 71, 40, 00, 68, 7C, 93, 40, 00, 68, E0, 81, 42, 00, E8, 13, 2B, 00, 00, FF, 15, 34, 71, 40, 00, BB, 00, 40, 43, 00, 50, 53, E8, 01, 2B, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
24 KB (24,576 bytes)

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

http://jdcdnnet.blob.core.windows.net/fas/wi/8/31/1/.../kakaotalksetup.exe

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