flstudio_10.0.exe

The application flstudio_10.0.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 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 mega.nz and multiple other hosts. While running, it connects to the Internet address 65.07.24ae.ip4.static.sl-reverse.com on port 80 using the HTTP protocol.
MD5:
34597e05a5f76f7d60153ec4ef3459d5

SHA-1:
4ce66abf8f95798fbef42d836e756e21bf4c1edf

SHA-256:
36fca732be20b79cf17cea568ffa4396455e543bde2763b116b3748909f65bdd

Scanner detections:
3 / 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:
4/19/2024 7:20:00 PM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
8.8496

Reason Heuristics
PUP.OpenCandy.Installer (L)
16.11.29.22

Rising Antivirus
Trojan.Win32.Generic.12848628
23.00.65.14508

File size:
207.5 MB (217,559,329 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

File PE Metadata
Compilation timestamp:
12/6/2009 7:50:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6291456:r/epluKRYQWePGmW2HKLFXW3JKKA6eCaFK5ihI0:zHKRYQTPGmW2HKxXW3J9eJI0

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Entropy:
8.0000

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file flstudio_10.0.exe has been seen being distributed by the following 14 URLs.

https://mega.nz/temporary/.../V9hT2LTD

http://download1076.mediafire.com/uajxyt41nx1g/.../flstudio_10.0.exe

https://mega.nz/temporary/.../aFFTSDSI

http://download2162.mediafire.com/yrh86hsbb8ig/.../flstudio_10.0.exe

https://onedrive.live.com/download.aspx?cid=1D5BA8A920C6CC9A&authKey=!Aq3gYGqQLWXIBHU&resid=1D5BA8A920C6CC9A!776736&ithint=.exe

http://s5972.chomikuj.pl/File.aspx?e=HghQg-OxZJ3Hl6sUaNCjHZMa4XZM2nXiANOExXImRRDYXyAv-LDNOcfhadwAHpTu3WHFEdYlcKONhRyfpZifCitqC7JbflJT4Gyn7OIguMedPRG5qhTCNRrRbl6gHA-s6czT9PbTJqd9MofPlpXRaw&pv=2

temp:flstudio_10.0.exe

The executing file has been seen to make the following network communication in live environments.

TCP (HTTP):
Connects to 65.07.24ae.ip4.static.sl-reverse.com  (174.36.7.101:80)

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