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flvplayer.exe

VASSANA KONGSOONGNERN

This is the setup program for CoolMirage, a potentially unwanted program (PUP) that display ads on the computer. The application flvplayer.exe by VASSANA KONGSOONGNERN has been detected as adware by 10 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The setup installer will bundle multiple adware offers during download and setup (based on the user's geographical location) including toolbars, extensions and coupon utilities. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from s1freehdsportzappcom.maynemyltf.netdna-cdn.com and multiple other hosts.
Publisher:
VASSANA KONGSOONGNERN  (signed and verified)

MD5:
f8d6c7e2d4bd227a0b6254559c4407a0

SHA-1:
f001378b8d8eacb1045a3cb789c482af07bf1829

SHA-256:
774ec3677f98eedb6744db3355ceeed3327b249027b07579e9a009e5c24b7f50

Scanner detections:
10 / 68

Status:
Adware

Explanation:
Bundles a number of adware programs in the installer.

Analysis date:
5/4/2024 12:40:20 PM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3244

Baidu Antivirus
Adware.NSIS.Yontoo
4.0.3.141230

Dr.Web
Adware.Downware.8319
9.0.1.0364

ESET NOD32
Win32/Adware.1ClickDownload.AJ
8.10941

K7 AntiVirus
Adware
13.188.14484

Kaspersky
not-a-virus:AdWare.NSIS.Yontoo
14.0.0.2717

NANO AntiVirus
Trojan.Nsis.Yotoon.deckrr
0.30.0.64448

Reason Heuristics
PUP.VASSANAKONGSOONGNERN.J
14.12.30.15

Sophos
CoolMirage
4.98

VIPRE Antivirus
CoolMirage Ltd
36196

File size:
382.9 KB (392,080 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\flvplayer.exe

Digital Signature
Signed by:
VASSANA KONGSOONGNERN

Authority:
Thawte, Inc.

Valid from:
10/5/2014 8:00:00 PM

Valid to:
10/6/2015 7:59:59 PM

Subject:
CN=VASSANA KONGSOONGNERN, OU=Individual Developer, O=No Organization Affiliation, L=Phuket, S=Phuket, C=TH

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
7E630B1125BFC2AAB3F8750B7348F18B

File PE Metadata
Compilation timestamp:
12/5/2009 5:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:5skUSdFKslx1ODs64IudJgqII44Om85sIXRY7071yTN0ffj98Tn4FbrbZQ3LfAsk:51zl7ODsXdJgQHB868m7071XnZ8Tn4IW

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:
7.8636

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file flvplayer.exe has been seen being distributed by the following 2 URLs.

http://s1freehdsportzappcom.maynemyltf.netdna-cdn.com/download/.../FLVPlayer_marmar_injection_fs_large.exe

http://directddl.installdaddysa.netdna-cdn.com/download/.../FLVPlayer_marmar_injection_fs_large.exe

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