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tsmuxer_1.10.6_downloader.exe

Cheng Du VTools Information Technology

The application tsmuxer_1.10.6_downloader.exe by Cheng Du VTools Information Technology has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. While running, it connects to the Internet address download.instalki.pl on port 80 using the HTTP protocol.
Publisher:
Cheng Du VTools Information Technology  (signed and verified)

MD5:
d43a3ad523a5002f420bc4d6e578b446

SHA-1:
0b70e5f66f3e27b804bde6d558d2c3ca48f00c27

SHA-256:
a9a52263fedbfdb585d268534cafcf54e432a45950dca252da77e5f7a2570012

Scanner detections:
1 / 68

Status:
Potentially unwanted

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:
12/24/2024 3:42:11 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
17.2.3.2

File size:
781.8 KB (800,592 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\downloads\tsmuxer_1.10.6_downloader.exe

Digital Signature
Signed by:
Cheng Du VTools Information Technology

Authority:
VeriSign, Inc.

Valid from:
12/10/2011 8:00:00 AM

Valid to:
1/25/2014 7:59:59 AM

Subject:
CN=Cheng Du VTools Information Technology, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Cheng Du VTools Information Technology, L=ChengDu, S=SiChuan, C=CN

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
1B5D68E0AFA12E8F1159C668DD228431

File PE Metadata
Compilation timestamp:
8/2/2013 1:58:58 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

Entry address:
0x1CE6C0

Entry point:
60, BE, 00, 90, 53, 00, 8D, BE, 00, 80, EC, FF, 57, 83, CD, FF, EB, 10, 90, 90, 90, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46, 83, F0, FF, 74, 75, D1, F8, 89...
 
[+]

Packer / compiler:
UPX 2.90LZMA

Code size:
600 KB (614,400 bytes)

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

TCP (HTTP):
Connects to download.instalki.pl  (188.165.16.132:80)

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