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l4d2_updater.exe

The executable l4d2_updater.exe has been detected as malware by 1 anti-virus scanner. This file is typically installed with the program Left 4 Dead 2 versión 2.1.1.5 by Strogino CS Portal. While running, it connects to the Internet address mail.bruss.org.ru on port 80 using the HTTP protocol.
MD5:
3b2f5dbf6abc8199b1c380adbc74c25e

SHA-1:
49f257ffd1d685414cc76d8429a05ca430506639

SHA-256:
be2581811e76ac9bfd62ca6709dc3ffa5f0260b642f4172a2f4813c1f1a29d66

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
6/29/2025 1:23:34 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Threat.Win.Reputation.IMP
16.1.19.9

File size:
1.5 MB (1,524,224 bytes)

File type:
Executable application (Win32 EXE)

File PE Metadata
Compilation timestamp:
9/20/2010 8:18:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:9DYoP1JgW1tQ2IXUFTBVx2S8lsdu1Hy+mWdyYoltCeiT1pJfn1iZHrnn6N3fMYMe:9kUQIF2Aa7T3Jfn1iZLnWfOPx

Entry address:
0xCDD08

Entry point:
55, 8B, EC, 83, C4, F0, 53, 56, 57, B8, 4C, BE, 4C, 00, E8, 65, 95, F3, FF, 33, C0, 55, 68, EA, DD, 4C, 00, 64, FF, 30, 64, 89, 20, 33, C0, 55, 68, BB, DD, 4C, 00, 64, FF, 30, 64, 89, 20, A1, 70, 50, 4D, 00, 8B, 00, E8, E1, A6, F9, FF, A1, 70, 50, 4D, 00, 8B, 00, BA, 04, DE, 4C, 00, E8, 88, A1, F9, FF, A1, 70, 50, 4D, 00, 8B, 00, BA, 04, DE, 4C, 00, E8, C7, B2, F9, FF, E8, 66, B2, FA, FF, 84, C0, 75, 43, E8, FD, AF, FA, FF, 83, 78, 08, 00, 74, 14, E8, F2, AF, FA, FF, 8B, 50, 08, A1, 70, 50, 4D, 00, 8B, 00...
 
[+]

Entropy:
7.0914

Developed / compiled with:
Microsoft Visual C++

Code size:
817 KB (836,608 bytes)

The file l4d2_updater.exe has been discovered within the following program.

Left 4 Dead 2 versión 2.1.1.5  by Strogino CS Portal
Bruss.Org.Ru
About 1% of users remove it
 
Powered by Should I Remove It?

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

TCP (HTTP):
Connects to mail.bruss.org.ru  (46.4.39.247:80)

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