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trotux.exe

Ding Ruan

The application trotux.exe by Ding Ruan 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 server-54-230-141-217.sfo5.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Ding Ruan  (signed and verified)

MD5:
1b3d48cd688004db56f9522bbfb2a9d9

SHA-1:
736aafc207ba849230d3959e37a82f80a48e2182

SHA-256:
f973400eca65927a05f1ab33a0c7de2752e0c8ba548268eb62b1faae1eb10648

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
3/27/2026 12:42:36 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
17.2.6.12

File size:
415.9 KB (425,920 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\trotux.exe

Digital Signature
Signed by:
Ding Ruan

Authority:
thawte, Inc.

Valid from:
1/21/2017 4:00:00 PM

Valid to:
4/13/2017 4:59:59 PM

Subject:
CN=Ding Ruan, OU=Individual Developer, O=No Organization Affiliation, L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
50EE108988BED95F53447CC7C9B80D11

File PE Metadata
Compilation timestamp:
1/19/2017 6:50:20 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x7654

Entry point:
E8, D4, AB, FF, FF, E9, 1E, 59, 00, 00, 6A, 08, 68, D0, 40, 46, 00, E8, 96, 66, 00, 00, 8B, 7D, 08, 8B, C7, C1, F8, 05, 8B, F7, 83, E6, 1F, C1, E6, 06, 03, 34, 85, 28, 6E, 46, 00, 33, DB, 39, 5E, 08, 75, 31, 6A, 0A, E8, 0D, 1A, 00, 00, 59, 89, 5D, FC, 39, 5E, 08, 75, 15, 53, 68, A0, 0F, 00, 00, 8D, 46, 0C, 50, E8, 80, EA, FF, FF, 83, C4, 0C, FF, 46, 08, C7, 45, FC, FE, FF, FF, FF, E8, 2A, 00, 00, 00, 8B, C7, C1, F8, 05, 83, E7, 1F, C1, E7, 06, 8B, 04, 85, 28, 6E, 46, 00, 83, C0, 0C, 03, C7, 50, FF, 15, C8...
 
[+]

Entropy:
7.7985  (probably packed)

Code size:
369 KB (377,856 bytes)

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

TCP (HTTP):
Connects to server-54-230-187-43.cdg51.r.cloudfront.net  (54.230.187.43:80)

TCP (HTTP):
Connects to server-52-85-77-26.lax3.r.cloudfront.net  (52.85.77.26:80)

TCP (HTTP):
Connects to server-54-230-216-206.mrs50.r.cloudfront.net  (54.230.216.206:80)

TCP (HTTP):
Connects to server-54-230-141-123.sfo5.r.cloudfront.net  (54.230.141.123:80)

TCP (HTTP):
Connects to server-54-230-216-60.mrs50.r.cloudfront.net  (54.230.216.60:80)

TCP (HTTP):
Connects to server-54-230-216-230.mrs50.r.cloudfront.net  (54.230.216.230:80)

TCP (HTTP):
Connects to server-54-230-216-157.mrs50.r.cloudfront.net  (54.230.216.157:80)

TCP (HTTP):
Connects to server-54-230-216-131.mrs50.r.cloudfront.net  (54.230.216.131:80)

TCP (HTTP):
Connects to server-54-230-216-57.mrs50.r.cloudfront.net  (54.230.216.57:80)

TCP (HTTP):
Connects to server-54-230-216-48.mrs50.r.cloudfront.net  (54.230.216.48:80)

TCP (HTTP):
Connects to server-54-230-216-27.mrs50.r.cloudfront.net  (54.230.216.27:80)

TCP (HTTP):
Connects to server-54-230-187-61.cdg51.r.cloudfront.net  (54.230.187.61:80)

TCP (HTTP):
Connects to server-54-230-141-73.sfo5.r.cloudfront.net  (54.230.141.73:80)

TCP (HTTP):
Connects to server-54-230-141-55.sfo5.r.cloudfront.net  (54.230.141.55:80)

TCP (HTTP):
Connects to server-54-230-141-217.sfo5.r.cloudfront.net  (54.230.141.217:80)

TCP (HTTP):
Connects to server-52-85-77-136.lax3.r.cloudfront.net  (52.85.77.136:80)

TCP (HTTP):
Connects to server-52-85-77-125.lax3.r.cloudfront.net  (52.85.77.125:80)

TCP (HTTP):
Connects to server-54-230-216-5.mrs50.r.cloudfront.net  (54.230.216.5:80)

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