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-52-84-126-14.iad16.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Ding Ruan  (signed and verified)

MD5:
4977d8f0618e93552167a8447e129a9f

SHA-1:
199ec422350c4031410081b871cc3a777f9dd7ab

SHA-256:
27f9cb3815b39692b0037b78313fc2a8a84689f6a89aab76be139569b502c073

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:
407.1 KB (416,920 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:

Authority:
thawte, Inc.

Valid from:
1/22/2017 2:00:00 AM

Valid to:
4/14/2017 1:59:59 AM

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 4:41:24 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x31EB

Entry point:
E8, 42, 2A, 00, 00, E9, 97, 8C, 00, 00, 55, 8B, EC, 56, 8B, 75, 08, F6, 46, 0C, 83, 74, 20, F6, 46, 0C, 08, 74, 1A, FF, 76, 08, E8, 29, 56, 00, 00, 81, 66, 0C, F7, FB, FF, FF, 33, C0, 59, 89, 06, 89, 46, 08, 89, 46, 04, 5E, 5D, C3, 55, 8B, EC, 8B, 45, 08, A3, AC, 51, 46, 00, A3, B0, 51, 46, 00, A3, B4, 51, 46, 00, A3, B8, 51, 46, 00, 5D, C3, C7, 01, DC, C5, 45, 00, E9, 52, 53, 00, 00, 55, 8B, EC, FF, 75, 08, E8, 9C, 74, 00, 00, F7, D8, 59, 1B, C0, F7, D8, 48, 5D, C3, 58, 59, 87, 04, 24, FF, E0, 55, 8B, EC...
 
[+]

Entropy:
7.8179  (probably packed)

Code size:
363 KB (371,712 bytes)

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

TCP (HTTP):
Connects to server-52-84-126-199.iad16.r.cloudfront.net  (52.84.126.199:80)

TCP (HTTP):
Connects to server-52-84-126-14.iad16.r.cloudfront.net  (52.84.126.14:80)

TCP (HTTP):
Connects to server-54-230-95-144.fra2.r.cloudfront.net  (54.230.95.144:80)

TCP (HTTP):
Connects to server-54-192-19-204.iad12.r.cloudfront.net  (54.192.19.204:80)

TCP (HTTP):
Connects to server-52-84-230-39.sfo9.r.cloudfront.net  (52.84.230.39:80)

TCP (HTTP):
Connects to server-54-230-95-46.fra2.r.cloudfront.net  (54.230.95.46:80)

TCP (HTTP):
Connects to server-54-230-95-124.fra2.r.cloudfront.net  (54.230.95.124:80)

TCP (HTTP):
Connects to server-54-192-19-39.iad12.r.cloudfront.net  (54.192.19.39:80)

TCP (HTTP):
Connects to server-52-84-230-116.sfo9.r.cloudfront.net  (52.84.230.116:80)

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