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trotux.exe

Tianjing Cheng

The executable trotux.exe has been detected as malware by 1 anti-virus scanner. While running, it connects to the Internet address server-52-85-173-8.fra6.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Tianjing Cheng  (signed and verified)

MD5:
3ea75164adc7efeae225729dfdc46bd5

SHA-1:
98397ca4583dd3cf4d69b4a41d67eff16d182464

SHA-256:
ad2f2c025d8d93e93b739bb354d72f6b844d74b42f5e80a4912a154dbb5c657c

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
7/7/2025 5:27:22 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Threat.Win.Reputation (M)
17.2.1.1

File size:
418.4 KB (428,488 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Tianjing Cheng

Authority:
thawte, Inc.

Valid from:
1/19/2017 4:00:00 PM

Valid to:
7/12/2017 4:59:59 PM

Subject:
CN=Tianjing Cheng, 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:
1F96016D1BE852B49F3A66ACEAF146B0

File PE Metadata
Compilation timestamp:
1/19/2017 4:39:03 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x31D4

Entry point:
E8, 22, 11, 00, 00, E9, 8A, 95, 00, 00, 55, 8B, EC, 56, 8B, 75, 08, 85, F6, 74, 1B, 6A, E0, 33, D2, 58, F7, F6, 3B, 45, 0C, 73, 0F, E8, BC, 69, 00, 00, C7, 00, 0C, 00, 00, 00, 33, C0, EB, 51, 0F, AF, 75, 0C, 85, F6, 75, 01, 46, 33, C9, 83, FE, E0, 77, 15, 56, 6A, 08, FF, 35, FC, 7D, 46, 00, FF, 15, 14, E0, 45, 00, 8B, C8, 85, C9, 75, 2A, 83, 3D, F8, 7D, 46, 00, 00, 74, 14, 56, E8, 91, 69, 00, 00, 59, 85, C0, 75, D0, 8B, 45, 10, 85, C0, 74, BC, EB, B4, 8B, 45, 10, 85, C0, 74, 06, C7, 00, 0C, 00, 00, 00, 8B...
 
[+]

Entropy:
7.7803  (probably packed)

Code size:
369.5 KB (378,368 bytes)

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

TCP (HTTP):
Connects to server-52-84-246-245.sfo20.r.cloudfront.net  (52.84.246.245:80)

TCP (HTTP):
Connects to server-54-230-141-202.sfo5.r.cloudfront.net  (54.230.141.202:80)

TCP (HTTP):
Connects to server-52-84-246-247.sfo20.r.cloudfront.net  (52.84.246.247:80)

TCP (HTTP):
Connects to server-52-84-230-73.sfo9.r.cloudfront.net  (52.84.230.73:80)

TCP (HTTP):
Connects to server-54-230-141-182.sfo5.r.cloudfront.net  (54.230.141.182:80)

TCP (HTTP):
Connects to server-54-230-141-125.sfo5.r.cloudfront.net  (54.230.141.125:80)

TCP (HTTP):
Connects to server-52-85-173-8.fra6.r.cloudfront.net  (52.85.173.8:80)

TCP (HTTP):
Connects to server-52-84-246-166.sfo20.r.cloudfront.net  (52.84.246.166:80)

TCP (HTTP):
Connects to server-52-84-230-88.sfo9.r.cloudfront.net  (52.84.230.88:80)

TCP (HTTP):
Connects to server-52-84-230-173.sfo9.r.cloudfront.net  (52.84.230.173:80)

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