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lyi_my.exe

Yuanyuan Mei

The application lyi_my.exe by Yuanyuan Mei 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-54-192-55-6.jfk6.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Yuanyuan Mei  (signed and verified)

MD5:
1bcc6a03239efb99f54562849ea3295b

SHA-1:
b49b00aca1547f6d0fbc73536056f4d53e0389bf

SHA-256:
381eb73ad2205d849c3d31cf6235e8f1f1afdf6a362777ae8a1da44f3cf47281

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
5/6/2024 8:06:03 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Elex (M)
17.2.5.17

File size:
410.8 KB (420,608 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\lyi_my.exe

Digital Signature
Signed by:
Yuanyuan Mei

Authority:
thawte, Inc.

Valid from:
1/22/2017 7:00:00 AM

Valid to:
4/21/2017 6:59:59 AM

Subject:
CN=Yuanyuan Mei, 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:
045D57D63E13775C8F812E1864797F5A

File PE Metadata
Compilation timestamp:
1/19/2017 6:48:59 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x43E1

Entry point:
E8, 1E, E1, FF, FF, E9, 81, 73, 00, 00, 55, 8B, EC, 56, 57, 8B, 7D, 08, 8B, F1, 3B, F7, 74, 1D, E8, E3, 4E, 00, 00, 80, 7F, 08, 00, 74, 0C, FF, 77, 04, 8B, CE, E8, B1, 17, 00, 00, EB, 06, 8B, 47, 04, 89, 46, 04, 5F, 8B, C6, 5E, 5D, C2, 04, 00, 55, 8B, EC, 8B, 45, 08, D9, EE, DC, 18, DF, E0, F6, C4, 41, 7A, 05, 33, C0, 40, 5D, C3, 33, C0, 5D, C3, 58, 59, 87, 04, 24, FF, E0, 6A, 08, 68, 40, 2D, 46, 00, E8, 95, 7F, 00, 00, 83, 3D, B0, 61, 46, 00, 01, 7C, 5B, 8B, 45, 08, A8, 40, 74, 4A, 83, 3D, 10, 4A, 46, 00...
 
[+]

Code size:
367 KB (375,808 bytes)

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

TCP (HTTP):
Connects to server-52-85-83-251.lax1.r.cloudfront.net  (52.85.83.251:80)

TCP (HTTP):
Connects to server-52-85-63-102.lhr50.r.cloudfront.net  (52.85.63.102:80)

TCP (HTTP):
Connects to server-52-85-83-97.lax1.r.cloudfront.net  (52.85.83.97:80)

TCP (HTTP):
Connects to server-52-85-83-37.lax1.r.cloudfront.net  (52.85.83.37:80)

TCP (HTTP):
Connects to server-52-85-83-140.lax1.r.cloudfront.net  (52.85.83.140:80)

TCP (HTTP):
Connects to server-52-85-63-57.lhr50.r.cloudfront.net  (52.85.63.57:80)

TCP (HTTP):
Connects to server-52-85-63-49.lhr50.r.cloudfront.net  (52.85.63.49:80)

TCP (HTTP):
Connects to server-52-85-83-192.lax1.r.cloudfront.net  (52.85.83.192:80)

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

TCP (HTTP):
Connects to server-52-85-83-136.lax1.r.cloudfront.net  (52.85.83.136:80)

TCP (HTTP):
Connects to server-52-85-94-220.jfk5.r.cloudfront.net  (52.85.94.220:80)

TCP (HTTP):
Connects to server-52-85-77-75.lax3.r.cloudfront.net  (52.85.77.75:80)

TCP (HTTP):
Connects to server-52-85-77-224.lax3.r.cloudfront.net  (52.85.77.224:80)

TCP (HTTP):
Connects to server-52-85-83-59.lax1.r.cloudfront.net  (52.85.83.59:80)

TCP (HTTP):
Connects to server-52-85-83-12.lax1.r.cloudfront.net  (52.85.83.12:80)

TCP (HTTP):
Connects to server-52-85-83-46.lax1.r.cloudfront.net  (52.85.83.46:80)

TCP (HTTP):
Connects to server-52-85-83-13.lax1.r.cloudfront.net  (52.85.83.13:80)

TCP (HTTP):
Connects to server-54-230-141-191.sfo5.r.cloudfront.net  (54.230.141.191:80)

TCP (HTTP):
Connects to server-52-85-83-167.lax1.r.cloudfront.net  (52.85.83.167:80)

TCP (HTTP):
Connects to server-54-230-141-99.sfo5.r.cloudfront.net  (54.230.141.99:80)

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