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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-52-84-230-116.sfo9.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Yuanyuan Mei  (signed and verified)

MD5:
0372f3507df5b9891286a500877b3075

SHA-1:
028f746c7ba121eb3dfe6d4187c287d1051f94b9

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/26/2024 11:03:17 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Elex (M)
17.2.6.0

File size:
410.8 KB (420,608 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Documents and Settings\{user}\Local settings\temp\{random}.tmp\lyi_my.exe

Digital Signature
Signed by:
Yuanyuan Mei

Authority:
thawte, Inc.

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

Valid to:
4/21/2017 1:59:59 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 12:48:59 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-52-84-230-47.sfo9.r.cloudfront.net  (52.84.230.47:80)

TCP (HTTP):
Connects to server-52-84-230-132.sfo9.r.cloudfront.net  (52.84.230.132:80)

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

TCP (HTTP):
Connects to server-52-84-230-46.sfo9.r.cloudfront.net  (52.84.230.46:80)

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

TCP (HTTP):
Connects to server-52-84-230-37.sfo9.r.cloudfront.net  (52.84.230.37:80)

TCP (HTTP):
Connects to server-52-84-230-157.sfo9.r.cloudfront.net  (52.84.230.157:80)

TCP (HTTP):
Connects to server-52-84-230-232.sfo9.r.cloudfront.net  (52.84.230.232:80)

TCP (HTTP):
Connects to server-52-84-230-23.sfo9.r.cloudfront.net  (52.84.230.23:80)

TCP (HTTP):
Connects to server-52-84-230-190.sfo9.r.cloudfront.net  (52.84.230.190:80)

TCP (HTTP):
Connects to server-52-84-230-123.sfo9.r.cloudfront.net  (52.84.230.123:80)

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

TCP (HTTP):
Connects to server-52-84-230-11.sfo9.r.cloudfront.net  (52.84.230.11:80)

TCP (HTTP):
Connects to server-52-84-132-199.atl52.r.cloudfront.net  (52.84.132.199:80)

TCP (HTTP):
Connects to server-52-84-132-141.atl52.r.cloudfront.net  (52.84.132.141:80)

TCP (HTTP):
Connects to server-52-84-132-111.atl52.r.cloudfront.net  (52.84.132.111:80)

TCP (HTTP):
Connects to server-52-84-132-108.atl52.r.cloudfront.net  (52.84.132.108:80)

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