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lyi_my.exe

Yu Bao

The executable lyi_my.exe has been detected as malware by 1 anti-virus scanner. While running, it connects to the Internet address server-52-84-230-108.sfo9.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Yu Bao  (signed and verified)

MD5:
5d9c74e41ba7c1bda727988a5be52d9d

SHA-1:
aa703d7e221025a9c470f4521db21ca644a298eb

SHA-256:
9eef8779ba684fac5384d66a0d0019597ce0e42fd05fe082b1dd09151e658a8c

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
11/14/2024 8:47:35 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
17.1.31.16

File size:
419.2 KB (429,304 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Yu Bao

Authority:
thawte, Inc.

Valid from:
1/20/2017 7:00:00 AM

Valid to:
11/22/2017 6:59:59 AM

Subject:
CN=Yu Bao, 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:
1B91409A2609FADE5743892AFBF7E3B5

File PE Metadata
Compilation timestamp:
1/19/2017 11:22:58 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x7F4F

Entry point:
E8, A8, B6, FF, FF, E9, 93, 41, 00, 00, 55, 8B, EC, 83, 7D, 08, 00, 74, 2D, FF, 75, 08, 6A, 00, FF, 35, 1C, 7D, 46, 00, FF, 15, 7C, F0, 45, 00, 85, C0, 75, 18, 56, E8, 76, 26, 00, 00, 8B, F0, FF, 15, 44, F0, 45, 00, 50, E8, D0, 98, FF, FF, 59, 89, 06, 5E, 5D, C3, A1, 04, D8, 46, 00, 56, 6A, 14, 5E, 85, C0, 75, 07, B8, 00, 02, 00, 00, EB, 06, 3B, C6, 7D, 07, 8B, C6, A3, 04, D8, 46, 00, 6A, 04, 50, E8, 15, AC, FF, FF, A3, 00, D8, 46, 00, 59, 59, 85, C0, 75, 1E, 6A, 04, 56, 89, 35, 04, D8, 46, 00, E8, FC, AB...
 
[+]

Entropy:
7.8223  (probably packed)

Code size:
375 KB (384,000 bytes)

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

TCP (HTTP):
Connects to server-52-84-246-133.sfo20.r.cloudfront.net  (52.84.246.133:80)

TCP (HTTP):
Connects to server-52-84-246-122.sfo20.r.cloudfront.net  (52.84.246.122:80)

TCP (HTTP):
Connects to server-52-84-230-108.sfo9.r.cloudfront.net  (52.84.230.108:80)

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