lyi_my.exe

Tianjing Cheng

The executable lyi_my.exe has been detected as malware by 1 anti-virus scanner. While running, it connects to the Internet address server-52-85-83-56.lax1.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Tianjing Cheng  (signed and verified)

MD5:
687a7504bd99e9a1ae30b276bbefc613

SHA-1:
8e432ded6656840d00e5b84603541df2708aceb4

SHA-256:
b46db7f7fbfd29a9124766a2687378905746c4d248fbb21e6e3cb48d8eadbb6c

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
12/27/2024 8:48:05 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Threat.Win.Reputation (M)
17.1.24.9

File size:
414.2 KB (424,160 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:

Authority:
thawte, Inc.

Valid from:
1/17/2017 7:00:00 AM

Valid to:
7/13/2017 6:59:59 AM

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:
055CE77FB0842829D7833596D6103559

File PE Metadata
Compilation timestamp:
1/18/2017 4:17:58 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x27E2

Entry point:
E8, 5D, EE, FF, FF, E9, B5, A8, 00, 00, 51, C7, 01, 8C, ED, 45, 00, E8, 74, F4, FF, FF, 59, C3, 55, 8B, EC, 56, 8B, 75, 08, 57, 83, CF, FF, 85, F6, 75, 14, E8, 73, 0B, 00, 00, C7, 00, 16, 00, 00, 00, E8, 9A, 82, 00, 00, 0B, C7, EB, 45, F6, 46, 0C, 83, 74, 39, 56, E8, D0, 55, 00, 00, 56, 8B, F8, E8, 63, 0B, 00, 00, 56, E8, 9A, E8, FF, FF, 50, E8, 27, 05, 00, 00, 83, C4, 10, 85, C0, 79, 05, 83, CF, FF, EB, 13, 83, 7E, 1C, 00, 74, 0D, FF, 76, 1C, E8, 4E, 1C, 00, 00, 83, 66, 1C, 00, 59, 83, 66, 0C, 00, 8B, C7...
 
[+]

Code size:
368.5 KB (377,344 bytes)

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

TCP (HTTP):
Connects to server-52-85-83-56.lax1.r.cloudfront.net  (52.85.83.56:80)

TCP (HTTP):
Connects to server-52-85-83-168.lax1.r.cloudfront.net  (52.85.83.168:80)

TCP (HTTP):
Connects to server-52-85-77-222.lax3.r.cloudfront.net  (52.85.77.222:80)

TCP (HTTP):
Connects to server-52-85-77-141.lax3.r.cloudfront.net  (52.85.77.141:80)

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