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-52-85-83-100.lax1.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Tianjing Cheng  (signed and verified)

MD5:
117322c722033b5af06d1de3fabadd2e

SHA-1:
5225fd63388a77f53084ee68efa44769b27874dc

SHA-256:
fc697809b80d132a801868e3e4cc6b6fb63ed96ef840758763117e904a9a1712

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
12/27/2024 9:25:27 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Threat.Win.Reputation (M)
17.1.24.7

File size:
412.4 KB (422,320 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 4:09:08 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0xAAD6

Entry point:
E8, A0, 9C, FF, FF, E9, 86, 33, 00, 00, 55, 8B, EC, A1, AC, A9, 46, 00, 33, 05, 00, 40, 46, 00, FF, 75, 0C, FF, 75, 08, 74, 04, FF, D0, 5D, C3, FF, 15, B4, D0, 45, 00, 5D, C3, 3B, CA, 1B, C0, 40, C3, 55, 8B, EC, 83, EC, 0C, 8B, 45, 0C, 83, 65, FC, 00, 53, 89, 4D, F4, 33, C9, 8B, 58, 04, 8B, 00, 56, 57, 89, 55, F8, 0F, B7, 70, 14, 66, 3B, 48, 06, 0F, 83, A2, 00, 00, 00, 8D, 78, 28, 03, FE, 83, 3F, 00, 75, 39, 8B, 45, 08, 8B, 70, 38, 85, F6, 7E, 73, 8B, 47, FC, 6A, 04, 68, 00, 10, 00, 00, 03, C3, 56, 50, FF...
 
[+]

Code size:
367.5 KB (376,320 bytes)

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

TCP (HTTP):
Connects to server-52-85-83-100.lax1.r.cloudfront.net  (52.85.83.100:80)

TCP (HTTP):
Connects to server-52-84-246-99.sfo20.r.cloudfront.net  (52.84.246.99:80)

TCP (HTTP):
Connects to server-52-84-246-52.sfo20.r.cloudfront.net  (52.84.246.52:80)

TCP (HTTP):
Connects to server-52-84-246-41.sfo20.r.cloudfront.net  (52.84.246.41:80)

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

TCP (HTTP):
Connects to server-52-84-246-109.sfo20.r.cloudfront.net  (52.84.246.109:80)

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