bcn_my.exe

Ding Ruan

The application bcn_my.exe by Ding Ruan 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-54-230-141-171.sfo5.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Ding Ruan  (signed and verified)

MD5:
4f370064b016f8529c68e7b79598aad0

SHA-1:
20c6536f9cb139431f58b98708b2655b727c115a

SHA-256:
59cf37c37689f7e4bacf2d17ac2c508a2dc52aaf92df2f4c401f97cc87ed913a

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/9/2024 12:48:13 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
17.2.13.11

File size:
420.3 KB (430,336 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:

Authority:
thawte, Inc.

Valid from:
1/24/2017 1:00:00 AM

Valid to:
4/14/2017 1:59:59 AM

Subject:
CN=Ding Ruan, 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:
026BAC258E12D9F49DFF90E11ADB2D06

File PE Metadata
Compilation timestamp:
2/13/2017 2:53:13 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x3E80

Entry point:
E8, 0C, 66, 00, 00, E9, 9B, 7A, 00, 00, 55, 8B, EC, 51, 51, 53, 56, 8B, 31, 33, DB, 57, 8B, 79, 04, B8, 18, 4A, 46, 00, 39, 5E, 7C, 74, 67, 8B, 76, 78, 03, F7, 8B, 56, 18, 85, D2, 74, 5B, 39, 5E, 14, 74, 56, C1, E8, 10, 66, 85, C0, 75, 12, B8, 18, 4A, 46, 00, 0F, B7, C8, 3B, 4E, 10, 72, 41, 2B, 4E, 10, EB, 4B, 8B, 4E, 20, 8B, 46, 24, 03, CF, 03, C7, 89, 4D, F8, 89, 45, FC, 85, D2, 74, 28, 8B, 01, 03, C7, 50, B8, 18, 4A, 46, 00, 50, FF, 15, 20, 00, 46, 00, 85, C0, 74, 1C, 8B, 4D, F8, 43, 83, 45, FC, 02, 83...
 
[+]

Code size:
380 KB (389,120 bytes)

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

TCP (HTTP):
Connects to server-54-230-141-224.sfo5.r.cloudfront.net  (54.230.141.224:80)

TCP (HTTP):
Connects to server-54-192-14-81.ams1.r.cloudfront.net  (54.192.14.81:80)

TCP (HTTP):
Connects to server-52-84-230-31.sfo9.r.cloudfront.net  (52.84.230.31:80)

TCP (HTTP):
Connects to server-54-230-163-233.jax1.r.cloudfront.net  (54.230.163.233:80)

TCP (HTTP):
Connects to server-54-230-141-254.sfo5.r.cloudfront.net  (54.230.141.254:80)

TCP (HTTP):
Connects to server-54-230-141-171.sfo5.r.cloudfront.net  (54.230.141.171:80)

TCP (HTTP):
Connects to server-54-192-14-33.ams1.r.cloudfront.net  (54.192.14.33:80)

TCP (HTTP):
Connects to server-54-192-14-14.ams1.r.cloudfront.net  (54.192.14.14:80)

TCP (HTTP):
Connects to server-52-84-246-86.sfo20.r.cloudfront.net  (52.84.246.86:80)

Remove bcn_my.exe - Powered by Reason Core Security