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bcn_my.exe

Xin Zhou

The executable bcn_my.exe has been detected as malware by 1 anti-virus scanner. While running, it connects to the Internet address server-52-85-77-15.lax3.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Xin Zhou  (signed and verified)

MD5:
6e9b4300583d6b0282519092eac5ebf4

SHA-1:
32295e62224617b631a051350fc5a9b7255669f3

SHA-256:
33675281a52f09e197618e38d402f9b836b85dc4c243a685277408d686d9b667

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
5/14/2024 11:39:28 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP (M)
17.2.12.10

File size:
401.7 KB (411,352 bytes)

File type:
Executable application (Win32 EXE)

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

Digital Signature
Signed by:
Xin Zhou

Authority:
thawte, Inc.

Valid from:
1/24/2017 5:00:00 AM

Valid to:
3/23/2017 4:59:59 AM

Subject:
CN=Xin Zhou, 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:
72EC90B1643CA029509FA16F3751C132

File PE Metadata
Compilation timestamp:
2/9/2017 3:00:12 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

Entry address:
0x1250

Entry point:
E8, E9, 50, 00, 00, E9, D2, A8, 00, 00, 6A, 01, E8, 7D, BB, 00, 00, 59, C3, 55, 8B, EC, 6A, 00, FF, 75, 08, E8, C4, 0E, 00, 00, 59, 59, 5D, C3, 55, 8B, EC, 8B, 45, 08, A3, 84, 3D, 46, 00, 5D, C3, 55, 8B, EC, 83, EC, 30, 56, 57, 6A, 08, 89, 4D, FC, 8D, 7D, D4, 59, 33, C0, 33, F6, 6A, 40, 5A, F3, AB, E8, C8, 9D, 00, 00, 85, C0, 0F, 84, B0, 01, 00, 00, 8B, 7D, FC, 8B, 4F, 3C, 8D, 91, F8, 00, 00, 00, E8, AF, 9D, 00, 00, 85, C0, 0F, 84, 97, 01, 00, 00, 03, F9, B8, 4C, 01, 00, 00, 66, 39, 47, 04, 0F, 85, 86, 01...
 
[+]

Entropy:
7.8108  (probably packed)

Code size:
361 KB (369,664 bytes)

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

TCP (HTTP):
Connects to server-54-192-25-84.mxp4.r.cloudfront.net  (54.192.25.84:80)

TCP (HTTP):
Connects to server-52-85-77-110.lax3.r.cloudfront.net  (52.85.77.110:80)

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

TCP (HTTP):
Connects to server-52-85-77-126.lax3.r.cloudfront.net  (52.85.77.126:80)

TCP (HTTP):
Connects to server-54-192-25-106.mxp4.r.cloudfront.net  (54.192.25.106:80)

TCP (HTTP):
Connects to server-52-85-77-247.lax3.r.cloudfront.net  (52.85.77.247:80)

TCP (HTTP):
Connects to server-52-85-77-15.lax3.r.cloudfront.net  (52.85.77.15:80)

TCP (HTTP):
Connects to server-52-85-77-138.lax3.r.cloudfront.net  (52.85.77.138:80)

TCP (HTTP):
Connects to server-52-84-246-48.sfo20.r.cloudfront.net  (52.84.246.48:80)

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

TCP (HTTP):
Connects to server-52-84-230-193.sfo9.r.cloudfront.net  (52.84.230.193:80)

TCP (HTTP):
Connects to server-54-230-95-32.fra2.r.cloudfront.net  (54.230.95.32:80)

TCP (HTTP):
Connects to server-54-230-95-247.fra2.r.cloudfront.net  (54.230.95.247:80)

TCP (HTTP):
Connects to server-54-230-95-220.fra2.r.cloudfront.net  (54.230.95.220:80)

TCP (HTTP):
Connects to server-54-230-95-210.fra2.r.cloudfront.net  (54.230.95.210:80)

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