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portmon.exe

4764_face_istartsurf

Yuxin WANG

The file portmon.exe by Yuxin WANG has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from d2drfrdurj6mvo.cloudfront.net.
Publisher:
Portmon/EE  (signed by Yuxin WANG)

Product:
4764_face_istartsurf

Description:
Portmon/EE

Version:
7.0.1.13

MD5:
d6f8d84cf8dda71f2400b692feb6d736

SHA-1:
e7bf1f17e68a0ff7ffe08b6dc7875e17e800f6dc

SHA-256:
bc03e01ee70f00ba52341b2e73f6139ae0d5ee6fedbfb503c913b5943bc95e7e

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
12/25/2024 1:01:18 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX.YuxinWANG (M)
15.10.28.12

File size:
310.2 KB (317,688 bytes)

Product version:
7.0.1.13

Copyright:
Portmon/EE

Original file name:
portmon.exe

Language:
Ingilizce (Birlesik Krallik)

Common path:
C:\users\{user}\appdata\local\temp\nsy320a.tmp

Digital Signature
Signed by:
Yuxin WANG

Authority:
thawte, Inc.

Valid from:
10/28/2015 2:00:00 AM

Valid to:
8/13/2017 2:59:59 AM

Subject:
CN=Yuxin WANG, 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:
7A286790FA04CD425C18CED8114D7057

File PE Metadata
Compilation timestamp:
9/9/2015 6:52:18 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:CkmdA5Mu/y0+DC9yHZLC3Nd+WJD19LSpUXv/x6Gaw2xTV+1WrrglVZxraAvDo6Sd:CPdsMWB+eWqNBJSS3z92xTV4VfNs6E

Entry address:
0x17AC6

Entry point:
E8, 70, BE, 00, 00, E9, 7F, FE, FF, FF, 57, 56, 8B, 74, 24, 10, 8B, 4C, 24, 14, 8B, 7C, 24, 0C, 8B, C1, 8B, D1, 03, C6, 3B, FE, 76, 08, 3B, F8, 0F, 82, 68, 03, 00, 00, 0F, BA, 25, 4C, 3D, 44, 00, 01, 73, 07, F3, A4, E9, 17, 03, 00, 00, 81, F9, 80, 00, 00, 00, 0F, 82, CE, 01, 00, 00, 8B, C7, 33, C6, A9, 0F, 00, 00, 00, 75, 0E, 0F, BA, 25, 50, E8, 43, 00, 01, 0F, 82, DA, 04, 00, 00, 0F, BA, 25, 4C, 3D, 44, 00, 00, 0F, 83, A7, 01, 00, 00, F7, C7, 03, 00, 00, 00, 0F, 85, B8, 01, 00, 00, F7, C6, 03, 00, 00, 00...
 
[+]

Code size:
191.5 KB (196,096 bytes)

The file portmon.exe has been seen being distributed by the following URL.

http://d2drfrdurj6mvo.cloudfront.net/.../face_istartsurf.exe

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