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portmon.exe

5053_cmi_mystartsearch

Banyan Tree Technology Limited

The file portmon.exe by Banyan Tree Technology Limited 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 Banyan Tree Technology Limited)

Product:
5053_cmi_mystartsearch

Description:
Portmon/EE

Version:
7.0.1.13

MD5:
6e04a5284c5ed2a64b29f2b725913aca

SHA-1:
c45b030ee1bfbce7632f7ac0769403b051511a44

SHA-256:
8449d2affe77f9866de4a7bb921fa62b7804826715f54e01d9c85d39acc22820

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:
11/23/2024 8:09:52 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.BanyanTreeTechnology (M)
15.11.11.10

File size:
310.2 KB (317,656 bytes)

Product version:
7.0.1.13

Copyright:
Portmon/EE

Original file name:
portmon.exe

Language:
English

Common path:
C:\users\{user}\appdata\local\temp\nsf3fb3.tmp

Digital Signature
Signed by:
Banyan Tree Technology Limited

Authority:
GlobalSign nv-sa

Valid from:
11/9/2015 9:44:52 AM

Valid to:
11/25/2016 4:10:32 AM

Subject:
CN=Banyan Tree Technology Limited, O=Banyan Tree Technology Limited, L=HongKong, S=HongKong, C=HK

Issuer:
CN=GlobalSign CodeSigning CA - G2, O=GlobalSign nv-sa, C=BE

Serial number:
11215894DC361435AF34A96727E43A6C2EFE

File PE Metadata
Compilation timestamp:
9/9/2015 5:52:18 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:bkmdA5Mu/y0+DC9yHZLC3Nd+WJD19LSpUXv/x6Gaw2xTV+1WrrglVZxraAvDv6SY:bPdsMWB+eWqNBJSS3z92xTV4VfN769

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/.../cmi_mystartsearch.exe

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