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steelcut.boashelper.exe

Steel Cut

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application steelcut.boashelper.exe by Steel Cut has been detected as adware by 22 anti-malware scanners. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.
Publisher:
Steel Cut  (signed and verified)

MD5:
1dd9f2cb30c2c0d0dc4af0484fec196d

SHA-1:
7f0ba88a3841f63232cfb0ae70bbeb3f6544bd7b

SHA-256:
06180ecd2677ee849728b2844eede0befd9b05846e2919924f4d974049b2e7a1

Scanner detections:
22 / 68

Status:
Adware

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
4/24/2024 10:55:49 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Adware.Graftor.159134
562

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.BrowseFox
2015.04.21

AVG
Generic
2016.0.3133

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15421

Bitdefender
Gen:Variant.Adware.Graftor.159134
1.0.20.1015

Bkav FE
W32.HfsAdware
1.3.0.6379

Comodo Security
Application.Win32.AltBrowse.ISPI
20402

Dr.Web
Trojan.Yontoo.1734
9.0.1.05190

Emsisoft Anti-Malware
Gen:Variant.Adware.Graftor.159134
8.15.07.22.01

ESET NOD32
Win32/BrowseFox.R potentially unwanted application
7.0.302.0

F-Prot
W32/S-737fdba0
v6.4.7.1.166

F-Secure
Gen:Variant.Adware.Graftor.159134
11.2015-22-07_4

herdProtect (fuzzy)
variant of digihelp.boashelper.exe (Adware)
2015.7.22.13

K7 AntiVirus
Unwanted-Program
13.188.14368

MicroWorld eScan
Gen:Variant.Adware.Graftor.159134
16.0.0.609

NANO AntiVirus
Riskware.Win32.BrowseFox.dguede
0.28.6.64267

Norman
Gen:Variant.Adware.Graftor.159134
03.12.2014 13:20:04

Reason Heuristics
Threat.Yontoo.SteelCut
15.4.21.3

Vba32 AntiVirus
AdWare.SwiftBrowse
3.12.26.3

VIPRE Antivirus
Threat.4150696
39354

Zillya! Antivirus
Trojan.Black.Win32.19976
2.0.0.2007

File size:
1.6 MB (1,649,904 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\steel cut\bin\steelcut.boashelper.exe

Digital Signature
Signed by:
Steel Cut

Authority:
VeriSign, Inc.

Valid from:
1/11/2015 10:00:00 AM

Valid to:
1/12/2016 9:59:59 AM

Subject:
CN=Steel Cut, O=Steel Cut, L=San Diego, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
0ABB826DEFFE019B3B61D91322DE992A

File PE Metadata
Compilation timestamp:
4/18/2015 5:54:10 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
49152:JFwpANimT7SU5fyW4II6CNKIsLnm2nFXtGu5OqXzppnfavoX8m:PiKSUYW4ItCNKIsLnmcF9BXtpnfa+T

Entry address:
0xF6B5B

Entry point:
E8, CC, 84, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 53, 8B, 5D, 08, 83, FB, E0, 77, 6F, 56, 57, 83, 3D, 94, E1, 56, 00, 00, 75, 18, E8, F8, 77, 00, 00, 6A, 1E, E8, 42, 76, 00, 00, 68, FF, 00, 00, 00, E8, 81, 28, 00, 00, 59, 59, 85, DB, 74, 04, 8B, C3, EB, 03, 33, C0, 40, 50, 6A, 00, FF, 35, 94, E1, 56, 00, FF, 15, 2C, F2, 51, 00, 8B, F8, 85, FF, 75, 26, 6A, 0C, 5E, 39, 05, E0, E9, 56, 00, 74, 0D, 53, E8, 0F, 85, 00, 00, 59, 85, C0, 75, A9, EB, 07, E8, 47, 0C, 00, 00, 89, 30, E8, 40, 0C, 00, 00, 89...
 
[+]

Entropy:
6.4161

Code size:
1.1 MB (1,171,456 bytes)

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