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fa1ba83247a041bc8a9e.dll

RockResult

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module fa1ba83247a041bc8a9e.dll by RockResult has been detected as adware by 17 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:
RockResult  (signed and verified)

MD5:
985f8787502a3c7513d130d4bab37639

SHA-1:
8f5c40f22c1184f6e5de2640af6a425476be69e7

SHA-256:
06cd7a18ff9247413feaaa409b5aec4b541484413c9d79dabae046c200575493

Scanner detections:
17 / 68

Status:
Adware

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

Analysis date:
5/15/2024 6:56:20 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Adware.BrowseFox.AT
6341490

AhnLab V3 Security
PUP/Win32.BrowseFox
2015.01.13

Avira AntiVirus
ADWARE/BrowseFox.Gen2
7.11.200.132

AVG
Generic
2016.0.3231

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.15113

Bitdefender
Adware.BrowseFox.AT
1.0.20.65

Comodo Security
Application.Win32.AltBrowse.OABP
20694

Emsisoft Anti-Malware
Adware.BrowseFox.AT
9.0.0.4799

ESET NOD32
Win32/BrowseFox.N potentially unwanted application
7.0.302.0

F-Secure
Adware.BrowseFox.AT
5.13.68

G Data
Adware.BrowseFox.AT
15.1.24

McAfee
Program.BrowseFox
16.8.708.2

MicroWorld eScan
Adware.BrowseFox.AT
16.0.0.39

nProtect
Adware.BrowseFox.AT
15.01.13.01

Panda Antivirus
Trj/CI.A
15.01.13.07

Reason Heuristics
PUP.RockResult.U
15.1.13.6

Sophos
Generic PUA IP
4.98

File size:
192.7 KB (197,360 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\rockresult\bin\fa1ba83247a041bc8a9e.dll

Digital Signature
Signed by:
RockResult

Authority:
VeriSign, Inc.

Valid from:
10/8/2014 3:30:00 AM

Valid to:
10/9/2015 3:29:59 AM

Subject:
CN=RockResult, O=RockResult, L=Santa Monica, 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:
718E986BCC6BAC0F11E352C43C67B5DD

File PE Metadata
Compilation timestamp:
1/11/2015 3:20:50 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:FNbpOnPsGqQTruHLD7RcQxKrrdNU0VAtrOpOOWxOv4Kn7qbjx7T7HrmTU:FNbqaLD7RcukVAtSQOWcgWqbV7HLmY

Entry address:
0x115D2

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 0C, 91, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, 9C, 53, 02, 10, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, 34, 50, 02, 10, C9, C2, 08, 00, 8B, FF, 55, 8B, EC, 51, 53, 8B, 45, 0C, 83, C0, 0C, 89, 45, FC, 64...
 
[+]

Entropy:
6.5647

Code size:
143.5 KB (146,944 bytes)

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