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5906ab0f541745a6a4f5.dll

Norpalla

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The module 5906ab0f541745a6a4f5.dll by Norpalla has been detected as adware by 12 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:
Norpalla  (signed and verified)

MD5:
dbaf36382f5937343a669275276f012f

SHA-1:
412673d2b68c311c93e6db9553fcd9b01fd68951

SHA-256:
5980817f31a1b22887cc03a19090ac575c8b14b7195a8dcc60b959a3aaf0def9

Scanner detections:
12 / 68

Status:
Adware

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

Analysis date:
4/26/2024 11:56:50 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

Avira AntiVirus
ADWARE/BrowseFox.Gen2
7.11.180.138

AVG
Norpalla
2015.0.3314

Baidu Antivirus
Adware.Win32.BrowseFox
4.0.3.141022

Clam AntiVirus
Win.Adware.Swiftbrowse-546
0.98/21411

Dr.Web
Trojan.BPlug.301
9.0.1.05190

ESET NOD32
probably Win32/BrowseFox.N potentially unwanted application
7.0.302.0

McAfee
BrowseFox
5600.6970

NANO AntiVirus
Riskware.Win32.Kranet.dgstaw
0.28.2.62841

Reason Heuristics
PUP.Norpalla.U
14.10.22.7

Sophos
Browse Fox
4.98

VIPRE Antivirus
Threat.4741131
33706

File size:
190.3 KB (194,848 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\Program Files\norpalla\bin\5906ab0f541745a6a4f5.dll

Digital Signature
Signed by:
Norpalla

Authority:
VeriSign, Inc.

Valid from:
2/4/2014 3:00:00 AM

Valid to:
2/5/2015 2:59:59 AM

Subject:
CN=Norpalla, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Norpalla, 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:
3CF8FDC7B1329843A9D5EE18CBB6A945

File PE Metadata
Compilation timestamp:
10/13/2014 2:32:14 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:YP37RBT2symmM3xx0y9dH0Xhk7IQ0Li41iTzYG5vVkc7qzX9PfDqds5lq:YPLjrX9dH0Xhe8i41EzYGNVVGz9nDas6

Entry address:
0x11BED

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 81, 7C, 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, D0, 45, 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, 40, 02, 10, C9, C2, 08, 00, 8B, FF, 55, 8B, EC, 51, 53, 8B, 45, 0C, 83, C0, 0C, 89, 45, FC, 64...
 
[+]

Entropy:
6.5610

Code size:
139.5 KB (142,848 bytes)

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