nsisencrypt.dll

The module nsisencrypt.dll has been detected as a potentially unwanted program by 8 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.
MD5:
f26eee45b0f3a3cd9fee7250a7e50016

SHA-1:
131b12383948888ea40ad3e2cc49ed157644aa7e

SHA-256:
4768e70fb8f151b344b6181f384ab18b985f9e560cfc97529a12f3b7976c552e

Scanner detections:
8 / 68

Status:
Potentially unwanted

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

Analysis date:
4/18/2024 5:50:30 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

Avira AntiVirus
ADWARE/BrowseFox.Gen7
8.3.2.2

AVG
Adware AdPlugin.DSY
2015.0.4409

Clam AntiVirus
Win.Trojan.Browsefox-190
0.98/20878

Dr.Web
Trojan.Siggen6.33539
9.0.1.05190

K7 AntiVirus
Adware
13.2017124

Malwarebytes
PUP.Optional.BrowseFox
v2015.09.05.04

NANO AntiVirus
Trojan.Win32.Siggen6.droatj
0.30.24.3283

File size:
129.5 KB (132,608 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\nsisencrypt.dll

File PE Metadata
Compilation timestamp:
9/4/2015 7:29:09 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
1536:1n+ep9yMt6Dl2wtJl2eeXcYy6uapfUqYLz0QNRLlzleWDJmi05QePP5/yf4FSMi:1TyUa2iWd+NDJmiQQ+hC4L

Entry address:
0x935F

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, AF, 67, 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, 98, 93, 01, 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, 64, 90, 01, 10, C9, C2, 08, 00, 8B, FF, 55, 8B, EC, 51, 53, 8B, 45, 0C, 83, C0, 0C, 89, 45, FC, 64...
 
[+]

Entropy:
6.4047

Code size:
92.5 KB (94,720 bytes)

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