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nsisencrypt.dll

The module nsisencrypt.dll has been detected as a potentially unwanted program by 9 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:
9c2b1fd52fa3a3f7559e5365cd2effd9

SHA-1:
7650522a34d5f23d2a9e4544e6f58cf6eb365912

SHA-256:
d8682d4fd367300f418a927557acc43e5bb760711dafd5cf893d6e0ea3792ffe

Scanner detections:
9 / 68

Status:
Potentially unwanted

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

Analysis date:
4/20/2024 8:04:14 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Trojan.Agent
7.1.1

Avira AntiVirus
ADWARE/BrowseFox.Gen7
8.3.2.4

AVG
Adware AdPlugin.FJB
2015.0.4460

Comodo Security
Application.Win32.BrowseFox.AD
23664

Dr.Web
Trojan.Siggen6.51123
9.0.1.05190

IKARUS anti.virus
AdWare.BrowseFox
t3scan.1.9.5.0

NANO AntiVirus
Trojan.Win32.Siggen6.dyrewn
0.30.26.4751

Qihoo 360 Security
HEUR/QVM30.1.Malware.Gen
1.0.0.1077

Zillya! Antivirus
Worm.VBNA.Win32.262623
2.0.0.2534

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:
11/26/2015 9:11:27 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
1536:hY2eULTfNulaCY9irP1IX6eK0ytucp1xqqnTQNRLvm86O3w9KHABprrI7rXyf5FW:hY4TVb+yuD6JqZ9KHAnrr8G5l

Entry address:
0x936D

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, B1, 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:
6.4027

Code size:
92.5 KB (94,720 bytes)

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