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SilentInstaller_dotnet2.exe

SilentInstaller

The executable SilentInstaller_dotnet2.exe has been detected as malware by 14 anti-virus scanners. This is a self-extracting archive and installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from d2wg8tiotv43q3.cloudfront.net.
Product:
SilentInstaller

Version:
1.0.0.1

MD5:
a2a138fe57c73aa015b539488168a1ab

SHA-1:
0b9a32c7d49e0d11976ea74927c338e172a69277

SHA-256:
99bcfffe72cbb5c65cfdad7568e305f1cc226e10783e95210b4bbf06ecae492f

Scanner detections:
14 / 68

Status:
Malware

Analysis date:
4/19/2024 1:08:28 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Win32.Virtob.Gen.12
5813571

avast!
Win32:Virtu-A
160119-0

AVG
Win32/Virut
2015.0.4489

Dr.Web
Win32.Virut.56
9.0.1.05190

Emsisoft Anti-Malware
Win32.Virtob.Gen.12
10.0.0.5366

ESET NOD32
Win32/Virut.NBP virus
7.0.302.0

F-Prot
W32/Virut.E.gen
4.6.5.141

F-Secure
Win32.Virtob.Gen.12
5.15.21

Kaspersky
Virus.Win32.Virut
15.0.0.562

McAfee
Virus.W32/Virut.n.gen
18.0.204.0

Microsoft Security Essentials
Threat.Undefined
1.213.4067.0

Norman
Win32.Virtob.Gen.12
11.01.2016 17:30:26

Sophos
Virus 'W32/Scribble-B'
5.22

VIPRE Antivirus
Threat.4737366
46732

File size:
340.5 KB (348,672 bytes)

Product version:
1.0.0.1

Copyright:
Copyright © 2014

Original file name:
SilentInstaller_dotnet2.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\silentinstaller_dotnet2.exe

File PE Metadata
Compilation timestamp:
9/24/2007 3:57:59 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
6144:f6DZFZT8qbTR7SquD4L8vioH/X8i9DLnHWcefjVo8bS5VhPg64y9Lnrlj:iDTZwgVxGq86oH/MKvnolghohypnrl

Entry address:
0x58C65

Entry point:
83, 3C, 24, FE, 8A, E4, 89, FF, 77, FE, F5, 8D, 64, 24, CC, 60, 83, EC, DC, E8, C4, FC, FF, FF, 4B, 66, 4B, F7, D2, F6, D1, 75, F8, 00, DA, 48, F8, 48, FF, 73, 3C, 59, 81, E9, FD, FF, FF, 7F, 73, E6, 86, F0, 8B, D3, 81, D9, E6, 13, 00, 00, F7, D2, 71, D8, 8D, 04, B3, 90, FF, B4, 19, E4, 13, 00, 80, 83, C4, 04, F7, D7, 66, 81, 44, 24, FC, B0, BA, 75, BF, 21, FE, 4A, 90, 68, FC, 51, 5A, 29, E8, 19, FD, FF, FF, 89, 74, 24, 44, 80, D2, 46, E8, 65, FD, FF, FF, 89, 44, 24, 34, 83, E8, 04, 87, F7, 0F, 82, 06, FC...
 
[+]

Entropy:
7.8948  (probably packed)

Code size:
309 KB (316,416 bytes)

The file SilentInstaller_dotnet2.exe has been seen being distributed by the following URL.

http://d2wg8tiotv43q3.cloudfront.net/SilentInstaller_dotnet2.exe

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