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prepreinstaller_win.exe

The executable prepreinstaller_win.exe has been detected as malware by 9 anti-virus scanners. The file has been seen being downloaded from d2c6njkuidynrf.cloudfront.net.
MD5:
6a700bf9d20ce9ee6168777f2ed0deb0

SHA-1:
70b460d2465cfe2c3cf890a38bed219fc200f2a5

SHA-256:
59d05902e90b028d1defebcaa0f79cc508e9841e79e48f7eccf241ed9e08886f

Scanner detections:
9 / 68

Status:
File is infected by a Virus

Explanation:
The file is infected by a polymorphic file infector virus.

Analysis date:
11/25/2024 12:49:26 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Virtu-A
160327-1

AVG
Win32/Virut
2015.0.4355

Dr.Web
Win32.Virut.56
9.0.1.05190

Emsisoft Anti-Malware
Win32.Virtob.Gen.12
11.5.0.6191

ESET NOD32
Win32/Virut.NBP virus
8.0.319.0

F-Prot
W32/Virut.AL!Generic
4.6.5.141

Kaspersky
Virus.Win32.Virut
15.0.0.562

McAfee
Virus.W32/Virut.n.gen
18.0.204.0

Microsoft Security Essentials
Threat.Undefined
1.217.970.0

File size:
306 KB (313,344 bytes)

File type:
Executable application (Win32 EXE)

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

File PE Metadata
Compilation timestamp:
8/29/2003 10:01:17 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
6144:c8dNrYRWGOAepuU4usnGYVjyRg8G0JbLYMI8KhyEKh0OP1R+o:b1+CPsvVag8G0JQp8KhyEKh0OP1go

Entry address:
0x4B400

Entry point:
83, 3C, 24, FE, FC, 77, FE, 8D, 64, 24, CC, F5, 60, 83, EC, DC, 90, E8, 69, 02, 00, 00, 4B, 90, BA, 2B, CB, 5A, DD, 80, F4, B4, 66, 4B, 75, FC, 47, 00, E4, 47, FF, 73, 3C, 59, 81, E9, FD, FF, FF, 7F, 73, E2, 86, C4, B2, 26, 81, D9, E6, 13, 00, 00, 71, D6, 87, FE, 4F, 4E, 92, FF, B4, 19, E4, 13, 00, 80, 83, C4, 04, 66, 81, 44, 24, FC, B0, BA, 75, BE, 0F, 91, C1, 47, 68, 61, 5B, AC, D1, E8, 35, 02, 00, 00, 11, E0, 89, 74, 24, 44, E8, A9, 69, 00, 00, 89, 44, 24, 34, 83, E8, 04, 0F, 82, BB, 68, 00, 00, 64, A1...
 
[+]

Entropy:
6.1246

Code size:
125 KB (128,000 bytes)

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

http://d2c6njkuidynrf.cloudfront.net/prepreinstaller_win.exe

Remove prepreinstaller_win.exe - Powered by Reason Core Security
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