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prepreinstaller_win.exe

The executable prepreinstaller_win.exe has been detected as malware by 10 anti-virus scanners. This is a setup program which is used to install the application. The file has been seen being downloaded from dw59o80yvpenp.cloudfront.net.
MD5:
55ee40c09241e2866dc90169f47b1d9a

SHA-1:
519d1c03aee34f867d3636a28f13f5cd52ee0ec7

SHA-256:
fe784763cf35e3563cd2e3e852f8f921ecfc2d2bae71c6ef42ca38974b86ab33

Scanner detections:
10 / 68

Status:
Malware

Analysis date:
11/25/2024 12:57:49 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Vitro
160518-2

AVG
Win32/Virut
2015.0.4568

Dr.Web
Win32.Virut.56
9.0.1.05190

Emsisoft Anti-Malware
Win32.Virtob.Gen.12
9.0.0.4157

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
1.223.277.0

Norman
Win32.Virtob.Gen.12
28.05.2016 13:03:37

File size:
301.5 KB (308,736 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:
11/9/2001 12:13:35 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
6144:zMbt+73bLcl/8KIsR9tyIflZ7oSk8fxOlLoloaPmU:zMbcH7WICl5OVoloauU

Entry address:
0xCB98

Entry point:
E8, 3F, 40, 00, 00, E9, 78, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, E8, A1, 42, 00, 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, E9, 56, 09, 04, 00, 00, C9, C2, 08, 00, 8B, FF, 55, 8B, EC, 51, 53, 8B, 45, 0C, 83, C0, 0C, 89, 45, FC, 64, 8B, 1D, 00, 00, 00, 00, 8B, 03, 64, A3, 00, 00, 00, 00, 8B, 45, 08, 8B, 5D, 0C, 8B, 6D, FC, 8B, 63...
 
[+]

Code size:
164 KB (167,936 bytes)

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

http://dw59o80yvpenp.cloudfront.net/prepreinstaller_win.exe

Remove prepreinstaller_win.exe - Powered by Reason Core Security
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