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prepreinstaller_win_2.exe

The executable prepreinstaller_win_2.exe has been detected as malware by 9 anti-virus scanners. The file has been seen being downloaded from d2mpbwrp31zr73.cloudfront.net.
MD5:
91f4e94b9fab52f2a0b1a515cf7e3cf0

SHA-1:
f577379cadd2e2d0fa6db421f27f274863afed37

SHA-256:
155e4482d31e80f49136f7f107edc757d6d76db25982fe3109d8190b91e58bdd

Scanner detections:
9 / 68

Status:
Malware

Analysis date:
11/25/2024 7:00:49 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Vitro
160118-1

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

Kaspersky
Virus.Win32.Virut
15.0.0.562

McAfee
Virus.W32/Virut.n.gen
18.0.204.0

Microsoft Security Essentials
Threat.Undefined
1.213.3257.0

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

File size:
254 KB (260,096 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Documents and Settings\{user}\Local settings\temporary internet files\content.ie5\{random}\prepreinstaller_win_2.exe

File PE Metadata
Compilation timestamp:
7/18/2002 9:43:28 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:olIG5wTZFDMzp0F8mxnQ4nh1jrfFUzcfB+h:EIGOfFHlzPfFUzcQh

Entry address:
0x1374C

Entry point:
E8, 8F, 3A, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, 7C, D2, 41, 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, A0, 8B, 00, 00, 00, C9, C2, 08, 00, FF, 35, B8, 78, 42, 00, FF, 15, 50, D0, 41, 00, 85, C0, 74, 02, FF, D0, 6A, 19, E8, 39, 30, 00, 00, 6A, 01, 6A, 00, E8, EA, 3A, 00, 00, 83, C4, 0C, E9, AF, 3A, 00, 00...
 
[+]

Entropy:
6.1302

Code size:
109 KB (111,616 bytes)

The file prepreinstaller_win_2.exe has been seen being distributed by the following URL.

http://d2mpbwrp31zr73.cloudfront.net/prepreinstaller_win_2.exe

Remove prepreinstaller_win_2.exe - Powered by Reason Core Security
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