home

prepreinstaller_win.exe

The executable prepreinstaller_win.exe has been detected as malware by 1 anti-virus scanner. The file has been seen being downloaded from d21lfigono0ayo.cloudfront.net.
MD5:
de6a4cf02f35f9e304ea0541706a1410

SHA-1:
494d31e8ac444a6cf14eb01ff93a42637207f4af

SHA-256:
aa5bda82154c0b9bd127d573729324ed353788748f98ccd94f15cd7db167c2a0

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
4/27/2024 9:07:02 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Threat.Win.Reputation.IMP
16.4.18.21

File size:
327.4 KB (335,226 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:
12/15/2015 2:31:43 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:hd0aGthvnWC270tYp61T3uRacmySfKTPvt6ghR3mAE:f0tYpAjKacmySfKTvt6Cm5

Entry address:
0x49000

Entry point:
60, E8, 00, 00, 00, 00, 5D, 8B, C5, 81, ED, A8, A6, 01, 20, 2B, 85, 0F, AE, 01, 20, 89, 85, 0B, AE, 01, 20, B0, 00, 86, 85, 40, B0, 01, 20, 3C, 01, 0F, 85, BC, 01, 00, 00, 83, BD, 3B, AF, 01, 20, 00, 74, 33, 83, BD, 3F, AF, 01, 20, 00, 74, 2A, 8B, 85, 0B, AE, 01, 20, 2B, 85, 3B, AF, 01, 20, 8B, 00, 89, 85, 78, AF, 01, 20, 8B, 85, 0B, AE, 01, 20, 2B, 85, 3F, AF, 01, 20, 8B, 00, 89, 85, 7C, AF, 01, 20, EB, 61, 83, BD, 43, AF, 01, 20, 00, 74, 58, 8B, 85, 0B, AE, 01, 20, 2B, 85, 43, AF, 01, 20, FF, 30, 8D, 85...
 
[+]

Entropy:
6.4832

Packer / compiler:
ASPack v1.08.04

Code size:
128 KB (131,072 bytes)

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

http://d21lfigono0ayo.cloudfront.net/prepreinstaller_win.exe

Remove prepreinstaller_win.exe - Powered by Reason Core Security
herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.