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prepreinstaller_win.exe

The application prepreinstaller_win.exe has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The file has been seen being downloaded from drz8jtr1e8te9.cloudfront.net.
MD5:
eb887d785117f60f71403527006fe417

SHA-1:
0eeb25fd09b219cf692be92549209316bad556e8

SHA-256:
47d78c19259daf4e399314b8776f3cc52d05688568b894f98bec85bb5ee9c845

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/25/2024 12:59:07 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.Downloader (M)
16.7.24.16

File size:
347.5 KB (355,840 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:
7/12/1998 7:32:23 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:UX078qcKY1njErqEljIkvBeQ7QLy03tLFSaPcD:vLY58qElDMQA9tLF7m

Entry address:
0x443A1

Entry point:
85, F8, 70, 04, B3, FA, 87, CA, EB, 09, 0F, AF, C6, 81, C9, 4C, A6, B5, FB, BE, D4, 82, F5, D8, C6, C3, 30, F6, C3, AF, EB, 05, 0F, AF, D3, 84, E2, BA, EC, 6C, 2B, 84, 8D, 0A, 02, D0, FE, C8, 0F, AF, F2, 0F, BE, DE, 2B, E9, 3B, DE, F2, FF, CF, F7, C5, 59, A9, F1, CB, 81, D3, 53, 60, 98, B0, 00, C8, C6, C3, 18, 89, FD, 8D, 1D, E1, A7, BE, C3, 0F, B7, E9, 81, EE, B8, 3D, D4, 9D, E8, 16, 00, 00, 00, F6, C7, 52, 0F, AF, C1, 84, C3, 86, E0, 8D, 05, CB, D7, D3, 25, 81, FB, C1, EF, 00, 00, 89, FA, 86, D8, 0F, AF...
 
[+]

Entropy:
6.4269

Code size:
95.5 KB (97,792 bytes)

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

http://drz8jtr1e8te9.cloudfront.net/prepreinstaller_win.exe

Remove prepreinstaller_win.exe - Powered by Reason Core Security
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