prepreinstaller_win2.exe

The executable prepreinstaller_win2.exe has been detected as malware by 1 anti-virus scanner. This is a setup program which is used to install the application. The file has been seen being downloaded from d2wc9pvpe6tfks.cloudfront.net.
MD5:
3fe13bc79b548945fe32a5a6956d26bb

SHA-1:
42fbbea61354af60211ca481d0b3579e285950a1

SHA-256:
35535f335c60a8227d69cee383d13ac2fb9a9472c10504d48120c14fa449e879

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
12/31/2024 10:52:46 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Threat.Win.Reputation.IMP
16.3.3.17

File size:
265.5 KB (271,872 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\prepreinstaller_win2.exe

File PE Metadata
Compilation timestamp:
6/20/1992 3:22:17 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
3072:sr85CX5NpHuOdqT7cv1cuUF2Jh/izspsg8JE5PIiczxHo/QknVLOlNg97W:k9X5NpHfdTdU8JwApT8yPIiczxIjpFNW

Entry address:
0x80E4

Entry point:
55, 8B, EC, 83, C4, E0, 33, C0, 89, 45, E0, 89, 45, E8, 89, 45, E4, 89, 45, EC, B8, 54, 80, 40, 00, E8, 12, BE, FF, FF, 33, C0, 55, 68, 20, 82, 40, 00, 64, FF, 30, 64, 89, 20, B8, A8, 91, 40, 00, B9, 0B, 00, 00, 00, BA, 0B, 00, 00, 00, E8, 5C, EF, FF, FF, B8, B4, 91, 40, 00, B9, 09, 00, 00, 00, BA, 09, 00, 00, 00, E8, 48, EF, FF, FF, B8, C0, 91, 40, 00, B9, 03, 00, 00, 00, BA, 03, 00, 00, 00, E8, 34, EF, FF, FF, B8, DC, 91, 40, 00, B9, 03, 00, 00, 00, BA, 03, 00, 00, 00, E8, 20, EF, FF, FF, A1, 10, 92, 40...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
29 KB (29,696 bytes)

The file prepreinstaller_win2.exe has been seen being distributed by the following URL.

Remove prepreinstaller_win2.exe - Powered by Reason Core Security