prepreinstaller_win.exe

The application prepreinstaller_win.exe has been detected as a potentially unwanted program by 3 anti-malware scanners. This is a setup program which is used to install the application. It is built using the Crossrider cross-browser extension toolkit. While the file utilizes the Crossrider framework and delivery services, it is not owned by Crossrider. The file has been seen being downloaded from ddnmom68doto5.cloudfront.net and multiple other hosts.
MD5:
8a7f56415d33d5c91651a3db193ac38b

SHA-1:
a0b8ea6b035c75e7fe0f4eef731c6b566a34890e

SHA-256:
9a7fa38285628aa82a98889b444a0892e391fea805bb391d77fcb9a60587ef13

Scanner detections:
3 / 68

Status:
Potentially unwanted

Explanation:
The software may change the browser's home page and search provider settings as well as display advertisements.

Analysis date:
5/20/2024 4:53:41 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Malware-gen
160327-1

Dr.Web
Trojan.Crossrider1.58370
9.0.1.05190

Reason Heuristics
(M)
16.4.28.11

File size:
427.5 KB (437,760 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:
4/27/2016 3:13:24 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
6144:/1y7doarzNd92ZkfL7UJI6GSupjVIOkUlkuTpZntWAIq1YbzvfgO:/1kd3L7UJI61QWOk6/0YYHvfgO

Entry address:
0x530D

Entry point:
E8, 29, 42, 00, 00, E9, 78, FE, FF, FF, CC, CC, CC, CC, CC, CC, CC, CC, CC, 8B, 4C, 24, 04, F7, C1, 03, 00, 00, 00, 74, 24, 8A, 01, 83, C1, 01, 84, C0, 74, 4E, F7, C1, 03, 00, 00, 00, 75, EF, 05, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8D, A4, 24, 00, 00, 00, 00, 8B, 01, BA, FF, FE, FE, 7E, 03, D0, 83, F0, FF, 33, C2, 83, C1, 04, A9, 00, 01, 01, 81, 74, E8, 8B, 41, FC, 84, C0, 74, 32, 84, E4, 74, 24, A9, 00, 00, FF, 00, 74, 13, A9, 00, 00, 00, FF, 74, 02, EB, CD, 8D, 41, FF, 8B, 4C, 24, 04, 2B, C1, C3...
 
[+]

Code size:
99.5 KB (101,888 bytes)

The file prepreinstaller_win.exe has been seen being distributed by the following 5 URLs.

http://ddnmom68doto5.cloudfront.net/prepreinstaller_win.exe

http://113.171.224.210/.../prepreinstaller_win.exe

http://113.171.224.241/.../prepreinstaller_win.exe

Remove prepreinstaller_win.exe - Powered by Reason Core Security