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prepreinstaller_win.exe

The application prepreinstaller_win.exe has been detected as a potentially unwanted program by 10 anti-malware scanners. 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 d1zdkfpem6m5yk.cloudfront.net.
MD5:
af7082f4cb00098fd9348e138725c405

SHA-1:
bf6cea1ce387f563dbabb9d67e03872249627ff4

SHA-256:
98f029a35f470e0bf62b15d9046edf08b306e739398d64245c98af8f25521fea

Scanner detections:
10 / 68

Status:
Potentially unwanted

Explanation:
The file is infected by a polymorphic file infector virus.

Analysis date:
11/23/2024 8:56:38 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Parite
160327-1

Dr.Web
Trojan.Crossrider1.55980
9.0.1.05190

Emsisoft Anti-Malware
Win32.Parite
10.0.0.5735

ESET NOD32
Win32/Parite.A virus
7.0.302.0

F-Prot
W32/Parite.A
4.6.5.141

F-Secure
Win32.Parite.A
5.15.96

Kaspersky
Virus.Win32.Parite
15.0.0.562

McAfee
Virus.W32/Pate.a
18.0.204.0

Microsoft Security Essentials
Threat.Undefined
1.217.49.0

Norman
Win32.Parite.A
29.03.2016 06:29:16

File size:
500.8 KB (512,772 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:
11/26/2015 4:01:21 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
12288:1VIBwSR+zHKtr8lmCadkD4Z55pozpBpYb:1zlHKtr8lmCa2D4/56fg

Entry address:
0x56000

Entry point:
B9, 02, 0C, 33, 00, 68, 1E, 60, 45, 00, 5E, 68, C4, 06, 00, 00, 5F, FF, 34, 3E, 31, 0C, 24, 8F, 04, 3E, 83, EF, 04, 75, F2, 90, 90, 90, EA, 71, 32, 00, 02, 0C, 33, 00, 02, 0C, 73, 00, 11, 5E, 32, 00, 02, 10, 36, 00, 06, 2F, 36, 00, 02, BC, 31, 00, 03, 0C, 33, 00, 0A, BC, 71, 00, 98, 64, 70, 00, B2, 64, 70, 00, FE, 58, 30, 00, 9A, 64, 30, 00, AC, 64, 30, 00, 0A, 92, 31, 00, 9A, 64, 30, 00, AC, 64, 30, 00, 02, 0C, 33, 00, 02, 0C, 33, 00, 02, 0C, 33, 00, 02, 0C, 33, 00, 02, 0C, 33, 00, 02, 0C, 33, 00, 02, 0C...
 
[+]

Entropy:
7.1168

Code size:
166.5 KB (170,496 bytes)

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

http://d1zdkfpem6m5yk.cloudfront.net/prepreinstaller_win.exe

Remove prepreinstaller_win.exe - Powered by Reason Core Security
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