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prepreinstaller_win.exe

The executable prepreinstaller_win.exe has been detected as malware by 9 anti-virus scanners. The file has been seen being downloaded from d2jehvtm7m3bf.cloudfront.net.
MD5:
4cde388cebeca7774ec0308468a1a442

SHA-1:
b03aae0c6c8030c1bf6343d13d3c04dfc3dcf61f

SHA-256:
4c3b619f031a088232baf2f72cd054cf7fee206fabc798a3b205394349863244

Scanner detections:
9 / 68

Status:
Malware

Analysis date:
11/25/2024 2:04:09 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Vitro
160215-2

Dr.Web
Win32.Virut.56
9.0.1.05190

Emsisoft Anti-Malware
Win32.Virtob.Gen.12
10.0.0.5366

ESET NOD32
Win32/Virut.NBP virus
7.0.302.0

F-Prot
W32/Sality.D.gen
4.6.5.141

Kaspersky
Virus.Win32.Virut
15.0.0.562

McAfee
Virus.W32/Virut.n.gen
18.0.204.0

Microsoft Security Essentials
Threat.Undefined
1.213.6352.0

VIPRE Antivirus
Threat.4120919
47240

File size:
361.5 KB (370,176 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:
8/3/2081 2:20:06 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:GSMsVU2XdzRVcaAyJmOl9N7m66e/3dk5vVcBEzuTCluo1/zIPH6kXdnofcIm:ztNA5u9tm66e/tmKRT2kZdnofc

Entry address:
0x5EA39

Entry point:
83, EC, 30, 60, 83, C4, 24, 71, 00, E8, 62, B4, FF, FF, 03, 5C, 24, FC, 2A, DB, 83, EB, 3C, 83, EB, 44, 0F, B7, 93, BC, 1C, 00, 00, 81, D2, 2B, EE, FF, FF, 0F, 89, E7, FF, FF, FF, 8B, 94, 1A, 56, 2E, 00, 00, 66, 83, FA, 45, 75, DA, 90, 87, FF, 90, 03, 93, 80, 1C, 00, 00, 66, 81, F2, 92, 5A, 75, C9, A8, 94, B2, 7B, 68, CC, 3C, 63, CC, 81, C3, 80, 1C, 00, 00, E8, 99, B4, FF, FF, 89, 74, 24, 44, E8, 10, FF, FF, FF, 83, F8, 04, 89, 44, 24, 34, 0F, 8C, C8, B3, FF, FF, 64, A1, 18, 00, 00, 00, 83, F8, 00, 7C, 0C...
 
[+]

Entropy:
7.0943

Code size:
97 KB (99,328 bytes)

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

http://d2jehvtm7m3bf.cloudfront.net/prepreinstaller_win.exe

Remove prepreinstaller_win.exe - Powered by Reason Core Security
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