home

nsf64bd.tmp

MD5:
1a0837f6dace52151174d5e06fea1340

SHA-1:
e7cf40fb7f2878a497dc94042956c95f72cf8dba

SHA-256:
2dad888a3c4028c1b4177482f67c00328508956bb0b0feb4fc7e8c218ef6eaf7

Scanner detections:
4 / 68

Status:
Inconclusive  (not enough data for an accurate detection)

Analysis date:
12/26/2024 3:35:27 PM UTC  (today)

Scan engine
Detection
Engine version

Kaspersky
HEUR:Trojan-Downloader.Win32.Generic
14.0.0.968

Qihoo 360 Security
HEUR/QVM10.1.Malware.Gen
1.0.0.1077

Quick Heal
Downloader.Adload.016950
12.15.14.00

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.26.4

File size:
270 KB (276,480 bytes)

Common path:
C:\users\{user}\appdata\local\temp\nsf64bd.tmp

File PE Metadata
Compilation timestamp:
12/15/2015 1:31:43 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:Td0aGthvnWC270tYp61T3uRacmySfKTPvt:d0tYpAjKacmySfKTvt

Entry address:
0x12ACC

Entry point:
E8, 08, 64, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 55, 8B, EC, 83, EC, 20, 8B, 45, 08, 56, 57, 6A, 08, 59, BE, C4, 13, 42, 00, 8D, 7D, E0, F3, A5, 89, 45, F8, 8B, 45, 0C, 5F, 89, 45, FC, 5E, 85, C0, 74, 0C, F6, 00, 08, 74, 07, C7, 45, F4, 00, 40, 99, 01, 8D, 45, F4, 50, FF, 75, F0, FF, 75, E4, FF, 75, E0, FF, 15, AC, 10, 42, 00, C9, C2, 08, 00, FF, 35, A0, C1, 42, 00, FF, 15, 80, 10, 42, 00, 85, C0, 74, 02, FF, D0, 6A, 19, E8, F9, 5B, 00, 00, 6A, 01, 6A, 00, E8, 3E, 28, 00, 00, 83, C4, 0C, E9, 03, 28, 00, 00...
 
[+]

Entropy:
6.0104

Code size:
128 KB (131,072 bytes)

The file nsf64bd.tmp has been seen being distributed by the following 6 URLs.

https://d21lfigono0ayo.cloudfront.net/prepreinstaller_win.exe

http://d2nm8yolpiksil.cloudfront.net/prepreinstaller_win.exe

http://d7z6k023fw1k0.cloudfront.net/prepreinstaller_win.exe

http://113.171.224.176/.../prepreinstaller_win.exe

http://113.171.224.216/.../prepreinstaller_win.exe

http://d21lfigono0ayo.cloudfront.net/prepreinstaller_win.exe

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