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nsrfc94.tmp

The file nsrfc94.tmp has been detected as a potentially unwanted program by 3 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from d1ucmj2qagz43m.cloudfront.net.
MD5:
cc2d9e8e7e9d051d4560d859c5dc0c9e

SHA-1:
155aa3f1149a00544a454a082a79575956a21e23

SHA-256:
444d0921720f7b25503adc6f128e08f0cb2057318c19990fb6c9f44f241a1284

Scanner detections:
3 / 68

Status:
Potentially unwanted

Analysis date:
5/3/2024 6:10:12 PM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.VOPackage
2015.12.03

Qihoo 360 Security
HEUR/QVM42.0.Malware.Gen
1.0.0.1077

Reason Heuristics
PUP.CoonvertAd (M)
16.2.29.21

File size:
111.5 KB (114,182 bytes)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\nsrfc94.tmp

File PE Metadata
Compilation timestamp:
12/5/2009 4:50:52 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:GgXdZt9P6D3XJMKLfHBz0yVPIWovu3O9o4sw:Ge34B/Bwkwwkb

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.7026

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file nsrfc94.tmp has been seen being distributed by the following URL.

http://d1ucmj2qagz43m.cloudfront.net/C3MQLGDGIM6O1LEW.exe

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