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nso2953.tmp

The file nso2953.tmp has been detected as a potentially unwanted program by 4 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. While running, it connects to the Internet address server-54-230-38-148.jfk1.r.cloudfront.net on port 80 using the HTTP protocol.
MD5:
131ac699abc7a4e16dc9ad7a8e9c537b

SHA-1:
d46cec15a095aa15250bb86c7f4ce7d50f0d12cc

SHA-256:
eaf91a44644b1c00f38d62dce97aeb25684057e64bbd8cae1c2880dd72a7ae20

Scanner detections:
4 / 68

Status:
Potentially unwanted

Analysis date:
11/23/2024 10:53:51 PM UTC  (today)

Scan engine
Detection
Engine version

Clam AntiVirus
Win.Adware.Convertad-10
0.98/21002

Qihoo 360 Security
HEUR/QVM42.1.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.ConvertAd.CV
16.3.1.0

Zillya! Antivirus
Backdoor.PePatch.Win32.90464
2.0.0.2524

File size:
250 KB (255,953 bytes)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\03000200-1445699856-0500-0006-000700080009\nso2953.tmp

File PE Metadata
Compilation timestamp:
12/6/2009 6:50:41 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:4QqrJoRZ7RiZ9gsmlMWeKNCB/6FrMP/na6zGfH+tJnbWu2ETR7q:kJo7RiZXmlT3odFPvrzq+XR2

Entry address:
0x30CB

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, 38, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9308

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to server-54-230-38-148.jfk1.r.cloudfront.net  (54.230.38.148:80)

TCP (HTTP):
Connects to server-204-246-169-90.jfk1.r.cloudfront.net  (204.246.169.90:80)

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