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nsx5108.tmp

The file nsx5108.tmp has been detected as a potentially unwanted program by 11 anti-malware scanners. The file has been seen being downloaded from d24u51ac8ybaqu.cloudfront.net. While running, it connects to the Internet address server-54-192-54-195.jfk6.r.cloudfront.net on port 443.
MD5:
2e96a9f575c105176975b54dbb9549df

SHA-1:
83bfcfe808aed802e3ec237cd5c2906d979bd7e5

SHA-256:
1f3abb41c5cd49928540badfc5f6c3dffb04d34c4bd5681a7104b7dc3d1133eb

Scanner detections:
11 / 68

Status:
Potentially unwanted

Explanation:
May modify the web browser's settings including changing the homepage and search provider in addition to delivering ads (by injecting banner and text-links directly in the webpage).

Analysis date:
12/24/2024 4:53:00 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Mikey.28503
5694297

AhnLab V3 Security
PUP/Win32.CrossRider
2015.11.30

Arcabit
Trojan.Mikey.D6F57
1.0.0.624

Bitdefender
Gen:Variant.Mikey.28503
1.0.20.1665

Emsisoft Anti-Malware
Gen:Variant.Mikey.28503
10.0.0.5366

F-Secure
Gen:Variant.Mikey.28503
5.15.21

G Data
Gen:Variant.Mikey.28503
15.11.25

MicroWorld eScan
Gen:Variant.Mikey.28503
16.0.0.999

Norman
Gen:Variant.Mikey.28503
07.10.2015 03:16:12

Panda Antivirus
Trj/Genetic.gen
15.11.29.01

Qihoo 360 Security
HEUR/QVM08.0.Malware.Gen
1.0.0.1077

File size:
10 KB (10,240 bytes)

Common path:
C:\users\{user}\appdata\local\temp\nsx5108.tmp

File PE Metadata
Compilation timestamp:
11/29/2015 6:40:59 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
12.0

CTPH (ssdeep):
192:3OgjUeyKsZcIzPXGU5WIdHCDagyirUu6AJO:NjUe9sqXQeyiCAJ

Entry address:
0x1000

Entry point:
6A, 70, 68, 38, 23, 40, 00, E8, F8, 01, 00, 00, 33, DB, 89, 5D, FC, 8D, 45, 80, 50, FF, 15, 00, 20, 40, 00, 83, CF, FF, 89, 7D, FC, 66, 81, 3D, 00, 00, 40, 00, 4D, 5A, 75, 28, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, 17, 0F, B7, 88, 18, 00, 40, 00, 81, F9, 0B, 01, 00, 00, 74, 20, 81, F9, 0B, 02, 00, 00, 74, 05, 89, 5D, E4, EB, 2A, 83, B8, 84, 00, 40, 00, 0E, 76, F2, 33, C9, 39, 98, F8, 00, 40, 00, EB, 11, 83, B8, 74, 00, 40, 00, 0E, 76, DF, 33, C9, 39, 98, E8, 00, 40, 00, 0F, 95, C1...
 
[+]

Entropy:
4.9246

Developed / compiled with:
Microsoft Visual C++ v7.1

Code size:
3 KB (3,072 bytes)

The file nsx5108.tmp has been seen being distributed by the following URL.

https://d24u51ac8ybaqu.cloudfront.net/.../setup_42cd63.exe

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

TCP (HTTP SSL):
Connects to server-54-230-53-72.jfk6.r.cloudfront.net  (54.230.53.72:443)

TCP (HTTP SSL):
Connects to server-54-230-39-234.jfk1.r.cloudfront.net  (54.230.39.234:443)

TCP (HTTP SSL):
Connects to server-54-230-38-187.jfk1.r.cloudfront.net  (54.230.38.187:443)

TCP (HTTP SSL):
Connects to server-54-230-36-204.jfk1.r.cloudfront.net  (54.230.36.204:443)

TCP (HTTP SSL):
Connects to server-54-192-55-204.jfk6.r.cloudfront.net  (54.192.55.204:443)

TCP (HTTP SSL):
Connects to server-54-192-55-178.jfk6.r.cloudfront.net  (54.192.55.178:443)

TCP (HTTP SSL):
Connects to server-54-192-54-195.jfk6.r.cloudfront.net  (54.192.54.195:443)

TCP (HTTP SSL):
Connects to server-205-251-251-253.jfk5.r.cloudfront.net  (205.251.251.253:443)

TCP (HTTP SSL):
Connects to server-205-251-251-189.jfk5.r.cloudfront.net  (205.251.251.189:443)

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