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nsmb159.tmp

Somoto Ltd

The file nsmb159.tmp by Somoto has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from sub.spirlymo.com.
Publisher:
Somoto Ltd  (signed and verified)

Version:
1.0.0.1

MD5:
976fb0e32cf88099e35ea786dcc4c34e

SHA-1:
8599a58f0497813bfd62dfb3f90ef69cf448e032

SHA-256:
fa02b854f2fdbaef7e498583950a6018e2fd5d3c10646cc7da26fc560d896f17

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/25/2024 5:27:58 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Somoto.Installer (M)
16.6.30.17

File size:
420.8 KB (430,888 bytes)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\nsmb159.tmp

Digital Signature
Signed by:
Somoto Ltd

Authority:
Symantec Corporation

Valid from:
6/24/2015 3:00:00 AM

Valid to:
8/23/2016 2:59:59 AM

Subject:
CN=Somoto Ltd, O=Somoto Ltd, L=Tel Aviv, S=Israel, C=IL

Issuer:
CN=Symantec Class 3 SHA256 Code Signing CA, OU=Symantec Trust Network, O=Symantec Corporation, C=US

Serial number:
02FED381427052F6E66365A4627FB0ED

File PE Metadata
Compilation timestamp:
12/6/2009 1:50:46 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:+sxF+IecEJ0INdljuViEMT5+Rkc9SmWXJcUpFaF37K0siPABaSE9zyV8:DF+Iec3iDusdTACc9+BO+7jz8yV8

Entry address:
0x323C

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 30, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 58, 3F, 42, 00, E8, 09, 2C, 00, 00, A3, A4, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 58, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, B8, 91, 40, 00, 68, A0, 36, 42, 00, E8, BC, 28, 00, 00, FF, 15, B0, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, AA, 28, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file nsmb159.tmp has been seen being distributed by the following URL.

http://sub.spirlymo.com/installers/bi_downloader/.../setup.exe

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