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winapum.exe

Massinfo Inc.

The application winapum.exe by Massinfo 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.
Publisher:
Massinfo Inc.  (signed and verified)

MD5:
43911be023a4a6081679ebe8a9d5e039

SHA-1:
d9bfb187db0360644623efad0f35d4374dd4893e

Scanner detections:
3 / 68

Status:
Potentially unwanted

Analysis date:
4/25/2024 2:30:59 PM UTC  (today)

Scan engine
Detection
Engine version

Norman
Downloader
11.20141216

Reason Heuristics
PUP.Massinfo.H
14.12.16.3

Vba32 AntiVirus
suspected of Trojan.Downloader.gen.h
3.12.18.5

File size:
407.6 KB (417,368 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\windows\winapum.exe

Digital Signature
Signed by:
Massinfo Inc.

Authority:
Thawte, Inc.

Valid from:
12/23/2011 9:00:00 AM

Valid to:
12/23/2012 8:59:59 AM

Subject:
CN=Massinfo Inc., OU=SE Team, O=Massinfo Inc., L=Guro-gu, S=Seoul, C=KR

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
0C6668612EFA1FB7A731C63C1A13ADA2

File PE Metadata
Compilation timestamp:
12/6/2009 7:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:4GF+ZPPfnEUn5TLmHOYrI3K+n7RRZELCrjF+ZPPfnEUnH:4vlv1eHO2I6+n3OL7lv7

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:
7.9642

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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