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mukuchi_na_koi_no_tsutaekata_by_yamato_nase_jp.exe

Terra Firma Internet Consulting LTD

The application mukuchi_na_koi_no_tsutaekata_by_yamato_nase_jp.exe by Terra Firma Internet Consulting has been detected as adware 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 www.ftdownloader.net.
Publisher:
Terra Firma Internet Consulting LTD  (signed and verified)

MD5:
189e72ed0295e19989491f6def67d713

SHA-1:
a1fd6b03624c5eb1486eb2f656af1a8a83dfce85

SHA-256:
b88f0f53cc4ed4a1fb3db8aeb343fbf77a527e40d23a0f240b1426f26f0c2efd

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
11/15/2024 1:24:09 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.TerraFir.Installer (M)
16.3.29.13

File size:
241.6 KB (247,376 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\mukuchi_na_koi_no_tsutaekata_by_yamato_nase_jp.exe

Digital Signature
Signed by:
Terra Firma Internet Consulting LTD

Authority:
Thawte, Inc.

Valid from:
5/21/2012 1:00:00 AM

Valid to:
5/15/2013 12:59:59 AM

Subject:
CN=Terra Firma Internet Consulting LTD, O=Terra Firma Internet Consulting LTD, L=Tel Aviv, S=Israel, C=IL

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

Serial number:
0A1E86793244EC30F46537E0AE0F0FB3

File PE Metadata
Compilation timestamp:
12/5/2009 11:50:46 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:ZQIURTXJm0pfmxuffaP5JojUSYu6f258esCly8rogIm7LvgUAiNsJVQ+Pn7bNH1w:Zsc0lmx2qSzSesAl7TgUA+IT751w

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...
 
[+]

Entropy:
7.6800

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

The file mukuchi_na_koi_no_tsutaekata_by_yamato_nase_jp.exe has been seen being distributed by the following URL.

http://www.ftdownloader.net/download/product_download.php?file=http://.../?lwtwfmmjyw4&name=Mukuchi na Koi no Tsutaekata by Yamato Nase JP.rar&pub=ftdown3&sp=1

herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.