step_up_4_3d_2012_ts_(300mb)_x264_aac_nimitmak_silverrg.exe

Terra Firma Internet Consulting LTD

The application step_up_4_3d_2012_ts_(300mb)_x264_aac_nimitmak_silverrg.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.oneclickdownload.co.
Publisher:
Terra Firma Internet Consulting LTD  (signed and verified)

MD5:
3b20e02ebdf852ae223607eda26ac2c9

SHA-1:
82c599a7c85275fd9a97a4e3fc8623d1ef8f332b

SHA-256:
5c36f9f54f6f331df109905f6ca5b7c4b58bf5c0f970261596d0c5a343874f14

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:
4/26/2024 8:10:28 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.TerraFir.Installer (M)
16.7.5.13

File size:
286.8 KB (293,656 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\step_up_4_3d_2012_ts_(300mb)_x264_aac_nimitmak_silverrg.exe

Digital Signature
Authority:
Thawte, Inc.

Valid from:
5/20/2012 5:00:00 PM

Valid to:
5/14/2013 4:59:59 PM

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 2:50:41 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:iQqo10uvcjtq1ucJQPM1ZoNbiti0eSkMQ2/ndpAiti0Y:Z1nEpFcOUzj4Jx2/ddG

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:
7.8888

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The file step_up_4_3d_2012_ts_(300mb)_x264_aac_nimitmak_silverrg.exe has been seen being distributed by the following URL.