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prefetch.exe

M/s Tech AnB

The application prefetch.exe, “Setup Application” by M/s Tech AnB has been detected as adware by 4 anti-malware scanners. The program is a setup application that uses the Setup Factory installer. It is also typically executed from the user's temporary directory. The file has been seen being downloaded from downloads.doubleoptmedia.com.
Publisher:
DoubleOptMedia  (signed by M/s Tech AnB)

Product:
DoubleOptMedia

Description:
Setup Application

Version:
1.0.4.0

MD5:
7a2fdddc0cac18c99a142db8a3bcf01d

SHA-1:
865258322dcf7020785939ffafa1644e20527d67

SHA-256:
3ab1df05564dd994523dbf4473bc497694047b176c31d20b29aef097ef0234ec

Scanner detections:
4 / 68

Status:
Adware

Analysis date:
11/5/2024 4:35:40 AM UTC  (today)

Scan engine
Detection
Engine version

Dr.Web
Trojan.BtcMine.356
9.0.1.0110

ESET NOD32
Win32/MediaMine
8.9565

Qihoo 360 Security
Win32/Trojan.8b6
1.0.0.1015

Reason Heuristics
PUP.Installer.MsTechAnB.I
14.3.14.15

File size:
6 MB (6,270,248 bytes)

Product version:
1.0.4.0

Copyright:
DoubleOptMedia Copyright ?1992-2012 DoubleOptMedia

Trademarks:
DoubleOptMedia is a trademark of DoubleOptMedia

Original file name:
suf_launch.exe

File type:
Executable application (Win32 EXE)

Installer:
Setup Factory

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\prefetch.exe

Digital Signature
Signed by:
M/s Tech AnB

Authority:
COMODO CA Limited

Valid from:
2/10/2014 2:00:00 AM

Valid to:
2/11/2015 1:59:59 AM

Subject:
CN=M/s Tech AnB, O=M/s Tech AnB, STREET="Plot No. F-125,", STREET="Sector 74,", STREET="Industrial Area, Phase 8B", L=Mohali, S=Punjab, PostalCode=160071, C=IN

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00C12161D8036677E0A09B9580299D979F

File PE Metadata
Compilation timestamp:
12/16/2011 9:06:40 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
98304:JVffkDbJ9DEd6uxcLb5+8nYJS2M3/DRncIkOH28sDTxIeooX5fSYKIMyvzJt3KG:JKDNRe6uGLFbYQJ3rRcIkOHVwTieL56I

Entry address:
0x29E1

Entry point:
E8, A6, 1D, 00, 00, E9, 89, FE, FF, FF, 8B, FF, 56, 57, 33, F6, BF, C8, AB, 40, 00, 83, 3C, F5, 54, A0, 40, 00, 01, 75, 1D, 8D, 04, F5, 50, A0, 40, 00, 89, 38, 68, A0, 0F, 00, 00, FF, 30, 83, C7, 18, FF, 15, C0, 70, 40, 00, 85, C0, 74, 0C, 46, 83, FE, 24, 7C, D3, 33, C0, 40, 5F, 5E, C3, 83, 24, F5, 50, A0, 40, 00, 00, 33, C0, EB, F1, 8B, FF, 53, 8B, 1D, C4, 70, 40, 00, 56, BE, 50, A0, 40, 00, 57, 8B, 3E, 85, FF, 74, 13, 83, 7E, 04, 01, 74, 0D, 57, FF, D3, 57, E8, 18, FD, FF, FF, 83, 26, 00, 59, 83, C6, 08...
 
[+]

Entropy:
7.9736  (probably packed)

Code size:
22 KB (22,528 bytes)

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

http://downloads.doubleoptmedia.com/g8j.exe

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