wajam_download.exe

Wajam

Insta-Download.com

The file is part of Wajam, a web browser extension that injects social search integration into various search portals such as Google. The application wajam_download.exe by Insta-Download.com 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. It is also typically executed from the user's temporary directory.
Publisher:
Insta-Download.com  (signed and verified)

Product:
Wajam

Version:
2.3

MD5:
1308e2b0138eb1a98f329532bdbd9606

SHA-1:
045808ef725173be6c9d16a65fd4cd091356f66a

SHA-256:
d89ff19e6cdc066b8e42b5b8a3e4f87fbc8d6d137b8f833cb1193728af3726c7

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:
1/21/2018 6:06:05 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstaDow.Installer (M)
16.5.1.12

File size:
60.2 KB (61,632 bytes)

Copyright:
© Wajam. All right reserved.

Trademarks:
Wajam – Great minds search alike.

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Language:
English (United States)

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

Digital Signature
Authority:
COMODO CA Limited

Valid from:
4/30/2014 9:00:00 PM

Valid to:
5/1/2015 8:59:59 PM

Subject:
CN=Insta-Download.com, O=Insta-Download.com, STREET=4115 Boul Saint-Laurent, L=Montreal, S=Quebec, PostalCode=H2W 1Y7, C=CA

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

Serial number:
3550B6E62FF3C1E2E800330D7D28C55A

File PE Metadata
Compilation timestamp:
12/5/2009 8:53:18 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
1536:sqzq3+uta99Hj25XvwLXJLizAJXxsUS4bafmwEevhW:RzstajHKBvYXJLYW84b1wEeI

Entry address:
0x36A0

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 88, A7, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, B4, 80, 40, 00, 53, FF, 15, 88, 82, 40, 00, 6A, 08, A3, B8, 63, 42, 00, E8, EE, 2E, 00, 00, A3, 04, 63, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, B0, 0C, 42, 00, FF, 15, 58, 81, 40, 00, 68, 10, A8, 40, 00, 68, 00, 5B, 42, 00, E8, F4, 29, 00, 00, FF, 15, B0, 80, 40, 00, BF, 00, C0, 42, 00, 50, 57, E8, E2, 29, 00, 00...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
24.5 KB (25,088 bytes)

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