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wajam_install.exe

Wajam

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_install.exe by Wajam 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:
Wajam  (signed and verified)

MD5:
c5e2cd0daea92241a1ffd9c0cb8a59e9

SHA-1:
4640efd5069a6dbe9751e45e6410b579391380b8

SHA-256:
5b38f2ce3cbcd6142870c3d8078afd305ce1b3aa5e8dff8ace01e08b77bbb00a

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:
12/24/2024 11:55:35 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Wajam (M)
16.10.25.1

File size:
407.3 KB (417,088 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
Wajam

Authority:
COMODO CA Limited

Valid from:
5/15/2012 5:00:00 PM

Valid to:
5/16/2013 4:59:59 PM

Subject:
CN=Wajam, O=Wajam, STREET="4115 Boulevard Saint-Laurent suite #200", L=Montreal, S=Quebec, PostalCode=H2W1Y7, C=CA

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

Serial number:
175B7FEB5E5C08B00F3B710CDD9D93EB

File PE Metadata
Compilation timestamp:
12/5/2009 3:53:18 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
12288:OsWbP1S52LENujROLVx1dyTNdDTE+6toWR:OsW71423ax1dyTkZR

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...
 
[+]

Entropy:
7.9516

Packer / compiler:
Nullsoft install system v2.x

Code size:
24.5 KB (25,088 bytes)

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