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wajam_download.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_download.exe by Wajam has been detected as adware by 6 anti-malware scanners. 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. The file has been seen being downloaded from i.vertitechnologygroup.com and multiple other hosts.
Publisher:
Wajam  (signed and verified)

MD5:
75da74efcebf13be53cbdc4ac4ae75d5

SHA-1:
3f7976498661c306fe1b73ea0f8fd80c7c30f3f7

SHA-256:
784ab155fac09a10f42cf56d451cf9210e59db2d7f250c089193a264bbeff9a9

Scanner detections:
6 / 68

Status:
Adware

Analysis date:
4/26/2024 3:25:48 AM UTC  (today)

Scan engine
Detection
Engine version

Bkav FE
W32.Clod1a0.Trojan
1.3.0.4613

Dr.Web
Trojan.DownLoader8.47497
9.0.1.0356

ESET NOD32
Win32/Wajam
7.9255

Reason Heuristics
PUP.Wajam.O
14.8.7.17

Vba32 AntiVirus
TrojanDownloader.Genome
3.12.24.3

VIPRE Antivirus
Wajam
25142

File size:
54.9 KB (56,232 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

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

Digital Signature
Signed by:
Wajam

Authority:
COMODO CA Limited

Valid from:
5/16/2012 1:00:00 AM

Valid to:
5/17/2013 12:59:59 AM

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 10:53:18 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
1536:s6q3+uta99Hj25XvwLXJLiiAkGFNshThQ:RstajHKBvYXJLNvu

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:
7.0338

Packer / compiler:
Nullsoft install system v2.x

Code size:
24.5 KB (25,088 bytes)

The file wajam_download.exe has been seen being distributed by the following 4 URLs.

http://i.vertitechnologygroup.com/inst/software/.../wajam_20120726.exe

http://vzbucket.appscion.com/Wajam/info/.../wajam_download.exe

http://www.wajam.com/.../wajam_download.exe

http://cdn.airdlr2.com/downloads/offers/.../wajam_download.exe

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