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ainjectr.exe

Sanflex

This is the Tightrope WebInstall which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed with minimal consent. The application ainjectr.exe by Sanflex has been detected as adware by 22 anti-malware scanners. The program is a setup application that uses the Tightrope WebInstall installer. The file has been seen being downloaded from www.harmonyhollow.net.
Publisher:
Sanflex  (signed and verified)

MD5:
c346de6a794ab153c1acf7bd1667190c

SHA-1:
0d646ce58e28ba7712ed8b6bed46e0f898a6e59e

SHA-256:
4e7db2109e9f2a59892606e47fde7cb7316deebdbec5a4e6dde2ef0304a6eb8b

Scanner detections:
22 / 68

Status:
Adware

Description:
This is also known as bundleware, or downloadware, which is an downloader designed to simply deliver ad-supported offers in the setup routine of an otherwise legitimate software.

Analysis date:
4/26/2024 2:21:44 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

AhnLab V3 Security
PUP/Win32.Downware
2014.11.27

Avira AntiVirus
ADWARE/Adware.Gen
7.11.189.16

AVG
Generic
2015.0.3277

Baidu Antivirus
Adware.Win32.DownloadAdmin
4.0.3.141127

Clam AntiVirus
Win.Adware.Downloadadmin
0.98/21511

Comodo Security
ApplicUnwnt
20202

Dr.Web
Adware.Downware.2220
9.0.1.0331

ESET NOD32
Win32/DownloadAdmin (variant)
8.10787

Fortinet FortiGate
Riskware/DownloadAdmin
11/27/2014

F-Secure
Adware:W32/WebInstallBundle
11.2014-27-11_5

G Data
Win32.Application.DownloadAdmin
14.11.24

IKARUS anti.virus
Trojan.Dropper
t3scan.1.8.3.0

K7 AntiVirus
Trojan
13.186.14150

Malwarebytes
PUP.Optional.DownloadAdmin
v2014.11.27.04

McAfee
Artemis!C346DE6A794A
5600.6933

NANO AntiVirus
Riskware.Win32.Downware.djahkt
0.28.6.63726

Qihoo 360 Security
HEUR/QVM42.0.Malware.Gen
1.0.0.1015

Reason Heuristics
PUP.Tightrope.Bundler
15.5.3.0

Sophos
Generic PUA AN
4.98

Trend Micro House Call
Suspicious_GEN.F47V1113
7.2.331

VIPRE Antivirus
DownloadAdmin
35160

File size:
823.2 KB (842,968 bytes)

File type:
Executable application (Win32 EXE)

Bundler/Installer:
Tightrope WebInstall (using Nullsoft Install System)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\ainjectr.exe

Digital Signature
Signed by:
Sanflex

Authority:
VeriSign, Inc.

Valid from:
7/21/2014 7:00:00 PM

Valid to:
7/21/2017 6:59:59 PM

Subject:
CN=Sanflex, O=Sanflex, L=SAN FRANCISCO, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
42D7699269B5BB95341F5DA022F6E57D

File PE Metadata
Compilation timestamp:
7/15/2014 11:29:31 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
12288:TxpJfslZtuaVd9lpmhwQbift489IVGD4xJFl6Xqb5Kbmkg8S8:tp9sVuaVdvgVbmgGDijyikg58

Entry address:
0x3345

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, B0, 73, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, C0, 70, 40, 00, 53, FF, 15, 88, 72, 40, 00, 6A, 08, A3, B8, 3C, 42, 00, E8, 2E, 25, 00, 00, 53, 68, 60, 01, 00, 00, A3, C0, 3B, 42, 00, 8D, 44, 24, 38, 50, 53, 68, 43, 74, 40, 00, FF, 15, 64, 71, 40, 00, 68, 38, 74, 40, 00, 68, C0, 33, 42, 00, E8, 1F, 24, 00, 00, FF, 15, BC, 70, 40, 00, 50, BF, 00, 90, 42, 00, 57, E8, 0D, 24, 00, 00...
 
[+]

Entropy:
7.4907

Packer / compiler:
Nullsoft install system v2.x

Code size:
23 KB (23,552 bytes)

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

http://www.harmonyhollow.net/.../ainjectr.exe

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