ADW_AIRINSTALLER
PLATFORM:
Windows 2000, Windows XP, Windows Server 2003
OVERALL RISK RATING:
REPORTED INFECTION:
SYSTEM IMPACT RATING:
INFORMATION EXPOSURE:
Threat Type: Adware
Destructiveness: No
Encrypted:
In the wild: Yes
OVERVIEW
This adware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
It deletes itself after execution.
TECHNICAL DETAILS
File Size: 1,120,680 bytes
File Type: EXE
Memory Resident: No
Initial Samples Received Date: 21 Aug 2013
Arrival Details
This adware arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.
Installation
This adware drops the following copies of itself into the affected system:
- %User Temp%\setup.exe
(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.)
It creates the following folders:
- %User Temp%\4d7YlHl4V5
- %User Temp%\4d7YlHl4V5\theme
- %User Temp%\4d7YlHl4V5\theme\config
- %User Temp%\4d7YlHl4V5\theme\css
- %User Temp%\4d7YlHl4V5\theme\html
- %User Temp%\4d7YlHl4V5\theme\images
- %User Temp%\4d7YlHl4V5\theme\js
- %User Temp%\4d7YlHl4V5\theme\software
- %User Temp%\4d7YlHl4V5\theme\offers
- %User Temp%\4d7YlHl4V5\theme\offers\998
- %User Temp%\4d7YlHl4V5\theme\offers\585
- %User Temp%\4d7YlHl4V5\theme\offers\425
- %User Temp%\4d7YlHl4V5\theme\offers\1038
- %User Temp%\4d7YlHl4V5\theme\offers\127
- %User Temp%\airinstaller
(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.)
Other System Modifications
This adware deletes the following files:
- %User Temp%\airD.zip
- %User Temp%\air40.zip
- %User Temp%\air50.zip
- %User Temp%\air5D.zip
- %User Temp%\air69.zip
- %User Temp%\air74.zip
- %User Temp%\air7F.zip
(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.)
Dropping Routine
This adware drops the following files:
- %User Temp%\4d7YlHl4V5\feed.xml
- %User Temp%\8_theme_5.zip
- %User Temp%\4d7YlHl4V5\theme\config\settings.xml
- %User Temp%\4d7YlHl4V5\theme\css\modal-overlay.css
- %User Temp%\4d7YlHl4V5\theme\css\style.css
- %User Temp%\4d7YlHl4V5\theme\de.lang
- %User Temp%\4d7YlHl4V5\theme\es.lang
- %User Temp%\4d7YlHl4V5\theme\html\cancelfooter.html
- %User Temp%\4d7YlHl4V5\theme\html\cancelheader.html
- %User Temp%\4d7YlHl4V5\theme\html\downloadpage.html
- %User Temp%\4d7YlHl4V5\theme\html\footer.html
- %User Temp%\4d7YlHl4V5\theme\html\header.html
- %User Temp%\4d7YlHl4V5\theme\html\header_.html
- %User Temp%\4d7YlHl4V5\theme\html\installoptionspage.html
- %User Temp%\4d7YlHl4V5\theme\html\intropage.html
- %User Temp%\4d7YlHl4V5\theme\html\offerfooter.html
- %User Temp%\4d7YlHl4V5\theme\html\offerheader.html
- %User Temp%\4d7YlHl4V5\theme\html\summarypage.html
- %User Temp%\4d7YlHl4V5\theme\images\bg.png
- %User Temp%\4d7YlHl4V5\theme\images\bg_full.png
- %User Temp%\4d7YlHl4V5\theme\images\bg_old.png
- %User Temp%\4d7YlHl4V5\theme\images\btn_decline.png
- %User Temp%\4d7YlHl4V5\theme\images\btn_next.png
- %User Temp%\4d7YlHl4V5\theme\images\btn_next_disabled.png
- %User Temp%\4d7YlHl4V5\theme\images\btn_skip_all.png
- %User Temp%\4d7YlHl4V5\theme\images\cancel.png
- %User Temp%\4d7YlHl4V5\theme\images\complete.png
- %User Temp%\4d7YlHl4V5\theme\images\done.png
- %User Temp%\4d7YlHl4V5\theme\images\girl.png
- %User Temp%\4d7YlHl4V5\theme\images\modal-overlay.png
- %User Temp%\4d7YlHl4V5\theme\images\sprite.png
- %User Temp%\4d7YlHl4V5\theme\images\sprite-top.png
- %User Temp%\4d7YlHl4V5\theme\images\thumb.png
- %User Temp%\4d7YlHl4V5\theme\images\thumb_lock.png
- %User Temp%\4d7YlHl4V5\theme\images\topbar.png
- %User Temp%\4d7YlHl4V5\theme\images\top-sprite.png
- %User Temp%\4d7YlHl4V5\theme\images\yontoo.png
- %User Temp%\4d7YlHl4V5\theme\images\yontoo-layers.png
- %User Temp%\4d7YlHl4V5\theme\js\modal-overlay.js
- %User Temp%\3B_software_95.zip
- %User Temp%\4d7YlHl4V5\theme\software\de.lang
- %User Temp%\4d7YlHl4V5\theme\software\es.lang
- %User Temp%\4d7YlHl4V5\theme\software\flashplayer.png
- %User Temp%\4d7YlHl4V5\theme\software\logo.png
- %User Temp%\4d7YlHl4V5\theme\software\software.html
- %User Temp%\4d7YlHl4V5\theme\software\software-girl.png
- %User Temp%\4d7YlHl4V5\theme\software\title.png
- %User Temp%\4B_offer_998.zip
- %User Temp%\4d7YlHl4V5\theme\offers\998\offer.html
- %User Temp%\4d7YlHl4V5\theme\offers\998\software-girl.png
- %User Temp%\4d7YlHl4V5\theme\offers\998\toolbar.jpg
- %User Temp%\58_offer_585.zip
- %User Temp%\4d7YlHl4V5\theme\offers\585\image.jpg
- %User Temp%\4d7YlHl4V5\theme\offers\585\offer.html
- %User Temp%\4d7YlHl4V5\theme\offers\585\software-girl.png
- %User Temp%\64_offer_425.zip
- %User Temp%\4d7YlHl4V5\theme\offers\425\logo.png
- %User Temp%\4d7YlHl4V5\theme\offers\425\offer.html
- %User Temp%\6F_offer_1038.zip
- %User Temp%\4d7YlHl4V5\theme\offers\1038\add-lyrics.png
- %User Temp%\4d7YlHl4V5\theme\offers\1038\offer.html
- %User Temp%\7A_offer_127.zip
- %User Temp%\4d7YlHl4V5\theme\offers\127\de.lang
- %User Temp%\4d7YlHl4V5\theme\offers\127\es.lang
- %User Temp%\4d7YlHl4V5\theme\offers\127\girl.png
- %User Temp%\4d7YlHl4V5\theme\offers\127\offer.html
- %User Temp%\4d7YlHl4V5\theme\offers\127\pchealthkit.png
- %User Temp%\4d7YlHl4V5\language.map
- %User Temp%\4d7YlHl4V5\intro_page.html
- %User Temp%\4d7YlHl4V5\offer_0.html
- %User Temp%\4d7YlHl4V5\offer_1.html
- %User Temp%\4d7YlHl4V5\offer_2.html
- %User Temp%\4d7YlHl4V5\offer_3.html
- %User Temp%\4d7YlHl4V5\offer_4.html
- %User Temp%\4d7YlHl4V5\download_page.html
- %User Temp%\4d7YlHl4V5\summary_page.html
- %User Temp%\4d7YlHl4V5\cancel_page.html
- %User Temp%\4d7YlHl4V5\installer_temp.html
- %User Temp%\airD.zip
- %User Temp%\air40.zip
- %User Temp%\air50.zip
- %User Temp%\air5D.zip
- %User Temp%\air69.zip
- %User Temp%\air74.zip
- %User Temp%\air7F.zip
- %User Temp%\4d7YlHl4V5\installer.html
(Note: %User Temp% is the current user's Temp folder, which is usually C:\Documents and Settings\{user name}\Local Settings\Temp on Windows 2000, XP, and Server 2003, or C:\Users\{user name}\AppData\Local\Temp on Windows Vista and 7.)
Other Details
This adware connects to the following possibly malicious URL:
- http://trk.{BLOCKED}taller.com/get/log/?{random characters}
- http://trk.{BLOCKED}taller.com/get/log_level/?bundle=aafc1d2b
- http://trk.{BLOCKED}taller.com/get/launch/?{random characters}
- http://trk.{BLOCKED}taller.com/get/session/?{random characters}
- http://trk.{BLOCKED}taller.com/get/event/?{random characters}
- http://cdn.{BLOCKED}static.com/themes/theme_5/theme_5.zip
- http://trk.{BLOCKED}taller.com/get/file_size/?{random characters}
- http://cdn.{BLOCKED}static.com/themes/theme_5/software_95.zip
- http://cdn.{BLOCKED}static.com/themes/theme_5/offer_998.zip
- http://cdn.{BLOCKED}static.com/themes/theme_5/offer_585.zip
- http://cdn.{BLOCKED}static.com/themes/theme_5/offer_425.zip
- http://cdn.{BLOCKED}static.com/themes/theme_5/offer_1038.zip
- http://cdn.{BLOCKED}static.com/themes/theme_5/offer_127.zip
It deletes itself after execution.
This report is generated via an automated analysis system.
SOLUTION
Minimum Scan Engine: 9.300
Step 1
Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.
Step 2
Search and delete these components
[ Learn More ]
There may be some components that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result. - %User Temp%\4d7YlHl4V5\feed.xml
- %User Temp%\8_theme_5.zip
- %User Temp%\4d7YlHl4V5\theme\config\settings.xml
- %User Temp%\4d7YlHl4V5\theme\css\modal-overlay.css
- %User Temp%\4d7YlHl4V5\theme\css\style.css
- %User Temp%\4d7YlHl4V5\theme\de.lang
- %User Temp%\4d7YlHl4V5\theme\es.lang
- %User Temp%\4d7YlHl4V5\theme\html\cancelfooter.html
- %User Temp%\4d7YlHl4V5\theme\html\cancelheader.html
- %User Temp%\4d7YlHl4V5\theme\html\downloadpage.html
- %User Temp%\4d7YlHl4V5\theme\html\footer.html
- %User Temp%\4d7YlHl4V5\theme\html\header.html
- %User Temp%\4d7YlHl4V5\theme\html\header_.html
- %User Temp%\4d7YlHl4V5\theme\html\installoptionspage.html
- %User Temp%\4d7YlHl4V5\theme\html\intropage.html
- %User Temp%\4d7YlHl4V5\theme\html\offerfooter.html
- %User Temp%\4d7YlHl4V5\theme\html\offerheader.html
- %User Temp%\4d7YlHl4V5\theme\html\summarypage.html
- %User Temp%\4d7YlHl4V5\theme\images\bg.png
- %User Temp%\4d7YlHl4V5\theme\images\bg_full.png
- %User Temp%\4d7YlHl4V5\theme\images\bg_old.png
- %User Temp%\4d7YlHl4V5\theme\images\btn_decline.png
- %User Temp%\4d7YlHl4V5\theme\images\btn_next.png
- %User Temp%\4d7YlHl4V5\theme\images\btn_next_disabled.png
- %User Temp%\4d7YlHl4V5\theme\images\btn_skip_all.png
- %User Temp%\4d7YlHl4V5\theme\images\cancel.png
- %User Temp%\4d7YlHl4V5\theme\images\complete.png
- %User Temp%\4d7YlHl4V5\theme\images\done.png
- %User Temp%\4d7YlHl4V5\theme\images\girl.png
- %User Temp%\4d7YlHl4V5\theme\images\modal-overlay.png
- %User Temp%\4d7YlHl4V5\theme\images\sprite.png
- %User Temp%\4d7YlHl4V5\theme\images\sprite-top.png
- %User Temp%\4d7YlHl4V5\theme\images\thumb.png
- %User Temp%\4d7YlHl4V5\theme\images\thumb_lock.png
- %User Temp%\4d7YlHl4V5\theme\images\topbar.png
- %User Temp%\4d7YlHl4V5\theme\images\top-sprite.png
- %User Temp%\4d7YlHl4V5\theme\images\yontoo.png
- %User Temp%\4d7YlHl4V5\theme\images\yontoo-layers.png
- %User Temp%\4d7YlHl4V5\theme\js\modal-overlay.js
- %User Temp%\3B_software_95.zip
- %User Temp%\4d7YlHl4V5\theme\software\de.lang
- %User Temp%\4d7YlHl4V5\theme\software\es.lang
- %User Temp%\4d7YlHl4V5\theme\software\flashplayer.png
- %User Temp%\4d7YlHl4V5\theme\software\logo.png
- %User Temp%\4d7YlHl4V5\theme\software\software.html
- %User Temp%\4d7YlHl4V5\theme\software\software-girl.png
- %User Temp%\4d7YlHl4V5\theme\software\title.png
- %User Temp%\4B_offer_998.zip
- %User Temp%\4d7YlHl4V5\theme\offers\998\offer.html
- %User Temp%\4d7YlHl4V5\theme\offers\998\software-girl.png
- %User Temp%\4d7YlHl4V5\theme\offers\998\toolbar.jpg
- %User Temp%\58_offer_585.zip
- %User Temp%\4d7YlHl4V5\theme\offers\585\image.jpg
- %User Temp%\4d7YlHl4V5\theme\offers\585\offer.html
- %User Temp%\4d7YlHl4V5\theme\offers\585\software-girl.png
- %User Temp%\64_offer_425.zip
- %User Temp%\4d7YlHl4V5\theme\offers\425\logo.png
- %User Temp%\4d7YlHl4V5\theme\offers\425\offer.html
- %User Temp%\6F_offer_1038.zip
- %User Temp%\4d7YlHl4V5\theme\offers\1038\add-lyrics.png
- %User Temp%\4d7YlHl4V5\theme\offers\1038\offer.html
- %User Temp%\7A_offer_127.zip
- %User Temp%\4d7YlHl4V5\theme\offers\127\de.lang
- %User Temp%\4d7YlHl4V5\theme\offers\127\es.lang
- %User Temp%\4d7YlHl4V5\theme\offers\127\girl.png
- %User Temp%\4d7YlHl4V5\theme\offers\127\offer.html
- %User Temp%\4d7YlHl4V5\theme\offers\127\pchealthkit.png
- %User Temp%\4d7YlHl4V5\language.map
- %User Temp%\4d7YlHl4V5\intro_page.html
- %User Temp%\4d7YlHl4V5\offer_0.html
- %User Temp%\4d7YlHl4V5\offer_1.html
- %User Temp%\4d7YlHl4V5\offer_2.html
- %User Temp%\4d7YlHl4V5\offer_3.html
- %User Temp%\4d7YlHl4V5\offer_4.html
- %User Temp%\4d7YlHl4V5\download_page.html
- %User Temp%\4d7YlHl4V5\summary_page.html
- %User Temp%\4d7YlHl4V5\cancel_page.html
- %User Temp%\4d7YlHl4V5\installer_temp.html
- %User Temp%\airD.zip
- %User Temp%\air40.zip
- %User Temp%\air50.zip
- %User Temp%\air5D.zip
- %User Temp%\air69.zip
- %User Temp%\air74.zip
- %User Temp%\air7F.zip
- %User Temp%\4d7YlHl4V5\installer.html
Step 3
Search and delete these folders
[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden folders in the search result. - %User Temp%\4d7YlHl4V5
- %User Temp%\4d7YlHl4V5\theme
- %User Temp%\4d7YlHl4V5\theme\config
- %User Temp%\4d7YlHl4V5\theme\css
- %User Temp%\4d7YlHl4V5\theme\html
- %User Temp%\4d7YlHl4V5\theme\images
- %User Temp%\4d7YlHl4V5\theme\js
- %User Temp%\4d7YlHl4V5\theme\software
- %User Temp%\4d7YlHl4V5\theme\offers
- %User Temp%\4d7YlHl4V5\theme\offers\998
- %User Temp%\4d7YlHl4V5\theme\offers\585
- %User Temp%\4d7YlHl4V5\theme\offers\425
- %User Temp%\4d7YlHl4V5\theme\offers\1038
- %User Temp%\4d7YlHl4V5\theme\offers\127
- %User Temp%\airinstaller
Step 4
Scan your computer with your Trend Micro product to delete files detected as ADW_AIRINSTALLER. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.
Step 5
Restore this file from backup only Microsoft-related files will be restored. If this malware/grayware also deleted files related to programs that are not from Microsoft, please reinstall those programs on you computer again.
- %User Temp%\airD.zip
- %User Temp%\air40.zip
- %User Temp%\air50.zip
- %User Temp%\air5D.zip
- %User Temp%\air69.zip
- %User Temp%\air74.zip
- %User Temp%\air7F.zip
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