not-a-virus:HEUR:Tool.Win32.InstallCore.12563492.gen (Kaspersky), Trojan.Win32.Generic!BT (VIPRE), Gen:Variant.Application.InstallCore.1 (AdAware), Trojan.Win32.Sasfis.FD, WebToolbar.Win32.InstallCore.FD, WebToolbarInstallCore.YR (Lavasoft MAS)Behaviour: Trojan, WebToolbar
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: 5906f3193220c5ad5d618e8f4c5cc407
SHA1: cf0bebeb5519f3c8963fdd2d80447e5f5147de83
SHA256: dabfce951d800c646f0b42aad76e02a405e7f39da8e1e287825a8c9a1699cfee
SSDeep: 12288:zGVEPcPZgv3saFLoSQLAd08auf71uwGxI2M35VnOECtXMMzD:zGVy6Zy3say7ALau2xIV35VnOEqMMzD
Size: 570376 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: PackerUPXCompresorGratuitowwwupxsourceforgenet, UPXv0896v102v105v122Delphistub, UPolyXv05_v6
Company: no certificate found
Created at: 1992-06-20 01:22:17
Analyzed on: WindowsXP SP3 32-bit
Summary: Trojan. A program that appears to do one thing but actually does another (a.k.a. Trojan Horse).
Dynamic Analysis
Payload
No specific payload has been found.
Process activity
The Trojan creates the following process(es):No processes have been created.The Trojan injects its code into the following process(es):
%original file name%.exe:1992
File activity
The process %original file name%.exe:1992 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\skip-button.png (1342 bytes)
%Program Files%\is922703.log (10 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\back-button.png (1322 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\defaultOffer\offer_html.dat (3072 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\finish_button.jpg (1145 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\is1438683437\4380116.cfg (218 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\defaultOffer\US\offer_html.dat (9361 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\blank.gif (49 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\next-button-over.png (1767 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\sdk-ui\images\progress-bg.png (2845 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\Software.png (30599 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\license.txt (18520 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\sdk-ui\checkbox.css (190 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\sdk\exceptlist.txt (34 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\defaultOffer\US\offer_code.dat (7706 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\is1438683437\673479180.cfg (218 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\sdk-ui\progress-bar.css (501 bytes)
%Documents and Settings%\%current user%\àðñþчøù ÑÂÂтþû\Continue FoxTab PDF Creator Installation.lnk (904 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\defaultOffer\offer_code.dat (1958 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\loader.gif (22379 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\Bg.jpg (14232 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\sdk-ui\browse.css (318 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\sdk-ui\images\button-bg.png (131 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\close_button.png (1170 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\000E0395.log (8 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\000E16CF.log (8 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ICReinstall_%original file name%.exe (832520 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\sdk-ui\button.css (417 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\icon.png (6707 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\ie6_main.css (1281 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\next-button.png (1768 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\progress-bg.png (2845 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\finish-button.png (1812 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\buttons.css (1151 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\main.css (3797 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\bootstrap_24744.html (156 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\000E14DB.log (8 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\locale\EN.locale (1948 bytes)
The Trojan deletes the following file(s):
%Program Files%\is922703.log (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\000E16CF.log (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\bootstrap_24744.html (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\000E14DB.log (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\000E0395.log (0 bytes)
Registry activity
The process %original file name%.exe:1992 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Directory" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path4]
"CacheLimit" = "65324"
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache4"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "3C 00 00 00 0C 00 00 00 01 00 00 00 00 00 00 00"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Start Menu" = "%Documents and Settings%\All Users\Óûðòýþõ üõýю"
"Common Documents" = "%Documents and Settings%\All Users\ÃÂâ€Âþúуüõýты"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Personal" = "%Documents and Settings%\%current user%\Üþø ôþúуüõýты"
[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache]
"@xpsp3res.dll,-20001" = "ÃÂâ€ÂøðóýþÑÂÂтøúð ÿрþñûõü ÿþôúûючõýøÑÂÂ..."
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cookies" = "%Documents and Settings%\%current user%\Cookies"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache2"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{91167d45-103d-11db-8c91-806d6172696f}]
"BaseClass" = "Drive"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"
"CommonMusic" = "%Documents and Settings%\All Users\ÃÂâ€Âþúуüõýты\ÜþѠüу÷ыúð"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{91167d42-103d-11db-8c91-806d6172696f}]
"BaseClass" = "Drive"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common Desktop" = "%Documents and Settings%\All Users\àðñþчøù ÑÂÂтþû"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"
[HKLM\SOFTWARE\Microsoft\DirectDraw\MostRecentApplication]
"Name" = "%original file name%.exe"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Desktop" = "%Documents and Settings%\%current user%\àðñþчøù ÑÂÂтþû"
[HKLM\System\CurrentControlSet\Hardware Profiles\0001\Software\Microsoft\windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"My Pictures" = "%Documents and Settings%\%current user%\Üþø ôþúуüõýты\Üþø рøÑÂÂуýúø"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CacheLimit" = "65324"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Start Menu" = "%Documents and Settings%\%current user%\Óûðòýþõ üõýю"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CacheLimit" = "65324"
[HKLM\SOFTWARE\Microsoft\DirectDraw\MostRecentApplication]
"ID" = "708992537"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"CommonVideo" = "%Documents and Settings%\All Users\ÃÂâ€Âþúуüõýты\Üþø òøôõþ÷ðÿøÑÂÂø"
"CommonPictures" = "%Documents and Settings%\All Users\ÃÂâ€Âþúуüõýты\Üþø рøÑÂÂуýúø"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Local AppData" = "%Documents and Settings%\%current user%\Local Settings\Application Data"
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "56 1C 4D 4B E9 29 E2 5F 8D 83 40 BA B6 10 4B 62"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache1"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CacheLimit" = "65324"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"MigrateProxy" = "1"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"History" = "%Documents and Settings%\%current user%\Local Settings\History"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{d8c0d8da-77bd-11e0-bb02-000c293bc0fd}]
"BaseClass" = "Drive"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache3"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Paths" = "4"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{ebcf8d94-66db-11de-b228-806d6172696f}]
"BaseClass" = "Drive"
The Trojan modifies IE settings for security zones to map all local web-nodes with no dots which do not refer to any zone to the Intranet Zone:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"UNCAsIntranet" = "1"
The Trojan modifies IE settings for security zones to map all web-nodes that bypassing the proxy to the Intranet Zone:
"ProxyBypass" = "1"
Proxy settings are disabled:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"
The Trojan modifies IE settings for security zones to map all urls to the Intranet Zone:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName" = "1"
The Trojan deletes the following value(s) in system registry:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"AutoConfigURL"
"ProxyServer"
"ProxyOverride"
Network activity (URLs)
URL | IP |
---|---|
hxxp://os.solvefile.com/fx/v1.0.1/?v=2.0&c=868612504 | 207.189.109.121 |
hxxp://os.solvefile.com/Prod/PDFCreator-v2.cis | |
cdneu.solvefile.com | 207.189.109.121 |
cdnus.solvefile.com | 207.189.109.121 |
HOSTS file anomalies
No changes have been detected.
Rootkit activity
No anomalies have been detected.
Propagation
Removals
Remove it with Ad-Aware
- Click (here) to download and install Ad-Aware Free Antivirus.
- Update the definition files.
- Run a full scan of your computer.
Manual removal*
- Terminate malicious process(es) (How to End a Process With the Task Manager):No processes have been created.
- Delete the original Trojan file.
- Delete or disinfect the following files created/modified by the Trojan:
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\skip-button.png (1342 bytes)
%Program Files%\is922703.log (10 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\back-button.png (1322 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\defaultOffer\offer_html.dat (3072 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\finish_button.jpg (1145 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\is1438683437\4380116.cfg (218 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\defaultOffer\US\offer_html.dat (9361 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\blank.gif (49 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\next-button-over.png (1767 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\sdk-ui\images\progress-bg.png (2845 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\Software.png (30599 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\license.txt (18520 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\sdk-ui\checkbox.css (190 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\sdk\exceptlist.txt (34 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\defaultOffer\US\offer_code.dat (7706 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\is1438683437\673479180.cfg (218 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\sdk-ui\progress-bar.css (501 bytes)
%Documents and Settings%\%current user%\àðñþчøù ÑÂÂтþû\Continue FoxTab PDF Creator Installation.lnk (904 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\defaultOffer\offer_code.dat (1958 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\loader.gif (22379 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\Bg.jpg (14232 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\sdk-ui\browse.css (318 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\sdk-ui\images\button-bg.png (131 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\close_button.png (1170 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\000E0395.log (8 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\000E16CF.log (8 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ICReinstall_%original file name%.exe (832520 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\sdk-ui\button.css (417 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\icon.png (6707 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\ie6_main.css (1281 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\next-button.png (1768 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\progress-bg.png (2845 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\images\finish-button.png (1812 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\buttons.css (1151 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\css\main.css (3797 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\bootstrap_24744.html (156 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\000E14DB.log (8 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\ish918437\locale\EN.locale (1948 bytes) - Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
- Reboot the computer.
Static Analysis
VersionInfo
No information is available.
No information is available.
PE Sections
Name | Virtual Address | Virtual Size | Raw Size | Entropy | Section MD5 |
---|---|---|---|---|---|
UPX0 | 4096 | 610304 | 0 | 0 | d41d8cd98f00b204e9800998ecf8427e |
UPX1 | 614400 | 540672 | 538112 | 5.50065 | 2ea4f0df94f187b7abf167ba5a28d7ed |
.rsrc | 1155072 | 32768 | 29184 | 3.86347 | bb746afeda6394a6af9782c16f99aef9 |
Network Activity
Dropped from:
Downloaded by:
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