Trojan-Downloader:W32/Oficla.AE, Gen:Variant.Bredo.4, Packed.Win32.Krap.an, TrojanDropper:Win32/Oficla
(Microsoft), Win32/Oficla.GQ (Other) Mal/EncPk-NS (Sophos)
Trojan-Downloader:W32/Oficla.AE is distributed as an attachment to fake email messages; once installed, the trojan-downloader connects to a remote server.
Based on the settings of your F-Secure security product, it will either move the file to the quarantine where it cannot spread or cause harm, or remove it.
A False Positive is when a file is incorrectly detected as harmful, usually because its code or behavior resembles known harmful programs. A False Positive will usually be fixed in a subsequent database update without any action needed on your part. If you wish, you may also:
Check for the latest database updates
First check if your F-Secure security program is using the latest detection database updates, then try scanning the file again.
Submit a sample
After checking, if you still believe the file is incorrectly detected, you can submit a sample of it for re-analysis.
NOTE If the file was moved to quarantine, you need to collect the file from quarantine before you can submit it.
Exclude a file from further scanning
If you are certain that the file is safe and want to continue using it, you can exclude it from further scanning by the F-Secure security product.
Note You need administrative rights to change the settings.
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Submit a file or URL for further analysis.
Oficla.AE is distributed as executable or zipped files attached to misleading email messages. Some of the most common messages used to deliver this trojan involve fake offers for iTunes Gift certificates or for Amazon.com orders; other attachments are disguised as resumes.The text in the email message entices the unsuspecting user to launch the attached file, which installs and executes the trojan.
Once the attached executable file is launched, the trojan creates the following files:
It also makes changes to the Windows Registry to ensure the installed copy is launched when the computer is started up.
Once installed on the computer, the trojan opens a connection to a remote server, from which it may download additional malicious programs.