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-----BEGIN PGP SIGNED MESSAGE----- =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2001.303 -- Trend Micro Virus Alert TROJ_SIRCAM.A 23 July 2001 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Microsoft Outlook Microsoft Outlook Express Operating System: Windows Impact: Execute Arbitrary Code/Commands Denial of Service Access Required: Remote - --------------------------BEGIN INCLUDED TEXT-------------------- Virus Name: TROJ_SIRCAM.A Risk Type: Medium Risk Alert Pattern File: #917 This Trojan propagates via email using Microsoft Outlook Express. It sends copies of itself to all addresses listed in an infected user's address book. It arrives in an email with a random subject line, and an attachment by the same name. A sample of this email is as follows: Subject: (random subject line) Body text: (could be in English or Spanish) Hi! How are you? I send you this file in order to have your advice OR I hope you can help me with this file that I send OR I hope you like the file that I send you OR This is the file with the information that you ask for See you later. Thanks Attached file: (random file name) Upon execution, this Trojan drops a copy of itself as SCam32.EXE in the System directory. It also drops the file C:RecycledSirC32.EXE. On some occasions, it drops the blank file SCD.DLL file in the System directory. TROJ_SIRCAM.A is detected by pattern file #917, which you can download at the Trend Micro Web site at http://www.antivirus.com/download/pattern.asp. For more information regarding TROJ_SIRCAM.A please access the Trend Micro Virus Information Center at http://www.antivirus.com/vinfo - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to use any or all of this information is the responsibility of each user or organisation, and should be done so in accordance with site policies and procedures. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the original authors to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/Information/advisories.html If you believe that your system has been compromised, contact AusCERT or your representative in FIRST (Forum of Incident Response and Security Teams). Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for emergencies. -----BEGIN PGP SIGNATURE----- Version: 2.6.3i Charset: noconv Comment: ftp://ftp.auscert.org.au/pub/auscert/AUSCERT_PGP.key iQCVAwUBO1vk2Sh9+71yA2DNAQHOfwP/WfPSsovxbtR/LTomA3M2X61Q0ssYIDab 2JcQBcCqvwvBQGbx/6T1cYd65D7q+EY4Gsh7Z9L8tsTsqzZ+qsNlN/gwXGM0wmMZ JDJhbLaZJ/SJMmzgsOpGN7i0XRLlzERYLhLzRRreRu2nrHGwMLX7PtjGCZczQ+t+ M0XAEwMvgoY= =3z7D -----END PGP SIGNATURE-----