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Amiga Virus Encyclopedia    
Saddam Loom Virus 

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===== Computer Virus Catalog 1.2: SADDAM.LOOM VIRUS (31-July-1993) =====
Entry...............: SADDAM.LOOM Virus
Alias(es)...........: ---
Virus Strain........: SADDAM Virus Strain
Virus detected when.: ---
              where.: ---
Classification......: System virus (replacing), memory resident
Length of Virus.....: 1.Length on storage medium: 1848 bytes
                      2.Length in RAM           : 1936 bytes
--------------------- Preconditions ------------------------------------
Operating System(s).: AMIGA-DOS
Version/Release.....: 1.2/all, 1.3/all
Computer model(s)...: All AMIGA models
--------------------- Attributes ---------------------------------------
Easy Identification.: ---
Type of infection...: Self-identification method: see SADDAM virus
                      System infection:           see SADDAM virus
Infection Trigger...: See SADDAM virus.
Media addected......: See SADDAM virus.
Interrupts hooked...: See SADDAM virus.
Damage..............: Permanent damage: 1,3-4 same as SADDAM virus:
                         1. If no Disk-Validator program exists on disk
                            or no L: directory, both are built (re-
                            placing Disk-Validator program on disk).
                         2. Virus destroys a block by writing "LOOM"
                            over existing data; different from SADDAM v.
                         3. Virus makes Bitmap NOT VALID, so running
                            Disk-Validator next time will infect System.
                         4. Virus starts diskhead stepping in all floppy
                            drives and writing on disk (if writeable)
                            which will result in trackdisk errors.
                      Transient damage: Mouse pointer will disappear,
                            and an Alert will be displayed with text:
                            "LOOM VIRUS". After pressing mouse button,
                            cold reset. Text different from SADDAM virus
Damage Trigger......: Permanent damage: same as SADDAM virus:
                            1) insertion of a diskette
                            2) reading a Datablock
                            3) accessing rootblock
                      Transient damage: same as SADDAM virus: reading
                            bootblock after a certain time.
Particularities.....: See SADDAM virus.
Similarities........: Minor variant (clone) of SADDAM virus.
--------------------- Agents -------------------------------------------
Countermeasures.....: VirusZ 3.06, VT 2.54, VirusChecker 6.28
Countermeasures successful: VirusZ 3.06, VT 2.54, VirusChecker 6.28
Standard means......: VT 2.54
--------------------- Acknowledgement ----------------------------------
Location............: Virus Test Center, University Hamburg, Germany
Classification by...: Jens Vogler
Documentation by....: Jens Vogler
Date................: 31-July-1993
Information Source..: Reverse analysis of virus code
===================== End of SADDAM.LOOM Virus =========================


Screenshot of Loom Virus (Saddam Clone):





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