| Alias: | --- |
| Strain: | --- |
| detected when: | OCTOBER 1989 |
| where: | Elmshorn, FRG |
| Classification: | system virus (bootblock), resident |
| Length: | 1. length on storage medium: 1024 byte 2. length in RAM : 1024 byte |
Preconditions | |
| Operating System(s): | AMIGA-DOS |
| Version/Release: | 1.2/33.180 |
| Computer model(s): | AMIGA 500, AMIGA 1000, AMIGA 2000A, AMIGA 2000B |
| Caroname: | ASS1_0 |
Attributes | |
| Easy identification: | typical text: 'This bootblock protect your AMIGA against BYTE BANDIT', 'Something wonderful has fiddled with the CoolCapture() pointer (Probably the SCA-Virus) and has been eleminated *** Thanks to the ASS VIRUS PROTECTOR V1.0 ***', 'Something wonderful has fiddled with the Resident() pointer (Probably the ByteBandit-Virus) and has been eleminated *** Thanks to the ASS VIRUS PROTECTOR V1.0 ***' |
Type of Infection: | self-identification method: kicktag pointer normally set to $0007F300 and the virus compares the second word of this adress with $F300 system infection: RAM resident, reset resident |
| Infection Technique: | |
| Infection Trigger: | --- |
| Storage Media affected: | tests floppy disks (3.5" and 5.25") for BYTE BANDIT, SCA and SCA clones |
| Interrupts hooked: | vertical blank interrupt (IV 5) |
| Stealth: | |
| Tunneling/Selfprot: | |
| Oligo/Polymorphism: | |
| Encoding Method: | |
| Damage: | permanent damage: --- transient damage: screen buffer manipulation: message when detecting a known virus (see above) |
| Damage Trigger: | permanent damage: CoolCapture is set to system default, KickTag pointer is modified with A.S.S. entry, DoIO vector is set to system default (Kickstart 1.2 Release 33.180) transient damage: message when detecting a known virus (see above) |
| Particularities: | other resident programs using the system resident list (KickTagPointer) or the CoolCapture pointer are shut down detects BYTE BANDIT, SCA (and SCA clones) |
| Similarities: | produces a sequence of notes similar to the SYSTEM Z (antivirus) virus series |
Agents | |
| Countermeasures: | 'CHECKVECTORS 2.2', 'GUARDIAN 1.2', 'VIRUSX 4.0' |
| Standard means: | 'CHECKVECTORS 2.2' |
Acknowledgements | |
| Location: | Virus Test Center, University Hamburg, FRG |
| Classification by: | Alfred Manthey Rojas, Wolfram Schmidt |
| Documentation by: | Alfred Manthey Rojas |
| Date: | 5-June-1990 |
| Information Source: | --- |
(c) 1996 Virus-Test-Center, University of Hamburg