| Alias: | |
| Strain: | - |
| detected when: | |
| where: | |
| Classification: | COM-infector |
| Length: | NONE |
Preconditions | |
| Operating System(s): | MS-DOS |
| Version/Release: | None |
| Computer model(s): | PC's |
| Caroname: | Techno |
Attributes | |
| Easy identification: | |
Type of Infection: | The virus appends itself to the files Selfrec in memory: None Selfrec on disk: (FILE[0]=0E9h) and (FILE[0Ah]=78h) and (FILE[0Ch]=79h) |
| Infection Technique: | |
| Infection Trigger: | (DIRECT_ACTION) and (LengthCOM >=10) and (LengthCom<61439) |
| Storage Media affected: | |
| Interrupts hooked: | 1Ch, 24h |
| Stealth: | |
| Tunneling/Selfprot: | |
| Oligo/Polymorphism: | |
| Encoding Method: | |
| Damage: | Transient: Music, Videoeffect Permanent: None |
| Damage Trigger: | Transient: Random(0.0025) Permanent: NoneSIDE_EFFECT: None |
| Particularities: | Displayed text: "TECHNO""Don't touch the keyboard" Not displayed text: "*.COM""COMSPEC=" The virus tries to infect COMMAND.COM via the COMSPEC entryin the environment and then runs a find first/next loop inthe local directory. This loop will exit after a 1.15 sec.timeout. |
| Similarities: | |
Agents | |
| Countermeasures: | |
| Standard means: | |
Acknowledgements | |
| Location: | Virus Test Center, University Hamburg, FRG |
| Classification by: | Christoph Fischer, Micro-BIT Virus Center, University of Kar |
| Documentation by: | Christoph Fischer, Micro-BIT Virus Center, University of Kar |
| Date: | 1992-12-28 |
| Information Source: | Caroentry (autom.converter by S.Freitag) |
(c) 1996 Virus-Test-Center, University of Hamburg