Sample viewer

vx.netlux.org/Virus.DOS.SillyRC.524

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:10:43.16151778Z 114 PC: 13bcd | UNKNOWN!
2018-12-17T22:10:43.169304702Z 42 PC: 13be8 | Get date 0x13be8: cmp cx, 0x7c8
0x13bec: jge 0x13bf1
0x13bee: jmp 0x13c0b
0x13bf0: nop
0x13bf1: cmp dh, 0xa
0x13bf4: jge 0x13bf9
0x13bf6: jmp 0x13c0b
0x13bf8: nop
0x13bf9: xor ax, ax
0x13bfb: mov ds, ax
0x13bfd: mov si, 0x408
0x13c00: mov word ptr [si], ax
0x13c02: mov word ptr [si + 2], ax
0x13c05: mov word ptr [si + 4], ax
0x13c08: mov word ptr [si + 6], ax
0x13c0b: mov ax, 0x9400
0x13c0e: mov es, ax
0x13c10: mov ah, 0x4a
0x13c12: mov bx, 0x21
0x13c15: int 0x21
2018-12-17T22:10:43.17191466Z 74 PC: 13c17 | Reallocate memory
2018-12-17T22:10:43.173776368Z 53 PC: 13c2b | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:10:43.175238612Z 37 PC: 13c3b | Set interrupt vector (Interrupt = '33' AKA 'Random read')

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":2314,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:45:29.791040295Z 114 PC: 13bcd | UNKNOWN!
2018-12-25T11:45:29.792967738Z 42 PC: 13be8 | Get date 0x13be8: cmp cx, 0x7c8
0x13bec: jge 0x13bf1
0x13bee: jmp 0x13c0b
0x13bf0: nop
0x13bf1: cmp dh, 0xa
0x13bf4: jge 0x13bf9
0x13bf6: jmp 0x13c0b
0x13bf8: nop
0x13bf9: xor ax, ax
0x13bfb: mov ds, ax
0x13bfd: mov si, 0x408
0x13c00: mov word ptr [si], ax
0x13c02: mov word ptr [si + 2], ax
0x13c05: mov word ptr [si + 4], ax
0x13c08: mov word ptr [si + 6], ax
0x13c0b: mov ax, 0x9400
0x13c0e: mov es, ax
0x13c10: mov ah, 0x4a
0x13c12: mov bx, 0x21
0x13c15: int 0x21
2018-12-25T11:45:29.795231232Z 74 PC: 13c17 | Reallocate memory
2018-12-25T11:45:29.797328532Z 53 PC: 13c2b | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:45:29.799113697Z 37 PC: 13c3b | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:45:29.800385063Z 76 PC: 12a48 | Terminate with return code (Return code = '0')

{"DateBased":true,"Day":1,"Month":1,"Year":1992,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":2314,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:45:29.878082646Z 114 PC: 13bcd | UNKNOWN!
2018-12-25T11:45:29.878938091Z 42 PC: 13be8 | Get date 0x13be8: cmp cx, 0x7c8
0x13bec: jge 0x13bf1
0x13bee: jmp 0x13c0b
0x13bf0: nop
0x13bf1: cmp dh, 0xa
0x13bf4: jge 0x13bf9
0x13bf6: jmp 0x13c0b
0x13bf8: nop
0x13bf9: xor ax, ax
0x13bfb: mov ds, ax
0x13bfd: mov si, 0x408
0x13c00: mov word ptr [si], ax
0x13c02: mov word ptr [si + 2], ax
0x13c05: mov word ptr [si + 4], ax
0x13c08: mov word ptr [si + 6], ax
0x13c0b: mov ax, 0x9400
0x13c0e: mov es, ax
0x13c10: mov ah, 0x4a
0x13c12: mov bx, 0x21
0x13c15: int 0x21
2018-12-25T11:45:29.881592242Z 74 PC: 13c17 | Reallocate memory
2018-12-25T11:45:29.883143088Z 53 PC: 13c2b | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:45:29.884258363Z 37 PC: 13c3b | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:45:29.885492842Z 76 PC: 12a48 | Terminate with return code (Return code = '0')

{"DateBased":true,"Day":1,"Month":10,"Year":1992,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":2314,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:45:30.1378917Z 114 PC: 13bcd | UNKNOWN!
2018-12-25T11:45:30.138894271Z 42 PC: 13be8 | Get date 0x13be8: cmp cx, 0x7c8
0x13bec: jge 0x13bf1
0x13bee: jmp 0x13c0b
0x13bf0: nop
0x13bf1: cmp dh, 0xa
0x13bf4: jge 0x13bf9
0x13bf6: jmp 0x13c0b
0x13bf8: nop
0x13bf9: xor ax, ax
0x13bfb: mov ds, ax
0x13bfd: mov si, 0x408
0x13c00: mov word ptr [si], ax
0x13c02: mov word ptr [si + 2], ax
0x13c05: mov word ptr [si + 4], ax
0x13c08: mov word ptr [si + 6], ax
0x13c0b: mov ax, 0x9400
0x13c0e: mov es, ax
0x13c10: mov ah, 0x4a
0x13c12: mov bx, 0x21
0x13c15: int 0x21
2018-12-25T11:45:30.141776969Z 74 PC: 13c17 | Reallocate memory
2018-12-25T11:45:30.143520559Z 53 PC: 13c2b | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:45:30.144716706Z 37 PC: 13c3b | Set interrupt vector (Interrupt = '33' AKA 'Random read')