Sample viewer

vx.netlux.org/Virus.DOS.Gever.1662

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:31:55.568270197Z 77 PC: 12a51 | Get program return code
2018-12-17T22:31:55.573624698Z 71 PC: 12a79 | Get current directory
2018-12-17T22:31:55.575173525Z 53 PC: 12a83 | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:31:55.576247826Z 74 PC: 12aa8 | Reallocate memory
2018-12-17T22:31:55.578326235Z 72 PC: 12aae | Allocate memory
2018-12-17T22:31:55.580389742Z 37 PC: 12ad2 | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-17T22:31:55.58183372Z 42 PC: 12ada | Get date 0x12ada: cmp dx, 0x80a
0x12ade: jne 0x12b3f
0x12ae0: mov ax, 0xa000
0x12ae3: mov es, ax
0x12ae5: mov ax, 0x13
0x12ae8: int 0x10
0x12aea: mov di, 0x58c
0x12aed: mov cx, 0xc4
0x12af0: push cx
0x12af1: mov cx, 0x14
0x12af4: mov byte ptr es:[di], al
0x12af7: inc di
0x12af8: loop 0x12af4
0x12afa: add di, 0x12c
0x12afe: pop cx
0x12aff: loop 0x12af0
0x12b01: mov di, 0xbbc6
0x12b04: mov cx, 0x12
0x12b07: push cx
0x12b08: mov cx, 0xa0

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":5703,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:55:16.449179887Z 77 PC: 12a51 | Get program return code
2018-12-25T11:55:16.454458554Z 71 PC: 12a79 | Get current directory
2018-12-25T11:55:16.45589208Z 53 PC: 12a83 | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:55:16.45696781Z 74 PC: 12aa8 | Reallocate memory
2018-12-25T11:55:16.458806517Z 72 PC: 12aae | Allocate memory
2018-12-25T11:55:16.460266458Z 37 PC: 12ad2 | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:55:16.461216848Z 42 PC: 12ada | Get date 0x12ada: cmp dx, 0x80a
0x12ade: jne 0x12b3f
0x12ae0: mov ax, 0xa000
0x12ae3: mov es, ax
0x12ae5: mov ax, 0x13
0x12ae8: int 0x10
0x12aea: mov di, 0x58c
0x12aed: mov cx, 0xc4
0x12af0: push cx
0x12af1: mov cx, 0x14
0x12af4: mov byte ptr es:[di], al
0x12af7: inc di
0x12af8: loop 0x12af4
0x12afa: add di, 0x12c
0x12afe: pop cx
0x12aff: loop 0x12af0
0x12b01: mov di, 0xbbc6
0x12b04: mov cx, 0x12
0x12b07: push cx
0x12b08: mov cx, 0xa0

{"DateBased":true,"Day":10,"Month":8,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":5703,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:55:16.507160985Z 77 PC: 12a51 | Get program return code
2018-12-25T11:55:16.509546337Z 71 PC: 12a79 | Get current directory
2018-12-25T11:55:16.512152106Z 53 PC: 12a83 | Get interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:55:16.513831167Z 74 PC: 12aa8 | Reallocate memory
2018-12-25T11:55:16.516391324Z 72 PC: 12aae | Allocate memory
2018-12-25T11:55:16.518081132Z 37 PC: 12ad2 | Set interrupt vector (Interrupt = '33' AKA 'Random read')
2018-12-25T11:55:16.519244474Z 42 PC: 12ada | Get date 0x12ada: cmp dx, 0x80a
0x12ade: jne 0x12b3f
0x12ae0: mov ax, 0xa000
0x12ae3: mov es, ax
0x12ae5: mov ax, 0x13
0x12ae8: int 0x10
0x12aea: mov di, 0x58c
0x12aed: mov cx, 0xc4
0x12af0: push cx
0x12af1: mov cx, 0x14
0x12af4: mov byte ptr es:[di], al
0x12af7: inc di
0x12af8: loop 0x12af4
0x12afa: add di, 0x12c
0x12afe: pop cx
0x12aff: loop 0x12af0
0x12b01: mov di, 0xbbc6
0x12b04: mov cx, 0x12
0x12b07: push cx
0x12b08: mov cx, 0xa0
2018-12-25T11:55:16.529812229Z 9 PC: 12b20 | Display string (Could not find end pointer)