Sample viewer

vx.netlux.org/Virus.DOS.Leprosy.Lubec.731

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:09:00.229364601Z 48 PC: 12b44 | Get DOS version
2018-12-17T23:09:00.231394706Z 44 PC: 12b4c | Get time 0x12b4c: add dh, cl
0x12b4e: mov word ptr [0x103], dx
0x12b52: mov dx, 0x154
0x12b55: mov ah, 0x1a
0x12b57: int 0x21
0x12b59: mov ah, 0x19
0x12b5b: int 0x21
0x12b5d: mov dl, al
0x12b5f: inc dl
0x12b61: mov ah, 0x47
0x12b63: mov si, 0x1b3
0x12b66: int 0x21
0x12b68: mov dx, 0x152
0x12b6b: mov ah, 0x3b
0x12b6d: int 0x21
0x12b6f: mov cx, 0x13
0x12b72: mov dx, 0x14a
0x12b75: mov ah, 0x4e
0x12b77: int 0x21
0x12b79: cmp ax, 0x12
2018-12-17T23:09:00.234635357Z 26 PC: 12b59 | Set disk transfer address
2018-12-17T23:09:00.23592978Z 25 PC: 12b5d | Get default drive
2018-12-17T23:09:00.237313741Z 71 PC: 12b68 | Get current directory
2018-12-17T23:09:00.241722397Z 59 PC: 12b6f | Change current directory
2018-12-17T23:09:00.250781554Z 78 PC: 12b79 | Find first file
2018-12-17T23:09:00.261562587Z 42 PC: 12c91 | Get date 0x12c91: cmp dl, 0x11
0x12c94: je 0x12c99
0x12c96: jmp 0x12d16
0x12c98: nop
0x12c99: add cl, byte ptr [di]
0x12c9b: or cl, byte ptr [si + 0x75]
0x12c9e: bound sp, dword ptr [di + 0x63]
0x12ca1: and byte ptr [bx + di + 0x49], cl
0x12ca4: and byte ptr [si], ch
0x12ca6: dec bp
0x12ca7: imul sp, word ptr [bp + di + 0x72], 0x736f
0x12cac: outsw dx, word ptr [si]
0x12cad: je 0x12cd0
0x12cb0: dec bp
0x12cb1: push bx
0x12cb2: sub ax, 0x4f44
0x12cb5: push bx
0x12cb6: and byte ptr [0x3630], dh
0x12cba: xor dl, byte ptr [bx + si + 0x54]
0x12cbd: inc bx

{"DateBased":true,"Day":17,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":16385,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:52:43.580924615Z 48 PC: 12b44 | Get DOS version
2018-12-25T12:52:43.582535629Z 44 PC: 12b4c | Get time 0x12b4c: add dh, cl
0x12b4e: mov word ptr [0x103], dx
0x12b52: mov dx, 0x154
0x12b55: mov ah, 0x1a
0x12b57: int 0x21
0x12b59: mov ah, 0x19
0x12b5b: int 0x21
0x12b5d: mov dl, al
0x12b5f: inc dl
0x12b61: mov ah, 0x47
0x12b63: mov si, 0x1b3
0x12b66: int 0x21
0x12b68: mov dx, 0x152
0x12b6b: mov ah, 0x3b
0x12b6d: int 0x21
0x12b6f: mov cx, 0x13
0x12b72: mov dx, 0x14a
0x12b75: mov ah, 0x4e
0x12b77: int 0x21
0x12b79: cmp ax, 0x12
2018-12-25T12:52:43.584543938Z 26 PC: 12b59 | Set disk transfer address
2018-12-25T12:52:43.585488254Z 25 PC: 12b5d | Get default drive
2018-12-25T12:52:43.58680202Z 71 PC: 12b68 | Get current directory
2018-12-25T12:52:43.589556585Z 59 PC: 12b6f | Change current directory
2018-12-25T12:52:43.593365618Z 78 PC: 12b79 | Find first file
2018-12-25T12:52:43.604275601Z 42 PC: 12c91 | Get date 0x12c91: cmp dl, 0x11
0x12c94: je 0x12c99
0x12c96: jmp 0x12d16
0x12c98: nop
0x12c99: add cl, byte ptr [di]
0x12c9b: or cl, byte ptr [si + 0x75]
0x12c9e: bound sp, dword ptr [di + 0x63]
0x12ca1: and byte ptr [bx + di + 0x49], cl
0x12ca4: and byte ptr [si], ch
0x12ca6: dec bp
0x12ca7: imul sp, word ptr [bp + di + 0x72], 0x736f
0x12cac: outsw dx, word ptr [si]
0x12cad: je 0x12cd0
0x12cb0: dec bp
0x12cb1: push bx
0x12cb2: sub ax, 0x4f44
0x12cb5: push bx
0x12cb6: and byte ptr [0x3630], dh
0x12cba: xor dl, byte ptr [bx + si + 0x54]
0x12cbd: inc bx

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":16385,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:52:43.866188447Z 48 PC: 12b44 | Get DOS version
2018-12-25T12:52:43.867591599Z 44 PC: 12b4c | Get time 0x12b4c: add dh, cl
0x12b4e: mov word ptr [0x103], dx
0x12b52: mov dx, 0x154
0x12b55: mov ah, 0x1a
0x12b57: int 0x21
0x12b59: mov ah, 0x19
0x12b5b: int 0x21
0x12b5d: mov dl, al
0x12b5f: inc dl
0x12b61: mov ah, 0x47
0x12b63: mov si, 0x1b3
0x12b66: int 0x21
0x12b68: mov dx, 0x152
0x12b6b: mov ah, 0x3b
0x12b6d: int 0x21
0x12b6f: mov cx, 0x13
0x12b72: mov dx, 0x14a
0x12b75: mov ah, 0x4e
0x12b77: int 0x21
0x12b79: cmp ax, 0x12
2018-12-25T12:52:43.869639504Z 26 PC: 12b59 | Set disk transfer address
2018-12-25T12:52:43.870648692Z 25 PC: 12b5d | Get default drive
2018-12-25T12:52:43.871967128Z 71 PC: 12b68 | Get current directory
2018-12-25T12:52:43.874666972Z 59 PC: 12b6f | Change current directory
2018-12-25T12:52:43.878285866Z 78 PC: 12b79 | Find first file
2018-12-25T12:52:43.883779032Z 42 PC: 12c91 | Get date 0x12c91: cmp dl, 0x11
0x12c94: je 0x12c99
0x12c96: jmp 0x12d16
0x12c98: nop
0x12c99: add cl, byte ptr [di]
0x12c9b: or cl, byte ptr [si + 0x75]
0x12c9e: bound sp, dword ptr [di + 0x63]
0x12ca1: and byte ptr [bx + di + 0x49], cl
0x12ca4: and byte ptr [si], ch
0x12ca6: dec bp
0x12ca7: imul sp, word ptr [bp + di + 0x72], 0x736f
0x12cac: outsw dx, word ptr [si]
0x12cad: je 0x12cd0
0x12cb0: dec bp
0x12cb1: push bx
0x12cb2: sub ax, 0x4f44
0x12cb5: push bx
0x12cb6: and byte ptr [0x3630], dh
0x12cba: xor dl, byte ptr [bx + si + 0x54]
0x12cbd: inc bx
2018-12-25T12:52:43.886072014Z 76 PC: 12d1b | Terminate with return code (Return code = '0')