Sample viewer

vx.netlux.org/Virus.DOS.Amz.789.e

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:51:43.165330269Z 26 PC: 19e82 | Set disk transfer address
2018-12-17T22:51:43.168149425Z 71 PC: 19e9d | Get current directory
2018-12-17T22:51:43.171972487Z 59 PC: 19ea4 | Change current directory
2018-12-17T22:51:43.176561137Z 78 PC: 19ec2 | Find first file
2018-12-17T22:51:43.184123543Z 79 PC: 19ee4 | Find next file
2018-12-17T22:51:43.187373017Z 79 PC: 19ee4 | Find next file
2018-12-17T22:51:43.190446902Z 79 PC: 19ee4 | Find next file
2018-12-17T22:51:43.193475521Z 79 PC: 19ee4 | Find next file
2018-12-17T22:51:43.197453724Z 79 PC: 19ee4 | Find next file
2018-12-17T22:51:43.200478597Z 79 PC: 19ee4 | Find next file
2018-12-17T22:51:43.20358329Z 79 PC: 19ee4 | Find next file
2018-12-17T22:51:43.208685004Z 79 PC: 19ee4 | Find next file
2018-12-17T22:51:43.212197883Z 79 PC: 19ee4 | Find next file
2018-12-17T22:51:43.215248514Z 78 PC: 19f53 | Find first file
2018-12-17T22:51:43.222589304Z 78 PC: 19f53 | Find first file
2018-12-17T22:51:43.237778387Z 67 PC: 1a162 | Get or set file attributes
2018-12-17T22:51:43.262556123Z 61 PC: 19f98 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:51:43.273066137Z 63 PC: 19fa7 | Read file or device (Read 24 bytes on handle 5)
2018-12-17T22:51:43.280735845Z 66 PC: 1a06e | Move file pointer
2018-12-17T22:51:43.282806375Z 64 PC: 1a087 | Write file or device (Write 19 bytes on handle 5)
2018-12-17T22:51:43.28680181Z 66 PC: 1a090 | Move file pointer
2018-12-17T22:51:43.288796317Z 64 PC: 1a0a1 | Write file or device (Write 798 bytes on handle 5)
2018-12-17T22:51:43.298333744Z 87 PC: 1a0ae | Get or set file date and time
2018-12-17T22:51:43.300560036Z 62 PC: 1a0b2 | Close file
2018-12-17T22:51:43.31021349Z 67 PC: 1a162 | Get or set file attributes
2018-12-17T22:51:43.321447995Z 59 PC: 1a0c4 | Change current directory
2018-12-17T22:51:43.3262256Z 42 PC: 1a0c8 | Get date 0x1a0c8: cmp dx, word ptr [0x3d1]
0x1a0cc: jne 0x1a0fc
0x1a0ce: mov ah, 0x2c
0x1a0d0: int 0x21
0x1a0d2: cmp ch, byte ptr [0x3d3]
0x1a0d6: jb 0x1a0fc
0x1a0d8: mov cx, 0xc8
0x1a0db: xor dx, dx
0x1a0dd: mov al, 0x19
0x1a0df: cmp al, 1
0x1a0e1: jne 0x1a0e5
0x1a0e3: xor al, al
0x1a0e5: cmp al, 0xff
0x1a0e7: jne 0x1a0eb
0x1a0e9: mov al, 1
0x1a0eb: push ax
0x1a0ec: push cx
0x1a0ed: int 0x26
0x1a0ef: add sp, 2
0x1a0f2: pop cx
2018-12-17T22:51:43.330456608Z 9 PC: 12a85 | Display string (String= 'Sophos Ltd, Oxford sacrificial COM goat 7400H bytes long ')
2018-12-17T22:51:43.336659951Z 0 PC: 12a89 | Program terminate