Sample viewer

vx.netlux.org/Virus.DOS.Radyum.860

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T21:58:36.820694203Z 44 PC: 13e8a | Get time 0x13e8a: mov word ptr [bp + 0x110], dx
0x13e8e: mov ah, 0x1a
0x13e90: lea dx, word ptr [bp + 0x4aa]
0x13e94: int 0x21
0x13e96: mov ah, 0x19
0x13e98: int 0x21
0x13e9a: mov dl, al
0x13e9c: add dl, 1
0x13e9f: mov ah, 0x47
0x13ea1: lea si, word ptr [bp + 0x464]
0x13ea5: int 0x21
0x13ea7: mov ah, 0x4e
0x13ea9: mov cx, 3
0x13eac: lea dx, word ptr [bp + 0x44e]
0x13eb0: int 0x21
0x13eb2: jb 0x13ed0
0x13eb4: cmp word ptr [bp + 0x4c8], 0x4f43
0x13eba: je 0x13ecc
0x13ebc: cmp word ptr [bp + 0x4c4], 0xf568
0x13ec2: jb 0x13ee0
2018-12-17T21:58:36.822745463Z 26 PC: 13e96 | Set disk transfer address
2018-12-17T21:58:36.824058582Z 25 PC: 13e9a | Get default drive
2018-12-17T21:58:36.826027311Z 71 PC: 13ea7 | Get current directory
2018-12-17T21:58:36.828569861Z 78 PC: 13eb2 | Find first file
2018-12-17T21:58:36.832994525Z 67 PC: 13ef9 | Get or set file attributes
2018-12-17T21:58:36.836950998Z 67 PC: 13f08 | Get or set file attributes
2018-12-17T21:58:36.85209899Z 61 PC: 13f13 | Open file (Filename = 'SLEEP.COM')
2018-12-17T21:58:36.856791815Z 63 PC: 13f24 | Read file or device (Read 5 bytes on handle 5)
2018-12-17T21:58:36.860840702Z 66 PC: 13fc6 | Move file pointer
2018-12-17T21:58:36.862547627Z 64 PC: 14281 | Write file or device (Write 860 bytes on handle 5)
2018-12-17T21:58:36.871394551Z 66 PC: 13fc6 | Move file pointer
2018-12-17T21:58:36.872386341Z 64 PC: 13f5b | Write file or device (Write 5 bytes on handle 5)
2018-12-17T21:58:36.876862768Z 87 PC: 13f68 | Get or set file date and time
2018-12-17T21:58:36.878901592Z 62 PC: 13f6c | Close file
2018-12-17T21:58:36.884147014Z 67 PC: 13f7b | Get or set file attributes
2018-12-17T21:58:37.212008483Z 26 PC: 13f8b | Set disk transfer address
2018-12-17T21:58:37.214924984Z 59 PC: 13f93 | Change current directory
2018-12-17T21:58:37.219151349Z 59 PC: 13f9b | Change current directory
2018-12-17T21:58:37.22079247Z 9 PC: 12a85 | Display string (String= 'Sophos Ltd, Oxford sacrificial COM goat 1400H bytes long ')
2018-12-17T21:58:37.226538794Z 0 PC: 12a89 | Program terminate