Sample viewer

vx.netlux.org/Virus.DOS.Coconut.1870

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:43:20.465086715Z 42 PC: 12acb | Get date 0x12acb: pop bp
0x12acc: push dx
0x12acd: sub bp, 0x108
0x12ad1: call 0x131dc
0x12ad4: pop dx
0x12ad5: cmp dh, 0xc
0x12ad8: jne 0x12ae7
0x12ada: cmp dl, 0x19
0x12add: je 0x12ae4
0x12adf: cmp dl, 0x1f
0x12ae2: jne 0x12ae7
0x12ae4: call 0x12c6e
0x12ae7: call 0x12bde
0x12aea: call 0x12c03
0x12aed: call 0x12c0e
0x12af0: call 0x12c15
0x12af3: mov ah, 0x4d
0x12af5: inc ah
0x12af7: mov cx, 7
0x12afa: lea dx, word ptr [bp + 0x7ed]
2018-12-17T22:43:20.467593891Z 71 PC: 12c1e | Get current directory
2018-12-17T22:43:20.470866193Z 26 PC: 12c25 | Set disk transfer address
2018-12-17T22:43:20.472088698Z 78 PC: 12b00 | Find first file
2018-12-17T22:43:20.479282485Z 67 PC: 12b31 | Get or set file attributes
2018-12-17T22:43:20.497405104Z 61 PC: 12b3f | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:43:20.505026814Z 63 PC: 12b4d | Read file or device (Read 5 bytes on handle 5)
2018-12-17T22:43:20.512543086Z 66 PC: 12bdd | Move file pointer
2018-12-17T22:43:20.514905057Z 66 PC: 12b69 | Move file pointer
2018-12-17T22:43:20.516790055Z 64 PC: 12b76 | Write file or device (Write 5 bytes on handle 5)
2018-12-17T22:43:20.519821333Z 66 PC: 12bdd | Move file pointer
2018-12-17T22:43:20.521888817Z 44 PC: 12c42 | Get time 0x12c42: cmp dx, 0
0x12c45: je 0x12c3f
0x12c47: mov word ptr ds:[bp + 0x850], dx
0x12c4c: ret
0x12c4d: sub cx, cx
0x12c4f: mov cl, byte ptr ds:[bp + 0x8a8]
0x12c54: lea dx, word ptr [bp + 0x8b1]
0x12c58: mov ax, 0x4301
0x12c5b: int3
0x12c5c: mov cx, word ptr ds:[bp + 0x8a9]
0x12c61: mov dx, word ptr ds:[bp + 0x8ab]
0x12c66: mov ax, 0x5701
0x12c69: int3
0x12c6a: mov ah, 0x3e
0x12c6c: int3
0x12c6d: ret
0x12c6e: sub cx, cx
0x12c70: mov dx, 0x314f
0x12c73: mov bx, 0x700
0x12c76: mov ax, 0x600
2018-12-17T22:43:20.524879078Z 64 PC: 12b8c | Write file or device (Write 1870 bytes on handle 5)
2018-12-17T22:43:20.535192946Z 67 PC: 12c5c | Get or set file attributes
2018-12-17T22:43:20.549227642Z 87 PC: 12c6a | Get or set file date and time
2018-12-17T22:43:20.55180767Z 62 PC: 12c6d | Close file
2018-12-17T22:43:20.56024225Z 67 PC: 12c5c | Get or set file attributes
2018-12-17T22:43:20.57119061Z 87 PC: 12c6a | Get or set file date and time
2018-12-17T22:43:20.573716124Z 62 PC: 12c6d | Close file
2018-12-17T22:43:20.575260129Z 79 PC: 12bc4 | Find next file
2018-12-17T22:43:20.578090977Z 67 PC: 12c5c | Get or set file attributes
2018-12-17T22:43:20.589177699Z 87 PC: 12c6a | Get or set file date and time
2018-12-17T22:43:20.591240347Z 62 PC: 12c6d | Close file
2018-12-17T22:43:20.593246592Z 79 PC: 12bc4 | Find next file
2018-12-17T22:43:20.597345926Z 67 PC: 12c5c | Get or set file attributes
2018-12-17T22:43:20.609084875Z 87 PC: 12c6a | Get or set file date and time
2018-12-17T22:43:20.611355745Z 62 PC: 12c6d | Close file
2018-12-17T22:43:20.614475517Z 79 PC: 12bc4 | Find next file
2018-12-17T22:43:20.617935406Z 67 PC: 12c5c | Get or set file attributes
2018-12-17T22:43:20.629283207Z 87 PC: 12c6a | Get or set file date and time
2018-12-17T22:43:20.632543256Z 62 PC: 12c6d | Close file
2018-12-17T22:43:20.634966911Z 79 PC: 12bc4 | Find next file
2018-12-17T22:43:20.638331502Z 67 PC: 12c5c | Get or set file attributes
2018-12-17T22:43:20.649958057Z 87 PC: 12c6a | Get or set file date and time
2018-12-17T22:43:20.651666351Z 62 PC: 12c6d | Close file
2018-12-17T22:43:20.653555435Z 79 PC: 12bc4 | Find next file
2018-12-17T22:43:20.656558349Z 67 PC: 12b31 | Get or set file attributes
2018-12-17T22:43:20.668204872Z 61 PC: 12b3f | Open file (Filename = 'MANDEL.COM')
2018-12-17T22:43:20.677219395Z 63 PC: 12b4d | Read file or device (Read 5 bytes on handle 5)
2018-12-17T22:43:20.684872436Z 66 PC: 12bdd | Move file pointer
2018-12-17T22:43:20.687545091Z 66 PC: 12b69 | Move file pointer
2018-12-17T22:43:20.68920691Z 64 PC: 12b76 | Write file or device (Write 5 bytes on handle 5)
2018-12-17T22:43:20.692452829Z 66 PC: 12bdd | Move file pointer
2018-12-17T22:43:20.694537921Z 44 PC: 12c42 | Get time 0x12c42: cmp dx, 0
0x12c45: je 0x12c3f
0x12c47: mov word ptr ds:[bp + 0x850], dx
0x12c4c: ret
0x12c4d: sub cx, cx
0x12c4f: mov cl, byte ptr ds:[bp + 0x8a8]
0x12c54: lea dx, word ptr [bp + 0x8b1]
0x12c58: mov ax, 0x4301
0x12c5b: int3
0x12c5c: mov cx, word ptr ds:[bp + 0x8a9]
0x12c61: mov dx, word ptr ds:[bp + 0x8ab]
0x12c66: mov ax, 0x5701
0x12c69: int3
0x12c6a: mov ah, 0x3e
0x12c6c: int3
0x12c6d: ret
0x12c6e: sub cx, cx
0x12c70: mov dx, 0x314f
0x12c73: mov bx, 0x700
0x12c76: mov ax, 0x600
2018-12-17T22:43:20.697513517Z 64 PC: 12b8c | Write file or device (Write 1870 bytes on handle 5)
2018-12-17T22:43:20.708673771Z 67 PC: 12c5c | Get or set file attributes
2018-12-17T22:43:20.730111643Z 87 PC: 12c6a | Get or set file date and time
2018-12-17T22:43:20.732000491Z 62 PC: 12c6d | Close file
2018-12-17T22:43:20.740784011Z 26 PC: 12baa | Set disk transfer address
2018-12-17T22:43:20.742776471Z 59 PC: 12bb2 | Change current directory

{"DateBased":false,"Day":0,"Month":0,"Year":0,"Hour":0,"Min":0,"Second":1,"TimeBased":true,"OriginalID":7847,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:02:51.461215126Z 42 PC: 12acb | Get date 0x12acb: pop bp
0x12acc: push dx
0x12acd: sub bp, 0x108
0x12ad1: call 0x131dc
0x12ad4: pop dx
0x12ad5: cmp dh, 0xc
0x12ad8: jne 0x12ae7
0x12ada: cmp dl, 0x19
0x12add: je 0x12ae4
0x12adf: cmp dl, 0x1f
0x12ae2: jne 0x12ae7
0x12ae4: call 0x12c6e
0x12ae7: call 0x12bde
0x12aea: call 0x12c03
0x12aed: call 0x12c0e
0x12af0: call 0x12c15
0x12af3: mov ah, 0x4d
0x12af5: inc ah
0x12af7: mov cx, 7
0x12afa: lea dx, word ptr [bp + 0x7ed]
2018-12-25T12:02:51.468476857Z 9 PC: 12c94 | Display string (Could not find end pointer)

{"DateBased":false,"Day":0,"Month":0,"Year":0,"Hour":0,"Min":0,"Second":0,"TimeBased":true,"OriginalID":7847,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:02:51.494683118Z 42 PC: 12acb | Get date 0x12acb: pop bp
0x12acc: push dx
0x12acd: sub bp, 0x108
0x12ad1: call 0x131dc
0x12ad4: pop dx
0x12ad5: cmp dh, 0xc
0x12ad8: jne 0x12ae7
0x12ada: cmp dl, 0x19
0x12add: je 0x12ae4
0x12adf: cmp dl, 0x1f
0x12ae2: jne 0x12ae7
0x12ae4: call 0x12c6e
0x12ae7: call 0x12bde
0x12aea: call 0x12c03
0x12aed: call 0x12c0e
0x12af0: call 0x12c15
0x12af3: mov ah, 0x4d
0x12af5: inc ah
0x12af7: mov cx, 7
0x12afa: lea dx, word ptr [bp + 0x7ed]
2018-12-25T12:02:51.502254744Z 9 PC: 12c94 | Display string (Could not find end pointer)