Sample viewer

vx.netlux.org/Virus.DOS.CS.960

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:44:07.588331749Z 42 PC: 12fcf | Get date 0x12fcf: cmp dh, 0xc
0x12fd2: je 0x13020
0x12fd4: mov ah, 0xb
0x12fd6: int 0x21
0x12fd8: mov ax, 0xfa01
0x12fdb: mov dx, 0x5945
0x12fde: int 0x21
0x12fe0: jmp 0x12fe7
0x12fe2: nop
0x12fe3: mov ah, 0x4c
0x12fe5: int 0x21
0x12fe7: mov ah, 0x2a
0x12fe9: jmp 0x12fec
0x12feb: nop
0x12fec: int 0x21
0x12fee: cmp dl, 4
0x12ff1: jne 0x13048
0x12ff3: cmp dh, 0xa
0x12ff6: jne 0x13048
0x12ff8: mov cx, 0
2018-12-17T22:44:07.591327275Z 95 PC: 13028 | Network redirection functions
2018-12-17T22:44:07.593048642Z 9 PC: 13045 | Display string (String= ' GError by C.S. (c) 1997 Romania � Gener��a��������n�����a�����KN�����a���a���a��a������')
2018-12-17T22:44:07.601982005Z 71 PC: 1305b | Get current directory
2018-12-17T22:44:07.604816579Z 71 PC: 1306b | Get current directory
2018-12-17T22:44:07.607016852Z 47 PC: 1310a | Get disk transfer address
2018-12-17T22:44:07.608393489Z 26 PC: 13123 | Set disk transfer address
2018-12-17T22:44:07.609700458Z 78 PC: 13136 | Find first file
2018-12-17T22:44:07.613531691Z 26 PC: 132a2 | Set disk transfer address
2018-12-17T22:44:07.615229135Z 59 PC: 13095 | Change current directory
2018-12-17T22:44:07.618194256Z 59 PC: 130a4 | Change current directory
2018-12-17T22:44:07.621831035Z 81 PC: 130b6 | Get current PSP
2018-12-17T22:44:07.631515751Z 44 PC: 12af4 | Get time 0x12af4: mov word ptr [2], cx
0x12af8: mov word ptr [4], dx
0x12afc: push ds
0x12afd: pop es
0x12afe: mov di, 0x25e
0x12b01: mov cx, 0x12c
0x12b04: mov ax, 0
0x12b07: cld
0x12b08: rep stosd dword ptr es:[di], eax
0x12b0a: mov word ptr [0x57e], 1
0x12b10: jmp 0x12b16
0x12b12: inc word ptr [0x57e]
0x12b16: push 0x14
0x12b18: call 0x22a40
0x12b1b: mov di, word ptr [0x57e]
0x12b1f: mov byte ptr [di + 0x519], al
0x12b23: mov di, word ptr [0x57e]
0x12b27: mov byte ptr [di + 0x4b5], 0
0x12b2c: cmp word ptr [0x57e], 0x64
0x12b31: jne 0x12b12

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":8110,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:03:24.7904085Z 42 PC: 12fcf | Get date 0x12fcf: cmp dh, 0xc
0x12fd2: je 0x13020
0x12fd4: mov ah, 0xb
0x12fd6: int 0x21
0x12fd8: mov ax, 0xfa01
0x12fdb: mov dx, 0x5945
0x12fde: int 0x21
0x12fe0: jmp 0x12fe7
0x12fe2: nop
0x12fe3: mov ah, 0x4c
0x12fe5: int 0x21
0x12fe7: mov ah, 0x2a
0x12fe9: jmp 0x12fec
0x12feb: nop
0x12fec: int 0x21
0x12fee: cmp dl, 4
0x12ff1: jne 0x13048
0x12ff3: cmp dh, 0xa
0x12ff6: jne 0x13048
0x12ff8: mov cx, 0
2018-12-25T12:03:24.79344761Z 11 PC: 12fd8 | Get input status
2018-12-25T12:03:24.797852877Z 250 PC: 12fe0 | UNKNOWN!
2018-12-25T12:03:24.799207219Z 42 PC: 12fee | Get date 0x12fee: cmp dl, 4
0x12ff1: jne 0x13048
0x12ff3: cmp dh, 0xa
0x12ff6: jne 0x13048
0x12ff8: mov cx, 0
0x12ffb: mov bx, 0x37a
0x12ffe: mov cx, 0x3f
0x13001: nop
0x13002: mov al, byte ptr [bx]
0x13004: sub al, 0x41
0x13006: mov byte ptr [bx], al
0x13008: inc bx
0x13009: loop 0x13002
0x1300b: lea dx, word ptr [bp + 0x37a]
0x1300f: jmp 0x13012
0x13011: nop
0x13012: mov ah, 9
0x13014: jmp 0x13017
0x13016: nop
0x13017: int 0x21
2018-12-25T12:03:24.802179956Z 71 PC: 1305b | Get current directory
2018-12-25T12:03:24.806571325Z 71 PC: 1306b | Get current directory
2018-12-25T12:03:24.810335953Z 47 PC: 1310a | Get disk transfer address
2018-12-25T12:03:24.812220046Z 26 PC: 13123 | Set disk transfer address
2018-12-25T12:03:24.817868303Z 78 PC: 13136 | Find first file
2018-12-25T12:03:24.824989529Z 67 PC: 1315b | Get or set file attributes
2018-12-25T12:03:24.842946347Z 61 PC: 13163 | Open file (Filename = 'SLEEP.COM')
2018-12-25T12:03:24.856788535Z 63 PC: 1317d | Read file or device (Read 28 bytes on handle 5)
2018-12-25T12:03:24.865671807Z 66 PC: 131cf | Move file pointer
2018-12-25T12:03:24.86762321Z 62 PC: 13264 | Close file
2018-12-25T12:03:24.869880322Z 67 PC: 13286 | Get or set file attributes
2018-12-25T12:03:24.877796629Z 79 PC: 13145 | Find next file
2018-12-25T12:03:24.880807591Z 67 PC: 1315b | Get or set file attributes (See above)
2018-12-25T12:03:24.891413645Z 61 PC: 13163 | Open file (See above)
2018-12-25T12:03:24.899319271Z 63 PC: 1317d | Read file or device (See above)
2018-12-25T12:03:24.906277777Z 66 PC: 131cf | Move file pointer (See above)
2018-12-25T12:03:24.908146383Z 62 PC: 13264 | Close file (See above)
2018-12-25T12:03:24.911093342Z 67 PC: 13286 | Get or set file attributes (See above)
2018-12-25T12:03:24.916648135Z 79 PC: 13145 | Find next file (See above)
2018-12-25T12:03:24.919856915Z 67 PC: 1315b | Get or set file attributes (See above)
2018-12-25T12:03:24.93415187Z 61 PC: 13163 | Open file (See above)
2018-12-25T12:03:24.942031339Z 63 PC: 1317d | Read file or device (See above)
2018-12-25T12:03:24.949415737Z 66 PC: 131cf | Move file pointer (See above)
2018-12-25T12:03:24.951381985Z 62 PC: 13264 | Close file (See above)
2018-12-25T12:03:24.954129469Z 67 PC: 13286 | Get or set file attributes (See above)
2018-12-25T12:03:24.959619255Z 79 PC: 13145 | Find next file (See above)
2018-12-25T12:03:24.962724718Z 67 PC: 1315b | Get or set file attributes (See above)
2018-12-25T12:03:24.981281309Z 61 PC: 13163 | Open file (See above)
2018-12-25T12:03:24.988281029Z 63 PC: 1317d | Read file or device (See above)
2018-12-25T12:03:24.996435482Z 66 PC: 131cf | Move file pointer (See above)
2018-12-25T12:03:24.999397664Z 62 PC: 13264 | Close file (See above)
2018-12-25T12:03:25.001857537Z 67 PC: 13286 | Get or set file attributes (See above)
2018-12-25T12:03:25.008058661Z 79 PC: 13145 | Find next file (See above)
2018-12-25T12:03:25.012420677Z 67 PC: 1315b | Get or set file attributes (See above)
2018-12-25T12:03:25.023690913Z 61 PC: 13163 | Open file (See above)
2018-12-25T12:03:25.030877476Z 63 PC: 1317d | Read file or device (See above)
2018-12-25T12:03:25.03889047Z 66 PC: 131cf | Move file pointer (See above)
2018-12-25T12:03:25.040852115Z 62 PC: 13264 | Close file (See above)
2018-12-25T12:03:25.042806377Z 67 PC: 13286 | Get or set file attributes (See above)
2018-12-25T12:03:25.047953419Z 79 PC: 13145 | Find next file (See above)
2018-12-25T12:03:25.05090242Z 67 PC: 1315b | Get or set file attributes (See above)
2018-12-25T12:03:25.06444337Z 61 PC: 13163 | Open file (See above)
2018-12-25T12:03:25.071556283Z 63 PC: 1317d | Read file or device (See above)
2018-12-25T12:03:25.078981236Z 66 PC: 131cf | Move file pointer (See above)
2018-12-25T12:03:25.080633734Z 62 PC: 13264 | Close file (See above)
2018-12-25T12:03:25.082509461Z 67 PC: 13286 | Get or set file attributes (See above)
2018-12-25T12:03:25.088271768Z 79 PC: 13145 | Find next file (See above)
2018-12-25T12:03:25.091070448Z 67 PC: 1315b | Get or set file attributes (See above)
2018-12-25T12:03:25.101331726Z 61 PC: 13163 | Open file (See above)
2018-12-25T12:03:25.109320241Z 63 PC: 1317d | Read file or device (See above)
2018-12-25T12:03:25.116146016Z 66 PC: 131cf | Move file pointer (See above)
2018-12-25T12:03:25.117656355Z 62 PC: 13264 | Close file (See above)
2018-12-25T12:03:25.122334882Z 67 PC: 13286 | Get or set file attributes (See above)
2018-12-25T12:03:25.127565837Z 79 PC: 13145 | Find next file (See above)
2018-12-25T12:03:25.130385876Z 67 PC: 1315b | Get or set file attributes (See above)
2018-12-25T12:03:25.141588535Z 61 PC: 13163 | Open file (See above)
2018-12-25T12:03:25.148761157Z 63 PC: 1317d | Read file or device (See above)
2018-12-25T12:03:25.155765261Z 66 PC: 131cf | Move file pointer (See above)
2018-12-25T12:03:25.158022512Z 62 PC: 13264 | Close file (See above)
2018-12-25T12:03:25.160187955Z 67 PC: 13286 | Get or set file attributes (See above)
2018-12-25T12:03:25.165772927Z 79 PC: 13145 | Find next file (See above)
2018-12-25T12:03:25.169861396Z 67 PC: 1315b | Get or set file attributes (See above)
2018-12-25T12:03:25.180840973Z 61 PC: 13163 | Open file (See above)
2018-12-25T12:03:25.189051063Z 63 PC: 1317d | Read file or device (See above)
2018-12-25T12:03:25.196939111Z 62 PC: 13264 | Close file (See above)
2018-12-25T12:03:25.199587224Z 67 PC: 13286 | Get or set file attributes (See above)
2018-12-25T12:03:25.204929493Z 79 PC: 13145 | Find next file (See above)
2018-12-25T12:03:25.207701029Z 26 PC: 132a2 | Set disk transfer address
2018-12-25T12:03:25.210040606Z 59 PC: 13095 | Change current directory
2018-12-25T12:03:25.21455468Z 59 PC: 130a4 | Change current directory
2018-12-25T12:03:25.21652596Z 81 PC: 130b6 | Get current PSP
2018-12-25T12:03:25.226592742Z 44 PC: 12af4 | Get time 0x12af4: mov word ptr [2], cx
0x12af8: mov word ptr [4], dx
0x12afc: push ds
0x12afd: pop es
0x12afe: mov di, 0x25e
0x12b01: mov cx, 0x12c
0x12b04: mov ax, 0
0x12b07: cld
0x12b08: rep stosd dword ptr es:[di], eax
0x12b0a: mov word ptr [0x57e], 1
0x12b10: jmp 0x12b16
0x12b12: inc word ptr [0x57e]
0x12b16: push 0x14
0x12b18: call 0x22a40
0x12b1b: mov di, word ptr [0x57e]
0x12b1f: mov byte ptr [di + 0x519], al
0x12b23: mov di, word ptr [0x57e]
0x12b27: mov byte ptr [di + 0x4b5], 0
0x12b2c: cmp word ptr [0x57e], 0x64
0x12b31: jne 0x12b12

{"DateBased":true,"Day":1,"Month":12,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":8110,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:03:24.810273077Z 42 PC: 12fcf | Get date 0x12fcf: cmp dh, 0xc
0x12fd2: je 0x13020
0x12fd4: mov ah, 0xb
0x12fd6: int 0x21
0x12fd8: mov ax, 0xfa01
0x12fdb: mov dx, 0x5945
0x12fde: int 0x21
0x12fe0: jmp 0x12fe7
0x12fe2: nop
0x12fe3: mov ah, 0x4c
0x12fe5: int 0x21
0x12fe7: mov ah, 0x2a
0x12fe9: jmp 0x12fec
0x12feb: nop
0x12fec: int 0x21
0x12fee: cmp dl, 4
0x12ff1: jne 0x13048
0x12ff3: cmp dh, 0xa
0x12ff6: jne 0x13048
0x12ff8: mov cx, 0
2018-12-25T12:03:24.81283185Z 95 PC: 13028 | Network redirection functions
2018-12-25T12:03:24.814083921Z 9 PC: 13045 | Display string (String= ' GError by C.S. (c) 1997 Romania � Gener��a��������n�����a�����KN�����a���a���a��a������')
2018-12-25T12:03:24.822856379Z 71 PC: 1305b | Get current directory
2018-12-25T12:03:24.825388172Z 71 PC: 1306b | Get current directory
2018-12-25T12:03:24.827164428Z 47 PC: 1310a | Get disk transfer address
2018-12-25T12:03:24.828530452Z 26 PC: 13123 | Set disk transfer address
2018-12-25T12:03:24.830129074Z 78 PC: 13136 | Find first file
2018-12-25T12:03:24.833390643Z 26 PC: 132a2 | Set disk transfer address
2018-12-25T12:03:24.834793965Z 59 PC: 13095 | Change current directory
2018-12-25T12:03:24.837266112Z 59 PC: 130a4 | Change current directory
2018-12-25T12:03:24.840000878Z 81 PC: 130b6 | Get current PSP
2018-12-25T12:03:24.84807926Z 44 PC: 12af4 | Get time 0x12af4: mov word ptr [2], cx
0x12af8: mov word ptr [4], dx
0x12afc: push ds
0x12afd: pop es
0x12afe: mov di, 0x25e
0x12b01: mov cx, 0x12c
0x12b04: mov ax, 0
0x12b07: cld
0x12b08: rep stosd dword ptr es:[di], eax
0x12b0a: mov word ptr [0x57e], 1
0x12b10: jmp 0x12b16
0x12b12: inc word ptr [0x57e]
0x12b16: push 0x14
0x12b18: call 0x22a40
0x12b1b: mov di, word ptr [0x57e]
0x12b1f: mov byte ptr [di + 0x519], al
0x12b23: mov di, word ptr [0x57e]
0x12b27: mov byte ptr [di + 0x4b5], 0
0x12b2c: cmp word ptr [0x57e], 0x64
0x12b31: jne 0x12b12