Sample viewer

vx.netlux.org/Virus.DOS.Vienna.648.g

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:52:18.054354508Z 48 PC: 12aa2 | Get DOS version
2018-12-17T22:52:18.056034638Z 47 PC: 12aae | Get disk transfer address
2018-12-17T22:52:18.05703485Z 26 PC: 12ac1 | Set disk transfer address
2018-12-17T22:52:18.058007575Z 78 PC: 12b4d | Find first file
2018-12-17T22:52:18.064708379Z 67 PC: 12b8b | Get or set file attributes
2018-12-17T22:52:18.070249898Z 67 PC: 12b9e | Get or set file attributes
2018-12-17T22:52:18.085490207Z 61 PC: 12ba9 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:52:18.092923227Z 87 PC: 12bb5 | Get or set file date and time
2018-12-17T22:52:18.094300956Z 44 PC: 12bc1 | Get time 0x12bc1: and dh, 7
0x12bc4: jne 0x12bd6
0x12bc6: mov ah, 0x40
0x12bc8: mov cx, 5
0x12bcb: mov dx, si
0x12bcd: add dx, 0x8a
0x12bd1: int 0x21
0x12bd3: jmp 0x12c3a
0x12bd5: nop
0x12bd6: mov ah, 0x3f
0x12bd8: mov cx, 3
0x12bdb: mov dx, 0xa
0x12bde: nop
0x12bdf: add dx, si
0x12be1: int 0x21
0x12be3: jb 0x12c3a
0x12be5: cmp ax, 3
0x12be8: jne 0x12c3a
0x12bea: mov ax, 0x4202
0x12bed: mov cx, 0
2018-12-17T22:52:18.096682919Z 63 PC: 12be3 | Read file or device (Read 3 bytes on handle 5)
2018-12-17T22:52:18.103591909Z 66 PC: 12bf5 | Move file pointer
2018-12-17T22:52:18.105130993Z 64 PC: 12c19 | Write file or device (Write 648 bytes on handle 5)
2018-12-17T22:52:18.113397822Z 66 PC: 12c2b | Move file pointer
2018-12-17T22:52:18.115276557Z 64 PC: 12c3a | Write file or device (Write 3 bytes on handle 5)
2018-12-17T22:52:18.122108225Z 87 PC: 12c4f | Get or set file date and time
2018-12-17T22:52:18.123524726Z 62 PC: 12c53 | Close file
2018-12-17T22:52:18.133961347Z 67 PC: 12c62 | Get or set file attributes
2018-12-17T22:52:18.144242405Z 26 PC: 12c6f | Set disk transfer address
2018-12-17T22:52:18.1452397Z 9 PC: 12a48 | Display string (String= 'This program only exists to become infected - COM version ')
2018-12-17T22:52:18.150386544Z 76 PC: 12a4d | Terminate with return code (Return code = '0')

{"DateBased":false,"Day":0,"Month":0,"Year":0,"Hour":0,"Min":0,"Second":0,"TimeBased":true,"OriginalID":10844,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:29:20.966596596Z 48 PC: 12aa2 | Get DOS version
2018-12-25T12:29:20.96958701Z 47 PC: 12aae | Get disk transfer address
2018-12-25T12:29:20.971414132Z 26 PC: 12ac1 | Set disk transfer address
2018-12-25T12:29:20.973289023Z 78 PC: 12b4d | Find first file
2018-12-25T12:29:20.980909806Z 67 PC: 12b8b | Get or set file attributes
2018-12-25T12:29:20.988046361Z 67 PC: 12b9e | Get or set file attributes
2018-12-25T12:29:21.005627028Z 61 PC: 12ba9 | Open file (Filename = 'SLEEP.COM')
2018-12-25T12:29:21.014633235Z 87 PC: 12bb5 | Get or set file date and time
2018-12-25T12:29:21.016492114Z 44 PC: 12bc1 | Get time 0x12bc1: and dh, 7
0x12bc4: jne 0x12bd6
0x12bc6: mov ah, 0x40
0x12bc8: mov cx, 5
0x12bcb: mov dx, si
0x12bcd: add dx, 0x8a
0x12bd1: int 0x21
0x12bd3: jmp 0x12c3a
0x12bd5: nop
0x12bd6: mov ah, 0x3f
0x12bd8: mov cx, 3
0x12bdb: mov dx, 0xa
0x12bde: nop
0x12bdf: add dx, si
0x12be1: int 0x21
0x12be3: jb 0x12c3a
0x12be5: cmp ax, 3
0x12be8: jne 0x12c3a
0x12bea: mov ax, 0x4202
0x12bed: mov cx, 0
2018-12-25T12:29:21.019039307Z 63 PC: 12be3 | Read file or device (Read 3 bytes on handle 5)
2018-12-25T12:29:21.026701799Z 66 PC: 12bf5 | Move file pointer
2018-12-25T12:29:21.029026291Z 64 PC: 12c19 | Write file or device (Write 648 bytes on handle 5)
2018-12-25T12:29:21.038499163Z 66 PC: 12c2b | Move file pointer
2018-12-25T12:29:21.041028037Z 64 PC: 12c3a | Write file or device (Write 3 bytes on handle 5)
2018-12-25T12:29:21.0544375Z 87 PC: 12c4f | Get or set file date and time
2018-12-25T12:29:21.056059832Z 62 PC: 12c53 | Close file
2018-12-25T12:29:21.062504434Z 67 PC: 12c62 | Get or set file attributes
2018-12-25T12:29:21.072813743Z 26 PC: 12c6f | Set disk transfer address
2018-12-25T12:29:21.074289959Z 9 PC: 12a48 | Display string (String= 'This program only exists to become infected - COM version ')
2018-12-25T12:29:21.078684687Z 76 PC: 12a4d | Terminate with return code (Return code = '0')

{"DateBased":false,"Day":0,"Month":0,"Year":0,"Hour":0,"Min":0,"Second":7,"TimeBased":true,"OriginalID":10844,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:29:21.290863113Z 48 PC: 12aa2 | Get DOS version
2018-12-25T12:29:21.293662427Z 47 PC: 12aae | Get disk transfer address
2018-12-25T12:29:21.294823075Z 26 PC: 12ac1 | Set disk transfer address
2018-12-25T12:29:21.296035854Z 78 PC: 12b4d | Find first file
2018-12-25T12:29:21.30332434Z 67 PC: 12b8b | Get or set file attributes
2018-12-25T12:29:21.309107086Z 67 PC: 12b9e | Get or set file attributes
2018-12-25T12:29:21.324495732Z 61 PC: 12ba9 | Open file (Filename = 'SLEEP.COM')
2018-12-25T12:29:21.366606794Z 87 PC: 12bb5 | Get or set file date and time
2018-12-25T12:29:21.368969201Z 44 PC: 12bc1 | Get time 0x12bc1: and dh, 7
0x12bc4: jne 0x12bd6
0x12bc6: mov ah, 0x40
0x12bc8: mov cx, 5
0x12bcb: mov dx, si
0x12bcd: add dx, 0x8a
0x12bd1: int 0x21
0x12bd3: jmp 0x12c3a
0x12bd5: nop
0x12bd6: mov ah, 0x3f
0x12bd8: mov cx, 3
0x12bdb: mov dx, 0xa
0x12bde: nop
0x12bdf: add dx, si
0x12be1: int 0x21
0x12be3: jb 0x12c3a
0x12be5: cmp ax, 3
0x12be8: jne 0x12c3a
0x12bea: mov ax, 0x4202
0x12bed: mov cx, 0
2018-12-25T12:29:21.372203488Z 63 PC: 12be3 | Read file or device (Read 3 bytes on handle 5)
2018-12-25T12:29:21.379734782Z 66 PC: 12bf5 | Move file pointer
2018-12-25T12:29:21.3830491Z 64 PC: 12c19 | Write file or device (Write 648 bytes on handle 5)
2018-12-25T12:29:21.406995687Z 66 PC: 12c2b | Move file pointer
2018-12-25T12:29:21.408455845Z 64 PC: 12c3a | Write file or device (Write 3 bytes on handle 5)
2018-12-25T12:29:21.416199103Z 87 PC: 12c4f | Get or set file date and time
2018-12-25T12:29:21.418023437Z 62 PC: 12c53 | Close file
2018-12-25T12:29:21.425901576Z 67 PC: 12c62 | Get or set file attributes
2018-12-25T12:29:21.436731094Z 26 PC: 12c6f | Set disk transfer address
2018-12-25T12:29:21.438076563Z 9 PC: 12a48 | Display string (String= 'This program only exists to become infected - COM version ')
2018-12-25T12:29:21.443704589Z 76 PC: 12a4d | Terminate with return code (Return code = '0')