Sample viewer

vx.netlux.org/Virus.DOS.Vienna.601

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:07:57.509434412Z 42 PC: 12a6c | Get date 0x12a6c: cmp dh, 0xc
0x12a6f: jne 0x12a79
0x12a71: cmp dl, 0x19
0x12a74: jne 0x12a79
0x12a76: jmp 0x12c4a
0x12a79: cmp dh, 4
0x12a7c: jne 0x12a86
0x12a7e: cmp dl, 1
0x12a81: jne 0x12a86
0x12a83: jmp 0x12c4c
0x12a86: call 0x12c2a
0x12a89: call 0x12c18
0x12a8c: mov si, bp
0x12a8e: add si, 0x23f
0x12a92: lodsw ax, word ptr [si]
0x12a93: cmp ax, 5
0x12a96: ja 0x12a9a
0x12a98: jmp 0x12af0
0x12a9a: call 0x12c00
0x12a9d: mov bx, ax
2018-12-17T22:07:57.512151922Z 26 PC: 12c34 | Set disk transfer address
2018-12-17T22:07:57.514264111Z 78 PC: 12c25 | Find first file

{"DateBased":true,"Day":2,"Month":4,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":2011,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:44:43.587559755Z 42 PC: 12a6c | Get date 0x12a6c: cmp dh, 0xc
0x12a6f: jne 0x12a79
0x12a71: cmp dl, 0x19
0x12a74: jne 0x12a79
0x12a76: jmp 0x12c4a
0x12a79: cmp dh, 4
0x12a7c: jne 0x12a86
0x12a7e: cmp dl, 1
0x12a81: jne 0x12a86
0x12a83: jmp 0x12c4c
0x12a86: call 0x12c2a
0x12a89: call 0x12c18
0x12a8c: mov si, bp
0x12a8e: add si, 0x23f
0x12a92: lodsw ax, word ptr [si]
0x12a93: cmp ax, 5
0x12a96: ja 0x12a9a
0x12a98: jmp 0x12af0
0x12a9a: call 0x12c00
0x12a9d: mov bx, ax
2018-12-25T11:44:43.589897766Z 26 PC: 12c34 | Set disk transfer address
2018-12-25T11:44:43.591955353Z 78 PC: 12c25 | Find first file

{"DateBased":true,"Day":1,"Month":12,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":2011,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:44:44.59858052Z 42 PC: 12a6c | Get date 0x12a6c: cmp dh, 0xc
0x12a6f: jne 0x12a79
0x12a71: cmp dl, 0x19
0x12a74: jne 0x12a79
0x12a76: jmp 0x12c4a
0x12a79: cmp dh, 4
0x12a7c: jne 0x12a86
0x12a7e: cmp dl, 1
0x12a81: jne 0x12a86
0x12a83: jmp 0x12c4c
0x12a86: call 0x12c2a
0x12a89: call 0x12c18
0x12a8c: mov si, bp
0x12a8e: add si, 0x23f
0x12a92: lodsw ax, word ptr [si]
0x12a93: cmp ax, 5
0x12a96: ja 0x12a9a
0x12a98: jmp 0x12af0
0x12a9a: call 0x12c00
0x12a9d: mov bx, ax
2018-12-25T11:44:44.601705688Z 26 PC: 12c34 | Set disk transfer address
2018-12-25T11:44:44.602924549Z 78 PC: 12c25 | Find first file

{"DateBased":true,"Day":25,"Month":12,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":2011,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:44:45.107706625Z 42 PC: 12a6c | Get date 0x12a6c: cmp dh, 0xc
0x12a6f: jne 0x12a79
0x12a71: cmp dl, 0x19
0x12a74: jne 0x12a79
0x12a76: jmp 0x12c4a
0x12a79: cmp dh, 4
0x12a7c: jne 0x12a86
0x12a7e: cmp dl, 1
0x12a81: jne 0x12a86
0x12a83: jmp 0x12c4c
0x12a86: call 0x12c2a
0x12a89: call 0x12c18
0x12a8c: mov si, bp
0x12a8e: add si, 0x23f
0x12a92: lodsw ax, word ptr [si]
0x12a93: cmp ax, 5
0x12a96: ja 0x12a9a
0x12a98: jmp 0x12af0
0x12a9a: call 0x12c00
0x12a9d: mov bx, ax

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":2011,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:44:46.041393438Z 42 PC: 12a6c | Get date 0x12a6c: cmp dh, 0xc
0x12a6f: jne 0x12a79
0x12a71: cmp dl, 0x19
0x12a74: jne 0x12a79
0x12a76: jmp 0x12c4a
0x12a79: cmp dh, 4
0x12a7c: jne 0x12a86
0x12a7e: cmp dl, 1
0x12a81: jne 0x12a86
0x12a83: jmp 0x12c4c
0x12a86: call 0x12c2a
0x12a89: call 0x12c18
0x12a8c: mov si, bp
0x12a8e: add si, 0x23f
0x12a92: lodsw ax, word ptr [si]
0x12a93: cmp ax, 5
0x12a96: ja 0x12a9a
0x12a98: jmp 0x12af0
0x12a9a: call 0x12c00
0x12a9d: mov bx, ax
2018-12-25T11:44:46.044643137Z 26 PC: 12c34 | Set disk transfer address
2018-12-25T11:44:46.045941772Z 78 PC: 12c25 | Find first file

{"DateBased":true,"Day":1,"Month":4,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":2011,"SideJobID":0}

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T11:44:46.188308844Z 42 PC: 12a6c | Get date 0x12a6c: cmp dh, 0xc
0x12a6f: jne 0x12a79
0x12a71: cmp dl, 0x19
0x12a74: jne 0x12a79
0x12a76: jmp 0x12c4a
0x12a79: cmp dh, 4
0x12a7c: jne 0x12a86
0x12a7e: cmp dl, 1
0x12a81: jne 0x12a86
0x12a83: jmp 0x12c4c
0x12a86: call 0x12c2a
0x12a89: call 0x12c18
0x12a8c: mov si, bp
0x12a8e: add si, 0x23f
0x12a92: lodsw ax, word ptr [si]
0x12a93: cmp ax, 5
0x12a96: ja 0x12a9a
0x12a98: jmp 0x12af0
0x12a9a: call 0x12c00
0x12a9d: mov bx, ax
2018-12-25T11:44:46.191383631Z 65 PC: 12c53 | Delete file (Filename = 'A:\TEST.COM')
2018-12-25T11:44:46.211590562Z 74 PC: 95612 | Reallocate memory
2018-12-25T11:44:46.212901036Z 46 PC: 94d79 | Set verify flag