Sample viewer

vx.netlux.org/Virus.DOS.Coman.1626

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:01:05.388203729Z 42 PC: 13c5d | Get date 0x13c5d: cmp dx, 0x116
0x13c61: je 0x13c66
0x13c63: jmp 0x13f2a
0x13c66: mov al, 0xf5
0x13c68: out 0x60, al
0x13c6a: push ds
0x13c6b: pop es
0x13c6c: mov byte ptr [0x75e], 0x80
0x13c71: mov ah, 8
0x13c73: mov dl, byte ptr [0x75e]
0x13c77: int 0x13
0x13c79: mov byte ptr [0x75f], dh
0x13c7d: mov byte ptr [0x760], 0
0x13c82: mov byte ptr [0x761], 0
0x13c87: cld
0x13c88: mov cx, 0x100
0x13c8b: mov di, 0x76e
0x13c8e: mov ax, 0x1080
0x13c91: rep stosd dword ptr es:[di], eax
0x13c93: mov ax, 0x510
2018-12-17T23:01:05.391451201Z 26 PC: 13f31 | Set disk transfer address
2018-12-17T23:01:05.393326815Z 78 PC: 13fa4 | Find first file
2018-12-17T23:01:05.40030108Z 79 PC: 13fea | Find next file
2018-12-17T23:01:05.404400113Z 79 PC: 13fea | Find next file
2018-12-17T23:01:05.40786304Z 79 PC: 13fea | Find next file
2018-12-17T23:01:05.411186435Z 79 PC: 13fea | Find next file
2018-12-17T23:01:05.414270159Z 79 PC: 13fea | Find next file
2018-12-17T23:01:05.418582583Z 79 PC: 13fea | Find next file
2018-12-17T23:01:05.421988834Z 79 PC: 13fea | Find next file
2018-12-17T23:01:05.425487458Z 78 PC: 13fa4 | Find first file
2018-12-17T23:01:05.433697335Z 67 PC: 1406d | Get or set file attributes
2018-12-17T23:01:05.457054525Z 61 PC: 14074 | Open file (Filename = 'TEST.EXE')
2018-12-17T23:01:05.464943309Z 63 PC: 1409b | Read file or device (Read 2 bytes on handle 5)
2018-12-17T23:01:05.468061468Z 66 PC: 140b0 | Move file pointer
2018-12-17T23:01:05.469759228Z 63 PC: 140ba | Read file or device (Read 11 bytes on handle 5)
2018-12-17T23:01:05.473404668Z 62 PC: 14258 | Close file
2018-12-17T23:01:05.47655084Z 67 PC: 14264 | Get or set file attributes
2018-12-17T23:01:05.488722953Z 79 PC: 13fea | Find next file
2018-12-17T23:01:05.491132671Z 26 PC: 1404a | Set disk transfer address
2018-12-17T23:01:05.492160833Z 9 PC: 12a5c | Display string (Could not find end pointer)
2018-12-17T23:01:05.496523691Z 76 PC: 12a61 | Terminate with return code (Return code = '0')

{"DateBased":true,"Day":22,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":13755,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:38:55.412988102Z 42 PC: 13c5d | Get date 0x13c5d: cmp dx, 0x116
0x13c61: je 0x13c66
0x13c63: jmp 0x13f2a
0x13c66: mov al, 0xf5
0x13c68: out 0x60, al
0x13c6a: push ds
0x13c6b: pop es
0x13c6c: mov byte ptr [0x75e], 0x80
0x13c71: mov ah, 8
0x13c73: mov dl, byte ptr [0x75e]
0x13c77: int 0x13
0x13c79: mov byte ptr [0x75f], dh
0x13c7d: mov byte ptr [0x760], 0
0x13c82: mov byte ptr [0x761], 0
0x13c87: cld
0x13c88: mov cx, 0x100
0x13c8b: mov di, 0x76e
0x13c8e: mov ax, 0x1080
0x13c91: rep stosd dword ptr es:[di], eax
0x13c93: mov ax, 0x510

{"DateBased":true,"Day":1,"Month":1,"Year":1980,"Hour":0,"Min":0,"Second":0,"TimeBased":false,"OriginalID":13755,"SideJobID":0}

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GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-25T12:38:55.446866052Z 42 PC: 13c5d | Get date 0x13c5d: cmp dx, 0x116
0x13c61: je 0x13c66
0x13c63: jmp 0x13f2a
0x13c66: mov al, 0xf5
0x13c68: out 0x60, al
0x13c6a: push ds
0x13c6b: pop es
0x13c6c: mov byte ptr [0x75e], 0x80
0x13c71: mov ah, 8
0x13c73: mov dl, byte ptr [0x75e]
0x13c77: int 0x13
0x13c79: mov byte ptr [0x75f], dh
0x13c7d: mov byte ptr [0x760], 0
0x13c82: mov byte ptr [0x761], 0
0x13c87: cld
0x13c88: mov cx, 0x100
0x13c8b: mov di, 0x76e
0x13c8e: mov ax, 0x1080
0x13c91: rep stosd dword ptr es:[di], eax
0x13c93: mov ax, 0x510
2018-12-25T12:38:55.449862489Z 26 PC: 13f31 | Set disk transfer address
2018-12-25T12:38:55.451540936Z 78 PC: 13fa4 | Find first file
2018-12-25T12:38:55.458393491Z 79 PC: 13fea | Find next file
2018-12-25T12:38:55.461817276Z 79 PC: 13fea | Find next file (See above)
2018-12-25T12:38:55.463696813Z 79 PC: 13fea | Find next file (See above)
2018-12-25T12:38:55.473932825Z 79 PC: 13fea | Find next file (See above)
2018-12-25T12:38:55.486449001Z 79 PC: 13fea | Find next file (See above)
2018-12-25T12:38:55.489377938Z 79 PC: 13fea | Find next file (See above)
2018-12-25T12:38:55.491969428Z 79 PC: 13fea | Find next file (See above)
2018-12-25T12:38:55.494953917Z 78 PC: 13fa4 | Find first file (See above)
2018-12-25T12:38:55.501054833Z 67 PC: 1406d | Get or set file attributes
2018-12-25T12:38:55.516852998Z 61 PC: 14074 | Open file (Filename = 'TEST.EXE')
2018-12-25T12:38:55.524125535Z 63 PC: 1409b | Read file or device (Read 2 bytes on handle 5)
2018-12-25T12:38:55.528087515Z 66 PC: 140b0 | Move file pointer
2018-12-25T12:38:55.529807644Z 63 PC: 140ba | Read file or device (Read 11 bytes on handle 5)
2018-12-25T12:38:55.53322898Z 62 PC: 14258 | Close file
2018-12-25T12:38:55.536920965Z 67 PC: 14264 | Get or set file attributes
2018-12-25T12:38:55.548703075Z 79 PC: 13fea | Find next file (See above)
2018-12-25T12:38:55.551186166Z 26 PC: 1404a | Set disk transfer address
2018-12-25T12:38:55.553018949Z 9 PC: 12a5c | Display string (Could not find end pointer)
2018-12-25T12:38:55.558682123Z 76 PC: 12a61 | Terminate with return code (Return code = '0')