Sample viewer

vx.netlux.org/Virus.DOS.Lewd.e

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T23:03:21.372705468Z 222 PC: 15101 | UNKNOWN!
2018-12-17T23:03:21.374207527Z 44 PC: 1512f | Get time 0x1512f: jmp 0x15136
0x15131: nop
0x15132: clc
0x15133: inc ax
0x15134: sbb word ptr [bx + si], ax
0x15136: mov dh, 0
0x15138: shl dx, 4
0x1513b: mov word ptr [0x716], dx
0x1513f: mov ax, es
0x15141: dec ax
0x15142: mov es, ax
0x15144: mov ax, word ptr es:[3]
0x15148: mov bx, word ptr [0x13c]
0x1514c: sub ax, bx
0x1514e: mov word ptr es:[3], ax
0x15152: mov bx, word ptr es:[1]
0x15157: add bx, ax
0x15159: mov si, bx
0x1515b: xor ax, ax
0x1515d: mov es, ax
2018-12-17T23:03:21.376428167Z 42 PC: 151c3 | Get date 0x151c3: jmp 0x151ca
0x151c5: nop
0x151c6: add ax, word ptr [bx + di]
0x151c8: dec ax
0x151c9: lahf
0x151ca: mov dh, dl
0x151cc: shr dl, 1
0x151ce: shl dl, 1
0x151d0: cmp dh, dl
0x151d2: je 0x15208
0x151d4: nop
0x151d5: nop
0x151d6: mov ax, 0x6f7
0x151d9: cli
0x151da: mov word ptr es:[0x24], ax
0x151de: mov word ptr es:[0x26], si
0x151e3: sti
0x151e4: jmp 0x15208
0x151e6: nop
0x151e7: pushf
2018-12-17T23:03:21.37850247Z 44 PC: 15228 | Get time 0x15228: jmp 0x1522f
0x1522a: nop
0x1522b: add ax, word ptr [bx + di]
0x1522d: dec ax
0x1522e: lahf
0x1522f: cmp dl, 0
0x15232: jne 0x15260
0x15234: nop
0x15235: nop
0x15236: mov ah, 9
0x15238: mov dx, 0x144
0x1523b: push ax
0x1523c: push es
0x1523d: xor ax, ax
0x1523f: mov es, ax
0x15241: mov ax, word ptr es:[0x84]
0x15245: mov word ptr cs:[0x76c], ax
0x15249: mov ax, word ptr es:[0x86]
0x1524d: mov word ptr cs:[0x76e], ax
0x15251: pop es
2018-12-17T23:03:21.381306908Z 48 PC: 12a6d | Get DOS version
2018-12-17T23:03:21.382495648Z 9 PC: 12a84 | Display string (Could not find end pointer)
2018-12-17T23:03:21.391614664Z 61 PC: 12cc4 | Open file (Filename = '')
2018-12-17T23:03:21.398473252Z 9 PC: 12a92 | Display string (Could not find end pointer)
2018-12-17T23:03:21.400604362Z 93 PC: 12b31 | File sharing functions
2018-12-17T23:03:21.402326828Z 9 PC: 12b10 | Display string (String= 'Size change=+1174h/04468d. Virus might be activ? ')
2018-12-17T23:03:21.407678486Z 76 PC: 12b16 | Terminate with return code (Return code = '1')
2018-12-17T23:03:21.410767454Z 77 PC: 11fe0 | Get program return code
2018-12-17T23:03:21.411897753Z 98 PC: 9f632 | Get current PSP
2018-12-17T23:03:21.412611153Z 72 PC: 12174 | Allocate memory
2018-12-17T23:03:21.414746478Z 98 PC: 9f632 | Get current PSP
2018-12-17T23:03:21.415428284Z 72 PC: 1218d | Allocate memory
2018-12-17T23:03:21.417400394Z 37 PC: 123c4 | Set interrupt vector (Interrupt = '34' AKA 'Random write')
2018-12-17T23:03:21.419114991Z 37 PC: 123cb | Set interrupt vector (Interrupt = '35' AKA 'Get file size in records')
2018-12-17T23:03:21.420227793Z 37 PC: 123d2 | Set interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-17T23:03:21.421375747Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.423905176Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.425364995Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.426807107Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.438320534Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.43987567Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.441203033Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.443228246Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.444813671Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.446483159Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.44874603Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.450335139Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.452013162Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.455201046Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.456837474Z 62 PC: 122ab | Close file
2018-12-17T23:03:21.459761426Z 99 PC: 99e57 | Get DBCS lead byte table pointer
2018-12-17T23:03:21.461952132Z 56 PC: 94679 | Get or set country info
2018-12-17T23:03:21.463950331Z 64 PC: 9a0c8 | Write file or device (Write 2 bytes on handle 1)
2018-12-17T23:03:21.468266463Z 25 PC: 946e2 | Get default drive
2018-12-17T23:03:21.470414648Z 71 PC: 9695d | Get current directory
2018-12-17T23:03:21.474276845Z 64 PC: 9a0c8 | Write file or device (Write 3 bytes on handle 1)
2018-12-17T23:03:21.477383367Z 2 PC: 96932 | Character output (Char = '3e')
2018-12-17T23:03:21.481895432Z 93 PC: 947a0 | File sharing functions
2018-12-17T23:03:21.483974915Z 93 PC: 947a7 | File sharing functions
2018-12-17T23:03:21.486135661Z 10 PC: 947b9 | Buffered keyboard input
2018-12-17T23:03:36.354885198Z 0 PC: 0 | Program terminate
2018-12-17T23:03:37.709726847Z 0 PC: 0 | Program terminate
2018-12-17T23:03:37.813337567Z 64 PC: 9a0c8 | Write file or device (Write 2 bytes on handle 1)
2018-12-17T23:03:37.81971719Z 41 PC: 9482e | Parse filename
2018-12-17T23:03:37.82182217Z 41 PC: 948af | Parse filename
2018-12-17T23:03:37.824380753Z 41 PC: 948cc | Parse filename
2018-12-17T23:03:37.828813701Z 26 PC: 97d77 | Set disk transfer address
2018-12-17T23:03:37.830743968Z 71 PC: 97f73 | Get current directory
2018-12-17T23:03:37.85361604Z 78 PC: 97f7e | Find first file
2018-12-17T23:03:37.868919906Z 71 PC: 97dec | Get current directory
2018-12-17T23:03:37.872305341Z 73 PC: 97489 | Release memory
2018-12-17T23:03:37.874453037Z 67 PC: 9f6d2 | Get or set file attributes
2018-12-17T23:03:37.881350379Z 67 PC: 9f703 | Get or set file attributes
2018-12-17T23:03:37.897139435Z 61 PC: 9f72c | Open file (Filename = '��W���@�BP3���&��')
2018-12-17T23:03:37.914280009Z 87 PC: 9f771 | Get or set file date and time
2018-12-17T23:03:37.915815364Z 63 PC: 9f7aa | Read file or device (Read 24 bytes on handle 5)
2018-12-17T23:03:37.919903867Z 87 PC: 9f9e4 | Get or set file date and time
2018-12-17T23:03:37.921025688Z 62 PC: 9fa0f | Close file
2018-12-17T23:03:37.926796026Z 67 PC: 9fa4b | Get or set file attributes
2018-12-17T23:03:37.933000731Z 75 PC: 11821 | Execute program
2018-12-17T23:03:37.940167079Z 9 PC: 12a47 | Display string (String= 'Hello, World! ')
2018-12-17T23:03:37.945617638Z 76 PC: 12a4b | Terminate with return code (Return code = '36')
2018-12-17T23:03:37.948532529Z 77 PC: 11fe0 | Get program return code
2018-12-17T23:03:37.949797435Z 98 PC: 9f632 | Get current PSP
2018-12-17T23:03:37.950904859Z 72 PC: 12174 | Allocate memory
2018-12-17T23:03:37.952545606Z 98 PC: 9f632 | Get current PSP
2018-12-17T23:03:37.954936748Z 72 PC: 1218d | Allocate memory
2018-12-17T23:03:37.956882757Z 37 PC: 123c4 | Set interrupt vector (Interrupt = '34' AKA 'Random write')
2018-12-17T23:03:37.95796794Z 37 PC: 123cb | Set interrupt vector (Interrupt = '35' AKA 'Get file size in records')
2018-12-17T23:03:37.959061814Z 37 PC: 123d2 | Set interrupt vector (Interrupt = '36' AKA 'Set random record number')
2018-12-17T23:03:37.960632846Z 62 PC: 122ab | Close file
2018-12-17T23:03:37.962052395Z 62 PC: 122ab | Close file
2018-12-17T23:03:37.963284773Z 62 PC: 122ab | Close file
2018-12-17T23:03:37.970660132Z 62 PC: 122ab | Close file
2018-12-17T23:03:37.972048961Z 62 PC: 122ab | Close file
2018-12-17T23:03:37.973521457Z 62 PC: 122ab | Close file
2018-12-17T23:03:37.975562532Z 62 PC: 122ab | Close file
2018-12-17T23:03:37.976917313Z 62 PC: 122ab | Close file
2018-12-17T23:03:37.97849459Z 62 PC: 122ab | Close file
2018-12-17T23:03:37.987964997Z 62 PC: 122ab | Close file
2018-12-17T23:03:37.990559462Z 62 PC: 122ab | Close file
2018-12-17T23:03:37.992345461Z 62 PC: 122ab | Close file
2018-12-17T23:03:37.995179229Z 62 PC: 122ab | Close file
2018-12-17T23:03:37.996936258Z 62 PC: 122ab | Close file
2018-12-17T23:03:37.998678593Z 62 PC: 122ab | Close file
2018-12-17T23:03:38.002646121Z 99 PC: 99e57 | Get DBCS lead byte table pointer
2018-12-17T23:03:38.003939403Z 56 PC: 94679 | Get or set country info
2018-12-17T23:03:38.006357448Z 64 PC: 9a0c8 | Write file or device (Write 2 bytes on handle 1)
2018-12-17T23:03:38.011202654Z 25 PC: 946e2 | Get default drive
2018-12-17T23:03:38.012807277Z 71 PC: 9695d | Get current directory
2018-12-17T23:03:38.016957579Z 64 PC: 9a0c8 | Write file or device (Write 3 bytes on handle 1)
2018-12-17T23:03:38.021393101Z 2 PC: 96932 | Character output (Char = '3e')
2018-12-17T23:03:38.023978485Z 93 PC: 947a0 | File sharing functions
2018-12-17T23:03:38.026807289Z 93 PC: 947a7 | File sharing functions
2018-12-17T23:03:38.030118731Z 10 PC: 947b9 | Buffered keyboard input