Sample viewer

vx.netlux.org/Virus.DOS.Leprosy.666.f

.

GIF

Syscalls:

Time Syscall Op Syscall Name
2018-12-17T22:35:35.77318635Z 44 PC: 12bea | Get time 0x12bea: cmp byte ptr [0x106], 0
0x12bef: je 0x12bf6
0x12bf1: cmp dh, 0xf
0x12bf4: jg 0x12bff
0x12bf6: cmp dl, 0
0x12bf9: je 0x12be6
0x12bfb: mov byte ptr [0x106], dl
0x12bff: mov byte ptr [0x29b], 0
0x12c04: mov byte ptr [0x29c], 4
0x12c09: mov byte ptr [0x2a5], 0
0x12c0e: mov cx, 0x27
0x12c11: mov dx, 0x131
0x12c14: mov ah, 0x4e
0x12c16: int 0x21
0x12c18: cmp ax, 0x12
0x12c1b: je 0x12c20
0x12c1d: call 0x12c42
0x12c20: mov cx, 0x27
0x12c23: mov dx, 0x137
0x12c26: mov ah, 0x4e
2018-12-17T22:35:35.778768358Z 78 PC: 12c18 | Find first file
2018-12-17T22:35:35.786966924Z 78 PC: 12c2a | Find first file
2018-12-17T22:35:35.793649097Z 67 PC: 12c63 | Get or set file attributes
2018-12-17T22:35:35.817287299Z 61 PC: 12c69 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:35:35.83005255Z 63 PC: 12c78 | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:35:35.836821805Z 62 PC: 12cac | Close file
2018-12-17T22:35:35.839577263Z 61 PC: 12cb5 | Open file (Filename = 'SLEEP.COM')
2018-12-17T22:35:35.849346775Z 64 PC: 12a5a | Write file or device (Write 666 bytes on handle 5)
2018-12-17T22:35:35.858365399Z 87 PC: 12cdd | Get or set file date and time
2018-12-17T22:35:35.860401017Z 62 PC: 12ce5 | Close file
2018-12-17T22:35:35.86847577Z 67 PC: 12cf2 | Get or set file attributes
2018-12-17T22:35:35.88115512Z 79 PC: 12c9c | Find next file
2018-12-17T22:35:35.88590062Z 67 PC: 12c63 | Get or set file attributes
2018-12-17T22:35:35.899229878Z 61 PC: 12c69 | Open file (Filename = 'PRINT.COM')
2018-12-17T22:35:35.912852908Z 63 PC: 12c78 | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:35:35.923866974Z 62 PC: 12cac | Close file
2018-12-17T22:35:35.925866354Z 61 PC: 12cb5 | Open file (Filename = 'PRINT.COM')
2018-12-17T22:35:35.935400374Z 64 PC: 12a5a | Write file or device (Write 666 bytes on handle 5)
2018-12-17T22:35:35.944854665Z 87 PC: 12cdd | Get or set file date and time
2018-12-17T22:35:35.946882248Z 62 PC: 12ce5 | Close file
2018-12-17T22:35:35.956274533Z 67 PC: 12cf2 | Get or set file attributes
2018-12-17T22:35:35.961361283Z 79 PC: 12c9c | Find next file
2018-12-17T22:35:35.964309733Z 67 PC: 12c63 | Get or set file attributes
2018-12-17T22:35:35.975139804Z 61 PC: 12c69 | Open file (Filename = 'HELLO.COM')
2018-12-17T22:35:35.982467927Z 63 PC: 12c78 | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:35:35.989767187Z 62 PC: 12cac | Close file
2018-12-17T22:35:35.991726642Z 61 PC: 12cb5 | Open file (Filename = 'HELLO.COM')
2018-12-17T22:35:36.004062657Z 64 PC: 12a5a | Write file or device (Write 666 bytes on handle 5)
2018-12-17T22:35:36.013088304Z 87 PC: 12cdd | Get or set file date and time
2018-12-17T22:35:36.014970334Z 62 PC: 12ce5 | Close file
2018-12-17T22:35:36.023605449Z 67 PC: 12cf2 | Get or set file attributes
2018-12-17T22:35:36.028743174Z 79 PC: 12c9c | Find next file
2018-12-17T22:35:36.031800438Z 67 PC: 12c63 | Get or set file attributes
2018-12-17T22:35:36.042903111Z 61 PC: 12c69 | Open file (Filename = 'PHANG.COM')
2018-12-17T22:35:36.050082265Z 63 PC: 12c78 | Read file or device (Read 20 bytes on handle 5)
2018-12-17T22:35:36.060501005Z 62 PC: 12cac | Close file
2018-12-17T22:35:36.063030659Z 61 PC: 12cb5 | Open file (Filename = 'PHANG.COM')
2018-12-17T22:35:36.079839203Z 64 PC: 12a5a | Write file or device (Write 666 bytes on handle 5)
2018-12-17T22:35:36.090634489Z 87 PC: 12cdd | Get or set file date and time
2018-12-17T22:35:36.093637571Z 62 PC: 12ce5 | Close file
2018-12-17T22:35:36.106222473Z 67 PC: 12cf2 | Get or set file attributes
2018-12-17T22:35:36.111463653Z 9 PC: 12d21 | Display string (String= ' Program too big to fit in memory')
2018-12-17T22:35:36.117383826Z 76 PC: 12d25 | Terminate with return code (Return code = '36')