Digital Decoder Mod

Project: Digital Decoder Mod
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State	Active
Members	Prodigity, Da Syntax
GitHub	No GitHub project defined. Add your project here.
Description	Gaining access to the console of the DD and perhaps install doom on it
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The SMT-6010E

ftp server geval:

172.16.113.27

user: fttc

pass: cassis

firmware: download/samsung.img

WE HAZ A SOURCE CODE! link Source code

By sniffing the communication between the decoder and the Tele2 modem while it was updating we extracted a copy of the samsung.img firmware file.

Specifications:

CPU	300 MHz DSP
Memory	128 MB SDRAM, 32MB DOC for OS Image, 2MB Flash for Boot loads
RTOS	Linux
Browser	Html 4.0, http 1.1, DHTML, Frame Support, JavaScript 1.3, SSL 3.0, CSS Level3, Open SSH, Cookie
Decoding	MPEC-1: 5 Kbps ~ 1.5 Mbps MPEC-2: 1.5 Mbps ~ 6 Mbps, D1 Resolution, MP@LL MP@ML WMV-9
DRM	Verimatrix DRM
Copy Protection	Macrovision Copy Protection
WAN Interface	RJ-45 for 10/100 Base-T
I/O Interface	USB 1.1 2Ports, Composite Video Output, 2 Scarts, S-Video Output, RCA Stereo Audio (L/R) Output, S/PDIF Audio Output
Maintenance	Network Configuration Screen Remote Software / OS Update through the Network Self-diagnostic Function

Description

The SMT-6010E is a Digital Decoder ... blabla bla

Gaining Access

...

I've currently connected the digital decoder to the ft232rl chip on my arduino (usb <-> rs232 conversion).

Pinout:

+------+ TX

| heat | RX

| sink | GND

+------+ VCC(3.3v)

Output

Success1 registering the Video DAC devices for board: 1300, daughter board: 0 Success2 registering the Video DAC devices for board: 1300, daughter board: 0 Success3 registering the Video DAC devices for board: 1300, daughter board: 0 [cyg_net_init] Init: mbinit(0x00000000) [cyg_net_init] Init: cyg_net_init_devs(0x00000000) Init device 'rltk8139_eth0' [cyg_net_init] Init: loopattach(0x00000000) [cyg_net_init] Init: ifinit(0x00000000) [cyg_net_init] Init: domaininit(0x00000000) [cyg_net_init] Init: cyg_net_add_domain(0x803afae0) New domain internet at 0x00000000 [cyg_net_init] Init: cyg_net_add_domain(0x803aea60) New domain route at 0x00000000 [cyg_net_init] Init: call_route_init(0x00000000) [cyg_net_init] Done ************************* * Bootrom Version * * V_STB_BT_01_02_050418 * ************************* pciVIAInit imageDisplay Display Refresh Video Output example. etiDefaultMemPool 0x87efc000 , start 0x80000000 size 0x8000000 hiMemGap 0x104000 xOffset 80 yOffset 48 dstBytesPerPixel 2 imageBmpWidth 640 CXA2161R status : d8 CXA2161R status : d8 Press <CANCEL> remote key to start net booting.... hmpv_read_fcnt start time in 23eaa96d cycles Doc Booting.... flRegisterSAFTL: start flRegisterSAFTL: end Media Size = 32 Mbytes Note: Searching for the media header. As a result a few H/W protection error messages might be reported. ERROR in read_Seq: M512_checkAndFixAccessError:Protection error occurred. ERROR in read_Seq: M512_checkAndFixAccessError:Protection error occurred. ERROR in read_Seq: M512_checkAndFixAccessError:Protection error occurred. ERROR in read_Seq: M512_checkAndFixAccessError:Protection error occurred. Note: header was found - end of media header search. DALN: PC=0x8009938c, RP=0x800ff560, addr=0x80a19f39: 2 byte load r60 START WITH BANK0 imageversion : 0 START TIME : 26932610 bdkReadBlock has Completed Succefully CheckSignature returned 0, nds signature passed END TIME : b07fffd3 Read done in 8ca65206 cycles Start Booting.... address from [82517820] 00:0a:0 Class 0200: 10ec:8139 0:0x1000[256]I 1:0x10000000[256]M IRQ 9 00:0c:0 Class 0601: 1106:0686 00:0c:1 Class 0101: 1106:0571 4:0x1100[16]I 00:0c:2 Class 0c03: 1106:3038 4:0x1120[32]I IRQ 16 00:0c:4 Class 0000: 1106:3057 pciDolphinFixup: 10ec:8139 IRQ pin A-->B IRQ 10 pciDolphinFixup: 1106:3038 VIA device: IRQ 42 (i8259 IRQ 5) Linux version 2.2.20 (root@versatel) (ecc version v6.0_6127) #31 Thu Aug 30 19:33:07 KST 2007 CPU frequency: 297 MHz Mem frequency: 118 MHz Calibrating delay loop... 296.55 BogoMIPS Memory: 93072k/130032k available (2736k kernel code, 1056k data, 400k reserved) Dentry hash table entries: 16384 (order 3, 128k) Buffer cache hash table entries: 524288 (order 7, 2048k) Page cache hash table entries: 8192 (order 1, 32k) POSIX conformance testing by UNIFIX PCI: Probing PCI hardware Linux NET4.0 for Linux 2.2 Based upon Swansea University Computer Society NET3.039 NET4: Unix domain sockets 1.0 for Linux NET4.0. NET4: Linux TCP/IP 1.0 for NET4.0 IP Protocols: ICMP, UDP, TCP, IGMP TCP: Hash tables configured (ehash 524288 bhash 65536) Serial driver version 4.27 with no serial options enabled ttyS00 at 0x03f8 (irq = 41) is a 16550A ttyS01 at 0x02f8 (irq = 40) is a 16550A pty: 256 Unix98 ptys configured RAM disk driver initialized: 16 RAM disks of 32768K size RAMDISK: ext2 filesystem found at block 0 RAMDISK: Loading 32768 blocks [1 disk] into ram disk... done. usb.c: registered new driver usbdevfs usb.c: registered new driver hub usb.c: registered new driver hid mice: PS/2 mouse device common for all mice usb-uhci.c: $Revision: 1.2 $ time 21:50:03 Apr 24 2007 usb-uhci.c: High bandwidth mode enabled usb-uhci.c: USB UHCI at I/O 0x1120, IRQ 42 usb-uhci.c: Detected 2 ports usb.c: new USB bus registered, assigned bus number 1 usb.c: USB new device connect, assigned device number 1 Product: USB UHCI Root Hub SerialNumber: 1120 hub.c: USB hub found hub.c: 2 ports detected VFS: Mounted root (ext2 filesystem). Freeing unused kernel memory: 128k freed Using /lib/modules/2.2.20/block/doc.o fl: TrueFFS driver 621.41 flRegisterComponents: fFound:01 fl: 1 device(s) found fl: Registered module at major 62 Partition check: fla: fla1 fl: Device 0x0 size 0x1028000 sectors 0x8140 fl: partition 0x1 size 0x1024c00 fla: fla1 EXT2-fs warning: mounting unchecked fs, running e2fsck is recommended EXT2-fs error (device fl(62,1)): ext2_check_blocks_bitmap: Wrong free blocks count for group 0, stored = 2812, counted = 2814 EXT2-fs error (device fl(62,1)): ext2_check_blocks_bitmap: Wrong free blocks count in super block, stored = 10741, counted = 10743 EXT2-fs error (device fl(62,1)): ext2_check_inodes_bitmap: Wrong free inodes count in group 0, stored = 2041, counted = 2043 EXT2-fs error (device fl(62,1)): ext2_check_inodes_bitmap: Wrong free inodes count in super block, stored = 4113, counted = 4115 grep: /var/run/rc.pids: No such file or directory test: 0: unknown operand ifconfig: face: error fetching interface information: Device not found Using /lib/modules/2.2.20/8139too.o PCI: Increasing latency timer of device 00:50 to 64 eth0: 8139too Fast Ethernet driver 0.9.18-2.2 eth0: Samsung Electronics SMT-6000E, YSU v1.2 <sukun.yoon@samsung.com> eth0: RealTek RTL8139 Fast Ethernet board found at 0x1000, IRQ 10 eth0: Chip is 'RTL-8139C' - MAC address '00:00:f0:f0:22:bd'. ifconfig: face: error fetching interface information: Device not found 60: old priority 0, new priority 7 eth0: Setting half-duplex based on auto-negotiated partner ability 0000. Using /lib/modules/2.2.20/saa7128/saa7128.o Loading Saa7128 Color Bar Test Module Saa7128color: Device registered with Major Number = 0 Using /lib/modules/2.2.20/saa7128/cxa2161r.o Loading Cxa2161r Scart Switch Test Module Cxa2161rScart: Device registered with Major Number = 0 Using /lib/modules/2.2.20/cs4341/cs4341Control.o insmod: unresolved symbol prinfLinkNewDriver umount: /proc/bus/usb: Invalid argument CS4341 open.... rm: cannot remove `/wfs/run': No such file or directory Login: Received cs4341 mute command cs4341Control_k.c: Error raised during driver call -> Error 6 by library Iic  : file /usr/local/Equator/v6.0/tools/source/libdev/iic/mask.c, line 331 (failed: ack == 0) -> Error 6 by library Iic  : file /usr/local/Equator/v6.0/tools/source/libdev/iic/mask.c, line 387 (failed: rcvAck(context)) -> Error 6 by library Iic  : file /usr/local/Equator/v6.0/tools/source/libdev/iic/mask.c, line 503 (failed: sendAddr(context,slave)) -> Error 6 by library Iic  : file /usr/local/Equator/v6.0/tools/source/libdev/iic/mask.c, line 704 (failed: send(maskContext,slave,data,size)) -> Error 6 by library Iic  : file /usr/local/Equator/v6.0/tools/source/libdev/iic/etiIic.c, line 237 (failed: iicMaskSend(handle,slave,data,size)) -> Error 8 by library cs4341Control : file control.c, line 211 (failed: iicSend(instance->handle,0x22,cs4341muteon,sizeof(cs4341muteon))) Saa7128color : Device Open (254, 0) Saa7128color: Opened Value 0 Cxa2161rScart : Device Open (252, 0) Cxa2161rScart: Opened Value 0 I2C_ADDR - DATA1, DATA2, DATA3, DATA4, DATA5, DATA6, DATA7 [90] 86 , 82, 00 , 3a , 02 , 4b , ef Success1 registering the Video DAC devices for board: 1300, daughter board: 0 Success2 registering the Video DAC devices for board: 1300, daughter board: 0 Success3 registering the Video DAC devices for board: 1300, daughter board: 0 Jump starting VLX processor In 6.0 mode. Vlx processor started successfully (vlxStatus 0x2). IIS audclk = 1 audclk = 1 DrcDrv: Output -> PAL Interlaced 720 x 576 @ 25Hz Primary input: Enabled Secondary input: Enabled Graphics input: Enabled gfxFormat: 800 alphaStream: 0 ping: sendto: Network is unreachable START: Update checking... Error downloading version.txt. Update canceled.

After pressing 'Enter', the console asks me for a username and a password. Unfortunately, the password isn't easy to guess

Link to the source code: [1]