diff --git a/uebung2/logbuch_cleaned.txt b/uebung2/logbuch_cleaned.txt
new file mode 100644
index 0000000..e991ed4
--- /dev/null
+++ b/uebung2/logbuch_cleaned.txt
@@ -0,0 +1,130 @@
+Script started on 2023-04-03 15:13:44+02:00 [COMMAND="bash" TERM="xterm-256color" TTY="/dev/pts/0" COLUMNS="117" LINES="62"]
+2023-04-03 15:13:44 $ ls -la
+total 9512
+drwxr-xr-x 2 mark mark    4096 Apr  3 15:11 .
+drwxr-xr-x 4 mark mark    4096 Apr  3 15:12 ..
+-rw-r--r-- 1 mark mark 9730974 Apr  3 14:41 U2.zip
+
+2023-04-03 15:13:48 $ file U2.zip 
+U2.zip: Zip archive data, at least v4.5 to extract, compression method=deflate
+
+2023-04-03 15:13:55 $ md5sum U2.zip 
+31e8feb8e5a501e5302a7ac983336a24  U2.zip
+
+2023-04-03 15:14:02 $ shasum U2.zip 
+409499f04d7bb853cc12991f209bad2d58478cf8  U2.zip
+
+2023-04-03 15:14:08 $ unzip U2.zip 
+Archive:  U2.zip
+  inflating: U2.img                  
+
+2023-04-03 15:15:05 $ ls -la
+total 8201516
+drwxr-xr-x 2 mark mark       4096 Apr  3 15:14 .
+drwxr-xr-x 4 mark mark       4096 Apr  3 15:12 ..
+-rw-rw-r-- 1 mark mark 8388608000 Apr  4  2022 U2.img
+-rw-r--r-- 1 mark mark    9730974 Apr  3 14:41 U2.zip
+
+2023-04-03 15:15:24 $ file U2.img 
+U2.img: DOS/MBR boot sector, code offset 0x58+2, OEM-ID "mkfs.fat", sectors/cluster 8, Media descriptor 0xf8, sectors/track 63, heads 255, sectors 16384000 (volumes > 32 MB), FAT (32 bit), sectors/FAT 15976, serial number 0x61d3b3ac, unlabeled
+
+2023-04-03 15:15:30 $ fdisk -l U2.img 
+Disk U2.img: 7.81 GiB, 8388608000 bytes, 16384000 sectors
+Units: sectors of 1 * 512 = 512 bytes
+Sector size (logical/physical): 512 bytes / 512 bytes
+I/O size (minimum/optimal): 512 bytes / 512 bytes
+Disklabel type: dos
+Disk identifier: 0x00000000
+
+2023-04-03 15:15:39 $ mkdir mnt
+
+2023-04-03 15:15:43 $ sudo mount -o ro U2.img mnt
+[sudo] password for mark: 
+
+2023-04-03 15:16:05 $ cd mnt
+
+2023-04-03 15:16:10 $ ls -la
+total 1572
+drwxr-xr-x 2 root root    4096 Jan  1  1970 .
+drwxr-xr-x 3 mark mark    4096 Apr  3 15:15 ..
+-rwxr-xr-x 1 root root 1580424 Apr  4  2022 RecoverMe01
+-rwxr-xr-x 1 root root   18176 Apr  4  2022 RecoverMe02
+
+2023-04-03 15:16:12 $ md5sum *
+4b9078de2f92dee8c9dcc9a50ad2cf7e  RecoverMe01
+d077210a712800925e7b8050cd4d7dff  RecoverMe02
+
+2023-04-03 15:16:31 $ shasum *
+0c6ca93f774b564381a4eedcd52abdec4aadf9fa  RecoverMe01
+609426581be3c6c495a2f8567b2af78769f9bd3f  RecoverMe02
+
+2023-04-03 15:16:37 $ file *
+RecoverMe01: data
+RecoverMe02: data
+
+2023-04-03 15:16:57 $ xxd RecoverMe01 | head
+00000000: 0fd8 ffe1 274f 4578 6966 0000 4949 2a00  ....'OExif..II*.
+00000010: 0800 0000 1000 0001 0300 0100 0000 3b07  ..............;.
+00000020: 0000 0101 0300 0100 0000 9509 0000 0201  ................
+00000030: 0300 0300 0000 ce00 0000 0601 0300 0100  ................
+00000040: 0000 0200 0000 0f01 0200 0600 0000 d400  ................
+00000050: 0000 1001 0200 1000 0000 da00 0000 1201  ................
+00000060: 0300 0100 0000 0100 0000 1501 0300 0100  ................
+00000070: 0000 0300 0000 1a01 0500 0100 0000 ea00  ................
+00000080: 0000 1b01 0500 0100 0000 f200 0000 2801  ..............(.
+00000090: 0300 0100 0000 0200 0000 3101 0200 1c00  ..........1.....
+
+2023-04-03 15:17:12 $ xxd RecoverMe02 | head
+00000000: 8950 4e77 0d0a 1a0a 0000 000d 4948 4452  .PNw........IHDR
+00000010: 0000 014a 0000 006e 0802 0000 00ce 01cd  ...J...n........
+00000020: c600 0000 2063 4852 4d00 007a 2600 0080  .... cHRM..z&...
+00000030: 8400 00fa 0000 0080 e800 0075 3000 00ea  ...........u0...
+00000040: 6000 003a 9800 0017 709c ba51 3c00 0000  `..:....p..Q<...
+00000050: 0662 4b47 4400 ff00 ff00 ffa0 bda7 9300  .bKGD...........
+00000060: 0000 0774 494d 4507 e101 0d08 0008 de0e  ...tIME.........
+00000070: 4a60 0000 4676 4944 4154 78da ed9d 677c  J`..FvIDATx...g|
+00000080: 1dc5 d5f0 cfcc 6cbd fdea aa4b 9664 d9b2  ......l....K.d..
+00000090: dc7b 036c d3c1 7463 7a4c 0b84 d009 a61a  .{.l..tczL......
+
+2023-04-03 15:17:20 $ cd ..
+
+2023-04-03 15:17:33 $ mkdir extracted
+
+2023-04-03 15:17:38 $ cp mnt/* extracted/
+
+2023-04-03 15:17:47 $ cd extracted/
+
+2023-04-03 15:17:50 $ md5sum *
+4b9078de2f92dee8c9dcc9a50ad2cf7e  RecoverMe01
+d077210a712800925e7b8050cd4d7dff  RecoverMe02
+
+2023-04-03 15:17:54 $ hexeditor RecoverMe01
+
+2023-04-03 15:18:17 $ file RecoverMe01
+RecoverMe01: JPEG image data, Exif standard: [TIFF image data, little-endian, direntries=16, height=2453, bps=206, PhotometricInterpretation=RGB, manufacturer=Canon, model=Canon EOS 1000D, orientation=upper-left, width=1851], baseline, precision 8, 1641x2182, components 3
+
+2023-04-03 15:18:26 $ hexeditor RecoverMe02
+
+2023-04-03 15:18:38 $ file RecoverMe02
+RecoverMe02: PNG image data, 330 x 110, 8-bit/color RGB, non-interlaced
+
+2023-04-03 15:18:47 $ md5sum *
+af0435708c94ccb8bcf77d7fb0aaa14b  RecoverMe01
+ffb226fe0470ef237b23036fef753a88  RecoverMe02
+
+2023-04-03 15:18:53 $ shasum *
+e509340c282b1cd66eedd17d9d1207cd53785005  RecoverMe01
+572062f974824e7fb14b624922992dd3c06062c7  RecoverMe02
+
+2023-04-03 15:18:58 $ cd ..
+
+2023-04-03 15:19:00 $ md5sum U2.img
+34126162163acea9b3e8130ac09f5340  U2.img
+
+2023-04-03 15:19:35 $ shasum U2.img
+e809c3186acc3e8fadfa8feb2c5decad17d147fe  U2.img
+
+2023-04-03 15:20:25 $ exit
+exit
+
+Script done on 2023-04-03 15:20:30+02:00 [COMMAND_EXIT_CODE="0"]
\ No newline at end of file