AGENCY BASE AUDIO RECORDING
The audio recording format may be difference from difference source of intercepting and
recording media.. .raw, . mov, .mp4, other formats..
Law enforcement agencies does intercepts calls , so they have many recordings stored
So with many source of audio files, it can be merged & edited and then share/upload into
YouTube … In this case of the Video, we see Text Transcription in the video, no voice over
the intercepted audio tracks was seen. This makes the audio tracks can be used for
tampering analysis.
Facts:
Exporting files does not change the content, as it compresses the audio
Exporting files does not change the spectrum, noise floor, etc.. It can be used for analysis.
Макс + Яна MH17 - 5 years onv
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USE OF SOCIAL MEDIA –YOU TUBE
YouTube is a Great platform of Video Sharing - but fact check, and video genuine
must be validated.
i. Audio Stream of SSU, "Boeing-777" plane crash, "Buk-M1", 17.07.2014
-
Поделиться15306-03-2020 16:45:14
VIDEO PROPERTIES
Detail/Videos Label | Video 1 |
Source Video Name | SSU, "Boeing-777" plane crash, "Buk-M1", 17.07.2014 |
Source Video URL | https://youtu.be/MVAOTWPmMM4 |
Uploaded By | Служба безпеки України (Verified Youtube Channel of Security Service of Ukraine) |
Date Published | 18th Jul 2014 - Shown in YouTube |
Channel URL: | https://www.youtube.com/channel/UCRxyjhmvBewJIRb2yku5EuQ |
Original Type Format | WeBM - audiovisual media file format |
Main URL Cloud | www.youtube.com |
Downloaded File Name | y2mate.com - ssu_boeing_777_plane_crash_buk_m1_17072014_MVAOTWPmMM4_360p.mp4 |
Checksum MD5 | E8C01B5E991832332C5623AF98E0BE4B |
Поделиться15406-03-2020 16:47:29
SSU, "BOEING-777" PLANE CRASH, "BUK-M1", 17.07.2014
PUBLISHED 18/7/2014
ID is verified
Genuine
Поделиться15506-03-2020 16:50:43
THE VIDEO PROPERTIES
LAST MODIFIED 9TH NOV 2018
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LAST MODIFIED METADATA
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6 DIFFERENT AUDIO TRACKS ADDED
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VIDEO 1- AUDIO TRACKS
Audio Stream Name: SSU, "Boeing-777" plane crash, "Buk-M1", 17.07.2014
Tracks | From | To | Duration | Speakers |
Track A | 0:00.02 | 0:42.9 | 0:42.7 | News Anchor |
Track 1 | 0:46.6 | 0:59.45 | 0:12.8 | Oleg and Oreon - Militants |
Track B | 1:00.4 | 1:27.6 | 0:27.2 | News Anchor |
Track 2 | 1:34.85 | 2:07.90 | 0:33.5 | Khmuryi and Buryat - Militants |
Track 3 | 2:12.15 | 2:40.65 | 0:28.5 | Khmuryi and Buryat - Militants |
Track 4 | 2:45.38 | 3:04.10 | 0:19.2 | Khmuryi and Sanych - Militants |
Track 5 | 3:08.95 | 3:53.5 | 0:45.4 | Khmuryi and DNR - Militants |
Track C | 3:53.79 | 4:15.80 | 0:12 | News Anchor |
Track 6 | 4:20.45 | 5:25.08 | 1:05 | Khmuryi and Botsman - Militants |
Поделиться15906-03-2020 17:11:22
AUDIO STREAM IN THE VIDEO:
SIX AUDIO TRACKS WERE ADDED
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VIDEO1-AUDIO TRACK1 - SPECTROGRAM
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VIDEO1-AUDIO TRACK2
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VIDEO1-AUDIO TRACK3
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VIDEO1-AUDIO TRACK4
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VIDEO1-AUDIO TRACK5
Поделиться16606-03-2020 18:42:08
VIDEO1-AUDIO TRACK6
Поделиться16706-03-2020 18:47:58
FINDINGS –TAMPERING DETECTED
All audio recordings was taken from multiple sources, no metadata of the audio.. It can be coming from multiple sources. It is basically not genuine.
Video Name - SSU, "Boeing-777" plane crash, "Buk-M1", 17.07.2014 (Analysis In Progress)
Tracks | Time | Findings |
Track 1 | 0.51.475 & 0.55.33 | i. Suspicious merging seen, analysis in progress |
Track 2 | 2.07.756 | ii. Cut audio, analysis in progress |
Track 3 | - 02:15 | i. Different Left and Right channel audio |
Track 4 | NA | Suspicious merging at 2:50.2 – 2:52.2 |
Track 5 | NA | Suspicious, analysis in progress |
Track 6 | - 04:34.8 - 04:35.0 | i. Voice was cut down at minute 4:34.8 – 4:35.0 |
Поделиться16806-03-2020 18:50:15
7 DIFFERENCE SOURCE OF TRACKS
WERE ADDED
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FACTS:
The audio tracks in the video are in tact – meaning it can be used to identify of
the audio was tampered!
Using the spectral formant – the source wave for analysis
The noise floor for any abnormality
The channel - mono or stereo
It is showing 8kHz audio, it is telephone or conference call conversation recording
normally.
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VIDEO1-TRACK1- SUSPICIOUS OVERLAY
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VIDEO 1 –TRACK 2 .. CONVERSATION CUT
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VIDEO1-TRACK3-TAMPERED – DIFFERENT NOISE FLOOR – 2
DIFFERENCE LEFT AND RIGHT CHANNEL
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VIDEO1 -TRACK3-VOICE OVERLAY
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VIDEO1 –TRACK4- SUSPICIOUS MERGING
2:50.2 -2:52.2 – Merging sign seen
Поделиться17506-03-2020 19:05:52
VIDEO1- AUDIO TRACK 6 – CUT AND MERGE SEEN
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VIDEO1- AUDIO TRACK 6 – SUSPICIOUS OVERLAPPING
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VIDEO1-AUDIO TRACK 6- SUSPICIOUS OVERLAPPING
(DISTROTION) HEARD
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FACTS: THE FINDINGS OF AUDIO TAMPERING
By default, if no source of recording provided and no source origin details, it is a
suspicious / bogus conversation …. Until at least the source is provided.
SUMMARY
The audio track is still not genuine as audio tracks were seen tampered (merge, difference
noise floor, cut, overlay of audios) , multiple source seen.
The Source of Audio track has no authenticity and it is clear showing multiple editing.
Export audio just need to mention the raw audio file
-The source of recording
-The date and time
-Chain of Custody
-The interception process (high level)
Confidential OG IT Forensic Services 35
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