Analysis
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max time kernel
77s -
max time network
43s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
04-10-2022 05:21
Static task
static1
Behavioral task
behavioral1
Sample
0a7b2e177130f79f28afe0c2f40eba8d7407ee346b4bf710aab1c461055be091.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
0a7b2e177130f79f28afe0c2f40eba8d7407ee346b4bf710aab1c461055be091.exe
Resource
win10v2004-20220812-en
General
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Target
0a7b2e177130f79f28afe0c2f40eba8d7407ee346b4bf710aab1c461055be091.exe
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Size
42.1MB
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MD5
8f8d83f16ce564d36e2a69a1f4e03c31
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SHA1
c7238a500acb380f85f8d5c8bb8d5f396738dc27
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SHA256
0a7b2e177130f79f28afe0c2f40eba8d7407ee346b4bf710aab1c461055be091
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SHA512
6dee695d0671074b82cbf6131a91fa7521d24cff2f38ed6763aa57fe097a8e1809ac69b70c799956bd251a7e047672cef5d60e0805775c0473dc06eafde55e06
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SSDEEP
786432:ZqHp5/WbZIgG6EBkvhUyR3zJ2zhEUcMjWP2lAKO7eqpsI49Ug6S6Y5l6vTsylLQL:ZSWzmB8GyRDIiULWVS+49+WAlLQgE
Malware Config
Signatures
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BazarBackdoor
Stealthy backdoor targeting corporate networks, believed to be developed by Trickbot's authors.
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Bazar/Team9 Backdoor payload 2 IoCs
Processes:
resource yara_rule behavioral1/memory/892-66-0x0000000140000000-0x000000014402F000-memory.dmp BazarBackdoorVar3 behavioral1/memory/892-74-0x0000000140000000-0x000000014402F000-memory.dmp BazarBackdoorVar3 -
Executes dropped EXE 2 IoCs
Processes:
DiskGenius.exepid process 892 DiskGenius.exe 1340 -
Loads dropped DLL 4 IoCs
Processes:
0a7b2e177130f79f28afe0c2f40eba8d7407ee346b4bf710aab1c461055be091.exeDiskGenius.exepid process 1644 0a7b2e177130f79f28afe0c2f40eba8d7407ee346b4bf710aab1c461055be091.exe 892 DiskGenius.exe 892 DiskGenius.exe 1340 -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
Processes:
DiskGenius.exedescription ioc process File opened for modification \??\PhysicalDrive0 DiskGenius.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
DiskGenius.exepid process 892 DiskGenius.exe 892 DiskGenius.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
DiskGenius.exepid process 892 DiskGenius.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
DiskGenius.exepid process 892 DiskGenius.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
DiskGenius.exepid process 892 DiskGenius.exe 892 DiskGenius.exe 892 DiskGenius.exe 892 DiskGenius.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
0a7b2e177130f79f28afe0c2f40eba8d7407ee346b4bf710aab1c461055be091.exedescription pid process target process PID 1644 wrote to memory of 892 1644 0a7b2e177130f79f28afe0c2f40eba8d7407ee346b4bf710aab1c461055be091.exe DiskGenius.exe PID 1644 wrote to memory of 892 1644 0a7b2e177130f79f28afe0c2f40eba8d7407ee346b4bf710aab1c461055be091.exe DiskGenius.exe PID 1644 wrote to memory of 892 1644 0a7b2e177130f79f28afe0c2f40eba8d7407ee346b4bf710aab1c461055be091.exe DiskGenius.exe PID 1644 wrote to memory of 892 1644 0a7b2e177130f79f28afe0c2f40eba8d7407ee346b4bf710aab1c461055be091.exe DiskGenius.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0a7b2e177130f79f28afe0c2f40eba8d7407ee346b4bf710aab1c461055be091.exe"C:\Users\Admin\AppData\Local\Temp\0a7b2e177130f79f28afe0c2f40eba8d7407ee346b4bf710aab1c461055be091.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\DiskGenius\DiskGenius.exe"C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\DiskGenius\DiskGenius.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\DiskGenius\DiskGenius.exeFilesize
33.6MB
MD550c1645573e7b9377165d14556db4626
SHA1cb03f8879a256bf6fa76b80d1f45992af342f752
SHA256315a7f7d4d58c2a1de599c7eea624fdf1077d7ae2869220b4a589e2167e120b5
SHA512360246191279a1b875a2afd1a59654a28e2b9dd5b569322d95e5f8839314c4cd837578c450e458a71e6f0e8e7e73575ecafb8a493fc0d50e254fcdcc5f7f2b96
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C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\DiskGenius\DiskGenius.exeFilesize
33.6MB
MD550c1645573e7b9377165d14556db4626
SHA1cb03f8879a256bf6fa76b80d1f45992af342f752
SHA256315a7f7d4d58c2a1de599c7eea624fdf1077d7ae2869220b4a589e2167e120b5
SHA512360246191279a1b875a2afd1a59654a28e2b9dd5b569322d95e5f8839314c4cd837578c450e458a71e6f0e8e7e73575ecafb8a493fc0d50e254fcdcc5f7f2b96
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C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\DiskGenius\MSIMG32.dllFilesize
7KB
MD52e111b435e8013f5aba504f903a307cf
SHA1c082e11050a6e4e28c1993a74e64816e71d6fabf
SHA2562f55d527f6d6d41e8efacf926b4d8428abbcfa173861d526d67709bd6c4f78d2
SHA51234790015a1e7572cbba1a04a93427acb5c6ae164c4b81cad2fc355fd47664867eebd26f89f6d20d264461940bd95dec5091dbb1ee7c2362b38a1694b84424759
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C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\DiskGenius\Options.iniFilesize
379B
MD5c5a3694ba3529642c79fe2ccd4f00e32
SHA1d5baf9cd8e5784cc3af58fd7a492e1381ed87514
SHA25660e5f3abfdf3c2f35c0caee2e0d0523191777931f95bed3f994e577950c89d61
SHA5127374a9747278292850f15eb5eae9fc7a198adb9a36eba0fe748cdf9bdd7875745e368c585a7ef3bd641903edd6145c1b42ad158612fe3166802131ba2723a0eb
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C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\DiskGenius\VERSION.dllFilesize
3.8MB
MD516599eb8cab9b4ed39fddba1bd6ca33d
SHA16fd05c3e0a823810a69e8a7d119d4f4e69f9fd8c
SHA25692c122b6e2ce9c6a5a40884d0d999da94c47e7c1b846183c137b3cd77314b647
SHA512ec360831508ea73d977e1fb14c1ea4336d3c4a783eeb94b3be7bb5cfe241a89d349ff856c466da494a942a5616af4b6e48c51d69c8001bdd42e1cb412c6c69bb
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\Users\Admin\AppData\Local\Temp\7ZipSfx.000\DiskGenius\DiskGenius.exeFilesize
33.6MB
MD550c1645573e7b9377165d14556db4626
SHA1cb03f8879a256bf6fa76b80d1f45992af342f752
SHA256315a7f7d4d58c2a1de599c7eea624fdf1077d7ae2869220b4a589e2167e120b5
SHA512360246191279a1b875a2afd1a59654a28e2b9dd5b569322d95e5f8839314c4cd837578c450e458a71e6f0e8e7e73575ecafb8a493fc0d50e254fcdcc5f7f2b96
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\Users\Admin\AppData\Local\Temp\7ZipSfx.000\DiskGenius\DiskGenius.exeFilesize
33.6MB
MD550c1645573e7b9377165d14556db4626
SHA1cb03f8879a256bf6fa76b80d1f45992af342f752
SHA256315a7f7d4d58c2a1de599c7eea624fdf1077d7ae2869220b4a589e2167e120b5
SHA512360246191279a1b875a2afd1a59654a28e2b9dd5b569322d95e5f8839314c4cd837578c450e458a71e6f0e8e7e73575ecafb8a493fc0d50e254fcdcc5f7f2b96
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\Users\Admin\AppData\Local\Temp\7ZipSfx.000\DiskGenius\DiskGenius.exeFilesize
33.6MB
MD550c1645573e7b9377165d14556db4626
SHA1cb03f8879a256bf6fa76b80d1f45992af342f752
SHA256315a7f7d4d58c2a1de599c7eea624fdf1077d7ae2869220b4a589e2167e120b5
SHA512360246191279a1b875a2afd1a59654a28e2b9dd5b569322d95e5f8839314c4cd837578c450e458a71e6f0e8e7e73575ecafb8a493fc0d50e254fcdcc5f7f2b96
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\Users\Admin\AppData\Local\Temp\7ZipSfx.000\DiskGenius\msimg32.dllFilesize
7KB
MD52e111b435e8013f5aba504f903a307cf
SHA1c082e11050a6e4e28c1993a74e64816e71d6fabf
SHA2562f55d527f6d6d41e8efacf926b4d8428abbcfa173861d526d67709bd6c4f78d2
SHA51234790015a1e7572cbba1a04a93427acb5c6ae164c4b81cad2fc355fd47664867eebd26f89f6d20d264461940bd95dec5091dbb1ee7c2362b38a1694b84424759
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\Users\Admin\AppData\Local\Temp\7ZipSfx.000\DiskGenius\version.dllFilesize
3.8MB
MD516599eb8cab9b4ed39fddba1bd6ca33d
SHA16fd05c3e0a823810a69e8a7d119d4f4e69f9fd8c
SHA25692c122b6e2ce9c6a5a40884d0d999da94c47e7c1b846183c137b3cd77314b647
SHA512ec360831508ea73d977e1fb14c1ea4336d3c4a783eeb94b3be7bb5cfe241a89d349ff856c466da494a942a5616af4b6e48c51d69c8001bdd42e1cb412c6c69bb
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memory/892-62-0x000007FEFC311000-0x000007FEFC313000-memory.dmpFilesize
8KB
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memory/892-65-0x0000000037AC0000-0x0000000037AD0000-memory.dmpFilesize
64KB
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memory/892-66-0x0000000140000000-0x000000014402F000-memory.dmpFilesize
64.2MB
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memory/892-63-0x000007FF7D1A0000-0x000007FF7D1A6000-memory.dmpFilesize
24KB
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memory/892-56-0x0000000000000000-mapping.dmp
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memory/892-73-0x000007FF7D1A0000-0x000007FF7D1A6000-memory.dmpFilesize
24KB
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memory/892-74-0x0000000140000000-0x000000014402F000-memory.dmpFilesize
64.2MB
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memory/1644-54-0x0000000075E51000-0x0000000075E53000-memory.dmpFilesize
8KB