Analysis
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max time kernel
88s -
max time network
194s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
07/12/2022, 02:32
Static task
static1
Behavioral task
behavioral1
Sample
dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe
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Size
250KB
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MD5
9ffaa35ff8a8aabc20d369e2a4493c7d
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SHA1
54e9474cdd530e428da28c19f96d9c59d71bb009
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SHA256
dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64
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SHA512
849270295fcb64e771bee807092405ace5321ff401b79a9bdf52ffc19cc506e34a6083797217a489c368d5b997bc1dc4a6a80302ae429604bae17b2a1d1bdf27
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SSDEEP
3072:p788E5EEVWiJAKMN9DAXamLKAcfbKyZwP02bVq3NZMf:pW5uKMN9DtAcfbK/qT
Score
10/10
Malware Config
Signatures
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Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" zauru.exe -
Executes dropped EXE 1 IoCs
pid Process 3820 zauru.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe -
Adds Run key to start application 2 TTPs 58 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /s" dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /k" dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /b" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /w" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /u" zauru.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ zauru.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /j" zauru.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\CurrentVersion\Run\ dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /s" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /k" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /v" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /r" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /q" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /f" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /t" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /h" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /f" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /i" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /a" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /l" zauru.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /s" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /n" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /y" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /o" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /z" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /c" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /b" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /a" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /d" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /i" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /v" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /g" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /e" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /w" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /e" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /c" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /u" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /q" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /o" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /p" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /m" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /z" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /k" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /l" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /n" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /x" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /d" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /x" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /p" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /g" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /t" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /m" zauru.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /y" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /r" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /j" zauru.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\zauru = "C:\\Users\\Admin\\zauru.exe /h" zauru.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 64 IoCs
pid Process 1424 dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe 1424 dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe 3820 zauru.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1424 dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe 3820 zauru.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1424 wrote to memory of 3820 1424 dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe 81 PID 1424 wrote to memory of 3820 1424 dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe 81 PID 1424 wrote to memory of 3820 1424 dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe"C:\Users\Admin\AppData\Local\Temp\dd944ecadba2279247ecdf3f3f7d3c43b5dbaeeeca5f848ed532cb393d155a64.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1424 -
C:\Users\Admin\zauru.exe"C:\Users\Admin\zauru.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3820
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
250KB
MD5b9c0647212d3dccd1f3451f24c2e7be6
SHA1a8e462e6dff68a9bb6d4f40e53da565e8bee5bc5
SHA2563d319e5b96f18cdf33b2d56a2e25aafdee3c86787d4783bf69485d5ee3dde331
SHA512f9cb7a58b424703c2f7da323aaf3eb0f93e6b89d217800b4e88edcc3501d9b511617fa57256dbb9fb4a28e9deb6e15e6cad008be020e5c1756048bfec5f51a34
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Filesize
250KB
MD5b9c0647212d3dccd1f3451f24c2e7be6
SHA1a8e462e6dff68a9bb6d4f40e53da565e8bee5bc5
SHA2563d319e5b96f18cdf33b2d56a2e25aafdee3c86787d4783bf69485d5ee3dde331
SHA512f9cb7a58b424703c2f7da323aaf3eb0f93e6b89d217800b4e88edcc3501d9b511617fa57256dbb9fb4a28e9deb6e15e6cad008be020e5c1756048bfec5f51a34