Analysis
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max time kernel
150s -
max time network
156s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
24-11-2022 22:35
Static task
static1
Behavioral task
behavioral1
Sample
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe
Resource
win10v2004-20220901-en
General
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Target
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe
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Size
322KB
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MD5
cea5b14b1a855c3b6f97f106df8d901f
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SHA1
ab3d41e213cf5c800ceb76e4a0b2b61b870b76c8
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SHA256
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868
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SHA512
0b089cef57215a01f336f049e812d5c48ef5b94d1f8fd319295f2a612a52c16a5bbdcc8b90ca94c66656eca114c6e734af7dcdd8852c004b55642db76a570233
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SSDEEP
6144:hqMKQ++YaP58G41daXn262YlUH4XRQEvAim+:hq+5YC58D10X2IljBQ8
Malware Config
Signatures
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Sets file execution options in registry 2 TTPs 2 IoCs
Processes:
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\xslpjdynn.exe 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\xslpjdynn.exe\DisableExceptionChainValidation 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe -
Checks for any installed AV software in registry 1 TTPs 2 IoCs
Processes:
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Avira 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\avast! Antivirus 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe -
Drops desktop.ini file(s) 1 IoCs
Processes:
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exedescription ioc process File created C:\ProgramData\CreativeAudio\desktop.ini 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exedescription pid process target process PID 784 set thread context of 2028 784 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 4 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\1 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\2 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Modifies registry class 7 IoCs
Processes:
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{10E278EA-92CC-6D46-B11C-9D3ED9C75521}\0E7302EC\CG1 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{10E278EA-92CC-6D46-B11C-9D3ED9C75521} 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{10E278EA-92CC-6D46-B11C-9D3ED9C75521}\0E7302EC 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{10E278EA-92CC-6D46-B11C-9D3ED9C75521}\0E7302EC\CG1\HAL = 05ee0000 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe Key created \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{10E278EA-92CC-6D46-B11C-9D3ED9C75521}\0E7302EC\ê'‰t3 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe Set value (data) \REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000_CLASSES\CLSID\{10E278EA-92CC-6D46-B11C-9D3ED9C75521}\0E7302EC\ê'‰t3\BID = 2000080019000b00e6070000140000001900040011003a0000000000f6418063 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exepid process 784 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe 784 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exepid process 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exepid process 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exedescription pid process Token: SeRestorePrivilege 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe Token: SeBackupPrivilege 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe Token: SeDebugPrivilege 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exedescription pid process target process PID 784 wrote to memory of 2028 784 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe PID 784 wrote to memory of 2028 784 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe PID 784 wrote to memory of 2028 784 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe PID 784 wrote to memory of 2028 784 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe PID 784 wrote to memory of 2028 784 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe PID 784 wrote to memory of 2028 784 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe PID 784 wrote to memory of 2028 784 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe PID 784 wrote to memory of 2028 784 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe PID 784 wrote to memory of 2028 784 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe PID 784 wrote to memory of 2028 784 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe PID 2028 wrote to memory of 1168 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe schtasks.exe PID 2028 wrote to memory of 1168 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe schtasks.exe PID 2028 wrote to memory of 1168 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe schtasks.exe PID 2028 wrote to memory of 1168 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe schtasks.exe PID 2028 wrote to memory of 1528 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe WerFault.exe PID 2028 wrote to memory of 1528 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe WerFault.exe PID 2028 wrote to memory of 1528 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe WerFault.exe PID 2028 wrote to memory of 1528 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe WerFault.exe PID 2028 wrote to memory of 1528 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe WerFault.exe PID 2028 wrote to memory of 1528 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe WerFault.exe PID 2028 wrote to memory of 1528 2028 8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe"C:\Users\Admin\AppData\Local\Temp\8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe"C:\Users\Admin\AppData\Local\Temp\8af92a61dc464185f30e69fe153a6080a00dad00247a86da372f33c541918868.exe"2⤵
- Sets file execution options in registry
- Checks for any installed AV software in registry
- Drops desktop.ini file(s)
- Checks processor information in registry
- Modifies registry class
- Suspicious behavior: MapViewOfSection
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x0E7302EC" /TR "C:\ProgramData\CreativeAudio\xslpjdynn.exe" /RL HIGHEST3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\WerFault.exe"C:\Windows\SysWOW64\WerFault.exe"3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/784-68-0x0000000000230000-0x0000000000257000-memory.dmpFilesize
156KB
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memory/784-54-0x0000000075FC1000-0x0000000075FC3000-memory.dmpFilesize
8KB
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memory/1168-72-0x0000000000000000-mapping.dmp
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memory/1528-73-0x0000000000000000-mapping.dmp
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memory/1528-75-0x0000000000170000-0x000000000020F000-memory.dmpFilesize
636KB
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memory/1528-78-0x0000000077030000-0x00000000771B1000-memory.dmpFilesize
1.5MB
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memory/1528-77-0x0000000000170000-0x000000000020F000-memory.dmpFilesize
636KB
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memory/1528-76-0x0000000077030000-0x00000000771B1000-memory.dmpFilesize
1.5MB
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memory/2028-70-0x0000000000340000-0x000000000038B000-memory.dmpFilesize
300KB
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memory/2028-67-0x0000000000340000-0x000000000038B000-memory.dmpFilesize
300KB
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memory/2028-57-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2028-69-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2028-61-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2028-71-0x0000000000430000-0x000000000043B000-memory.dmpFilesize
44KB
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memory/2028-56-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2028-55-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2028-74-0x0000000000340000-0x000000000038B000-memory.dmpFilesize
300KB
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memory/2028-64-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2028-62-0x000000000040120A-mapping.dmp
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memory/2028-60-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB
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memory/2028-58-0x0000000000400000-0x0000000000426000-memory.dmpFilesize
152KB