Analysis
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max time kernel
100s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
20-01-2022 08:19
Static task
static1
Behavioral task
behavioral1
Sample
dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exe
Resource
win10v2004-en-20220112
General
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Target
dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exe
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Size
3.3MB
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MD5
a997db4429053e504cd9d4afaab825cd
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SHA1
c0f15b9aaf8876619b9dbe08e429a024d646b867
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SHA256
dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8
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SHA512
84bf29ec7b74577c801507d2f08de15b64d3940650067f12a9433924305fa4741593e08b91cb75100c39590f769a9c63b7c3d14faaf9c8d675de35b1a7636117
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
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Executes dropped EXE 1 IoCs
Processes:
IntelRapid.exepid process 1244 IntelRapid.exe -
Sets service image path in registry 2 TTPs
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Checks BIOS information in registry 2 TTPs 4 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exeIntelRapid.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion IntelRapid.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion IntelRapid.exe -
Drops startup file 1 IoCs
Processes:
dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IntelRapid.lnk dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exe -
Processes:
resource yara_rule behavioral1/memory/3456-130-0x00007FF7D7FA0000-0x00007FF7D88BA000-memory.dmp themida behavioral1/memory/3456-131-0x00007FF7D7FA0000-0x00007FF7D88BA000-memory.dmp themida behavioral1/memory/3456-132-0x00007FF7D7FA0000-0x00007FF7D88BA000-memory.dmp themida C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe themida C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe themida behavioral1/memory/1244-135-0x00007FF6AC9C0000-0x00007FF6AD2DA000-memory.dmp themida behavioral1/memory/1244-136-0x00007FF6AC9C0000-0x00007FF6AD2DA000-memory.dmp themida behavioral1/memory/1244-137-0x00007FF6AC9C0000-0x00007FF6AD2DA000-memory.dmp themida -
Processes:
dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exeIntelRapid.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA IntelRapid.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exeIntelRapid.exepid process 3456 dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exe 1244 IntelRapid.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies data under HKEY_USERS 41 IoCs
Processes:
WaaSMedicAgent.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople WaaSMedicAgent.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
IntelRapid.exepid process 1244 IntelRapid.exe -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exedescription pid process target process PID 3456 wrote to memory of 1244 3456 dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exe IntelRapid.exe PID 3456 wrote to memory of 1244 3456 dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exe IntelRapid.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exe"C:\Users\Admin\AppData\Local\Temp\dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8.exe"1⤵
- Checks BIOS information in registry
- Drops startup file
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe"C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exe"2⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: AddClipboardFormatListener
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C:\Windows\System32\WaaSMedicAgent.exeC:\Windows\System32\WaaSMedicAgent.exe 16f05dd985d41491e66841c4dcd3fc57 9NmQLr7boU+nlcCKvkrEQQ.0.1.0.0.01⤵
- Modifies data under HKEY_USERS
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k wusvcs -p1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exeMD5
a997db4429053e504cd9d4afaab825cd
SHA1c0f15b9aaf8876619b9dbe08e429a024d646b867
SHA256dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8
SHA51284bf29ec7b74577c801507d2f08de15b64d3940650067f12a9433924305fa4741593e08b91cb75100c39590f769a9c63b7c3d14faaf9c8d675de35b1a7636117
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C:\Users\Admin\AppData\Roaming\Intel Rapid\IntelRapid.exeMD5
a997db4429053e504cd9d4afaab825cd
SHA1c0f15b9aaf8876619b9dbe08e429a024d646b867
SHA256dca68095317df735cbaac8724a3d4af4aa504d1b58e30699388b67ec44a0e5b8
SHA51284bf29ec7b74577c801507d2f08de15b64d3940650067f12a9433924305fa4741593e08b91cb75100c39590f769a9c63b7c3d14faaf9c8d675de35b1a7636117
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memory/1244-135-0x00007FF6AC9C0000-0x00007FF6AD2DA000-memory.dmpFilesize
9.1MB
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memory/1244-136-0x00007FF6AC9C0000-0x00007FF6AD2DA000-memory.dmpFilesize
9.1MB
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memory/1244-137-0x00007FF6AC9C0000-0x00007FF6AD2DA000-memory.dmpFilesize
9.1MB
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memory/3456-130-0x00007FF7D7FA0000-0x00007FF7D88BA000-memory.dmpFilesize
9.1MB
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memory/3456-131-0x00007FF7D7FA0000-0x00007FF7D88BA000-memory.dmpFilesize
9.1MB
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memory/3456-132-0x00007FF7D7FA0000-0x00007FF7D88BA000-memory.dmpFilesize
9.1MB