Analysis
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max time kernel
13s -
max time network
20s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 14:27
Behavioral task
behavioral1
Sample
GSMDataReceiverSKIMMER.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
4 signatures
150 seconds
General
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Target
GSMDataReceiverSKIMMER.exe
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Size
315KB
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MD5
7c4257430ab801acb952ec95a5a8c233
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SHA1
b371e74c2d58975a3845e17118b2b7671347a3ab
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SHA256
e8caee715175b8c28fddff66e2e1943968bf28d468c4b639e72fbdb8e753427d
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SHA512
1e8087e040fbc4d25bbf9d664d83c0645abe3c81700053d7e1c91bc8bd85d094483f3c1edce9bd2f3f5df62a81ce4316dc71a862b0c35dee86e2d70070db8061
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SSDEEP
1536:KtiX3h5hPAjp6uJpE36uJpEqz12t4AtppDNM0eP8DsGiyAEvA0Sz6uJpE5:EiX3qIi0j8RiyAEvAla
Score
1/10
Malware Config
Signatures
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
dw20.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dw20.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
Processes:
dw20.exedescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dw20.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
dw20.exedescription pid process Token: SeRestorePrivilege 4868 dw20.exe Token: SeBackupPrivilege 4868 dw20.exe Token: SeBackupPrivilege 4868 dw20.exe Token: SeBackupPrivilege 4868 dw20.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
GSMDataReceiverSKIMMER.exedescription pid process target process PID 392 wrote to memory of 4868 392 GSMDataReceiverSKIMMER.exe dw20.exe PID 392 wrote to memory of 4868 392 GSMDataReceiverSKIMMER.exe dw20.exe PID 392 wrote to memory of 4868 392 GSMDataReceiverSKIMMER.exe dw20.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\GSMDataReceiverSKIMMER.exe"C:\Users\Admin\AppData\Local\Temp\GSMDataReceiverSKIMMER.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:392 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 8162⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:4868
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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memory/392-0-0x00000000751F2000-0x00000000751F3000-memory.dmpFilesize
4KB
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memory/392-1-0x00000000751F0000-0x00000000757A1000-memory.dmpFilesize
5.7MB
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memory/392-2-0x00000000751F0000-0x00000000757A1000-memory.dmpFilesize
5.7MB
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memory/392-9-0x00000000751F0000-0x00000000757A1000-memory.dmpFilesize
5.7MB