Analysis
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max time kernel
144s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
27/11/2022, 04:26
Static task
static1
Behavioral task
behavioral1
Sample
e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe
Resource
win10v2004-20221111-en
General
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Target
e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe
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Size
599KB
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MD5
a2f64661a3617ffc11ebd30ead76f9b1
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SHA1
f7d0c9df61fece237c9f11318c403ffbab8d0986
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SHA256
e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2
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SHA512
63a81ea4e12eb181aef3f8a200c80dbd496c17a71c81fcf5d36bb502a94d381f5a5bc890b00bbf75eff15c2a0dd507710dea2f1c1eba6b3f63124dbc7e912342
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SSDEEP
12288:Dnp7MTrnNc4cMCEASQPCnXYjCsCutCfAIh+ww3d:jpITTNcmkS0CnIjoNhat
Malware Config
Signatures
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Checks BIOS information in registry 2 TTPs 3 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Maps connected drives based on registry 3 TTPs 4 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4444 set thread context of 4976 4444 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 82 -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 4976 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 4976 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 4976 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 4976 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 4976 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 4976 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 4444 wrote to memory of 4976 4444 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 82 PID 4444 wrote to memory of 4976 4444 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 82 PID 4444 wrote to memory of 4976 4444 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 82 PID 4444 wrote to memory of 4976 4444 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 82 PID 4444 wrote to memory of 4976 4444 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 82 PID 4444 wrote to memory of 4976 4444 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 82 PID 4444 wrote to memory of 4976 4444 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 82 PID 4444 wrote to memory of 4976 4444 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 82 PID 4444 wrote to memory of 4976 4444 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 82 PID 4444 wrote to memory of 4976 4444 e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe"C:\Users\Admin\AppData\Local\Temp\e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4444 -
C:\Users\Admin\AppData\Local\Temp\e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe"C:\Users\Admin\AppData\Local\Temp\e4b919f236d6810a225306ac57d33e79112e3704812a92b1f2c10b5cb2cc57a2.exe" Track="0001001000"2⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:4976
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