Analysis
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max time kernel
150s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20220721-en -
resource tags
arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system -
submitted
22-07-2022 09:08
Static task
static1
Behavioral task
behavioral1
Sample
b74db217d1a12fe458fba446edd0b7d8.docm
Resource
win7-20220718-en
General
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Target
b74db217d1a12fe458fba446edd0b7d8.docm
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Size
3.3MB
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MD5
b74db217d1a12fe458fba446edd0b7d8
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SHA1
277e9bec83085ccef489491ec29958af08d8443e
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SHA256
00d1502024c0112ec09576a7b5fbbf9400425c9a11d9e758074dfc0d99cef40e
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SHA512
22227c0ef962ee5d2fb63c14be0a03c0c51d4062df616e8d1fe05f9f9b72d7d0edbe204d53430dc47ae5d6046878cb4c21055fc455a35e4ab627376c638871aa
Malware Config
Signatures
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Detects SVCReady loader 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4472-142-0x0000000010000000-0x0000000010091000-memory.dmp family_svcready -
Executes dropped EXE 1 IoCs
Processes:
r91D6.tmp.exepid process 4472 r91D6.tmp.exe -
Loads dropped DLL 1 IoCs
Processes:
r91D6.tmp.exepid process 4472 r91D6.tmp.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
WINWORD.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 4044 WINWORD.EXE 4044 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
WINWORD.EXEpid process 4044 WINWORD.EXE 4044 WINWORD.EXE 4044 WINWORD.EXE 4044 WINWORD.EXE 4044 WINWORD.EXE 4044 WINWORD.EXE 4044 WINWORD.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
WINWORD.EXEdescription pid process target process PID 4044 wrote to memory of 4472 4044 WINWORD.EXE r91D6.tmp.exe PID 4044 wrote to memory of 4472 4044 WINWORD.EXE r91D6.tmp.exe PID 4044 wrote to memory of 4472 4044 WINWORD.EXE r91D6.tmp.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\b74db217d1a12fe458fba446edd0b7d8.docm" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4044 -
C:\Users\Admin\AppData\Local\Temp\r91D6.tmp.exe"C:\Users\Admin\AppData\Local\Temp\r91D6.tmp.exe" "C:\Users\Admin\AppData\Local\Temp\y91D5.tmp.dll",DllRegisterServer2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4472
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
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Filesize
1.2MB
MD52169c97eab0c857669ee4bbf7a8a6c66
SHA1e7bddeb6bb7ce9a6cc435c6a136935039220d7d0
SHA25677a56787a6f007a32866c25b28e0d4e7082afadbbb6d8b775083e68000c1c680
SHA512ac7b86b513d322cc71b858740250d80942797d87e09d6227055c6f0d7c162a1fa13a2b7a2183ab90155d1dba53c1963cf929819405769f6ec0e9fc4f5a943024
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Filesize
1.2MB
MD52169c97eab0c857669ee4bbf7a8a6c66
SHA1e7bddeb6bb7ce9a6cc435c6a136935039220d7d0
SHA25677a56787a6f007a32866c25b28e0d4e7082afadbbb6d8b775083e68000c1c680
SHA512ac7b86b513d322cc71b858740250d80942797d87e09d6227055c6f0d7c162a1fa13a2b7a2183ab90155d1dba53c1963cf929819405769f6ec0e9fc4f5a943024