Analysis
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max time kernel
104s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
30/11/2022, 23:05
Static task
static1
Behavioral task
behavioral1
Sample
7c4713eddafabe7a1cf608a4dbd647a6767f1f38c3e093efdc534ce408d2e63c.rtf
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
7c4713eddafabe7a1cf608a4dbd647a6767f1f38c3e093efdc534ce408d2e63c.rtf
Resource
win10v2004-20220901-en
General
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Target
7c4713eddafabe7a1cf608a4dbd647a6767f1f38c3e093efdc534ce408d2e63c.rtf
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Size
86KB
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MD5
01830fe4651a03ab1d6dcb03a542adda
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SHA1
4d274e74b6ae1269cc130b0ecec86d5578f0377c
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SHA256
7c4713eddafabe7a1cf608a4dbd647a6767f1f38c3e093efdc534ce408d2e63c
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SHA512
f0d54dd5f014af6b122237cd66d7fc9eeed7df51913f32f67ac277fd2a912e2eee4d797fe5423586602bbad26e5c32db30f273dec4b156c7b8e2847cd9d72308
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SSDEEP
1536:UTDfWIALOpI4NIih6ztAgyjfZ/1whG3a0EFN:HIALOpIh/tAgyjftl4
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.
description 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
description 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
pid Process 5028 WINWORD.EXE 5028 WINWORD.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 5028 WINWORD.EXE 5028 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 7 IoCs
pid Process 5028 WINWORD.EXE 5028 WINWORD.EXE 5028 WINWORD.EXE 5028 WINWORD.EXE 5028 WINWORD.EXE 5028 WINWORD.EXE 5028 WINWORD.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 5028 wrote to memory of 3660 5028 WINWORD.EXE 82 PID 5028 wrote to memory of 3660 5028 WINWORD.EXE 82
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\7c4713eddafabe7a1cf608a4dbd647a6767f1f38c3e093efdc534ce408d2e63c.rtf" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5028 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:3660
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