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210221-ae84tv1r2n 810-02-2021 15:47
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210210-h2rcklwkns 8Analysis
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max time kernel
140s -
max time network
151s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
10-02-2021 15:47
Behavioral task
behavioral1
Sample
IAHRA.doc
Resource
win7v20201028
Behavioral task
behavioral2
Sample
IAHRA.doc
Resource
win10v20201028
General
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Target
IAHRA.doc
-
Size
90KB
-
MD5
026e53d4cabe762ed84fafdd6243483d
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SHA1
e9f07fd33d7dd014015d018f9d7abe0fb489bb95
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SHA256
dd223178e1a516f428a2bcfa790a49eb437651d648fee4d7441dc106cf04df3a
-
SHA512
0025ebcf6705effde6b20af658cd441aca51cf9c438ba56909de5ca5bb99f1cee561cde0f16003380dfa4058511c68c65fbaafb805ff147728eebe4fc09a98ba
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:
WINWORD.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 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 3584 WINWORD.EXE 3584 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 9 IoCs
Processes:
WINWORD.EXEpid process 3584 WINWORD.EXE 3584 WINWORD.EXE 3584 WINWORD.EXE 3584 WINWORD.EXE 3584 WINWORD.EXE 3584 WINWORD.EXE 3584 WINWORD.EXE 3584 WINWORD.EXE 3584 WINWORD.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\IAHRA.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/3584-2-0x00007FFB667A0000-0x00007FFB667B0000-memory.dmpFilesize
64KB
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memory/3584-3-0x00007FFB667A0000-0x00007FFB667B0000-memory.dmpFilesize
64KB
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memory/3584-4-0x00007FFB667A0000-0x00007FFB667B0000-memory.dmpFilesize
64KB
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memory/3584-5-0x00007FFB667A0000-0x00007FFB667B0000-memory.dmpFilesize
64KB
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memory/3584-6-0x00007FFB85F20000-0x00007FFB86557000-memory.dmpFilesize
6.2MB