Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
15-07-2024 13:31
Static task
static1
Behavioral task
behavioral1
Sample
duka.rtf
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
duka.rtf
Resource
win10v2004-20240709-en
General
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Target
duka.rtf
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Size
720KB
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MD5
76569c5b4afa68005a85dc89be17c202
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SHA1
faf59d22868e0a31e8a26487a3c698713a6098b1
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SHA256
c224aee225d2b4980133a3329d8c9b2100987cfaa12342dc745b8d74d669f3f9
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SHA512
1e9749e6ca3b9496710c2762c87a109c2f08bb9113c8ba938a3ff800a3d4e9699833c9eef397da880cf8846dd8bad1da8814a2bd35104707d67a7448791f5958
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SSDEEP
6144:VGuqGuqGuqGuqGuqGuqGuqGuqGuqGuqGuqGuqGuqGuqGuqGuqGuqGuqGuqGuqGuS:+
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\~MHz WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 4264 WINWORD.EXE 4264 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 4264 WINWORD.EXE 4264 WINWORD.EXE 4264 WINWORD.EXE 4264 WINWORD.EXE 4264 WINWORD.EXE 4264 WINWORD.EXE 4264 WINWORD.EXE 4264 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\duka.rtf" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4264
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
245KB
MD5f883b260a8d67082ea895c14bf56dd56
SHA17954565c1f243d46ad3b1e2f1baf3281451fc14b
SHA256ef4835db41a485b56c2ef0ff7094bc2350460573a686182bc45fd6613480e353
SHA512d95924a499f32d9b4d9a7d298502181f9e9048c21dbe0496fa3c3279b263d6f7d594b859111a99b1a53bd248ee69b867d7b1768c42e1e40934e0b990f0ce051e
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
Filesize1KB
MD53234dbdfea16264ec718f40b38cc7af2
SHA12815715e985603796caf6987350c4d78672fbc96
SHA256c042a02702e66fb64a9ace2375f7092890a01ba74fbc6e1c3940c1951e383d5e
SHA51210182aa74816169cc5f70e56578012aab3372572de5cb0dd2a6ce14b1aaef6c30d6beb1224d02953152e7d8e760127e8e5bde494b564b27d5d230cf03c12ff0a