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Analysis
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max time kernel
136s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
08/05/2024, 01:10
Static task
static1
Behavioral task
behavioral1
Sample
Signed contract-009988876.rtf
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
Signed contract-009988876.rtf
Resource
win10v2004-20240419-en
General
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Target
Signed contract-009988876.rtf
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Size
173KB
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MD5
b237eb9658dacc01392eed9e831a8710
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SHA1
4d08e5e26b4b0ef7ebd4328524a58bd2852f409e
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SHA256
df465c0a97a88cde063985fc1236f32e8529c6c5066c1e733511f949236c7932
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SHA512
ebb0349026a6fde9607206bfc65124ad26b7012c3723c7d6d66fdd190289ab0973bb8f8b7e8e5e738698d0bd3187bb1abe18933c990897ee276637943cfcfde8
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SSDEEP
1536:qwAlRkwAlRkwAlRkwAlR1cpNLc1M1UxkK:qwAlawAlawAlawAlfsc1M1IkK
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 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
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 320 WINWORD.EXE 320 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 320 WINWORD.EXE 320 WINWORD.EXE 320 WINWORD.EXE 320 WINWORD.EXE 320 WINWORD.EXE 320 WINWORD.EXE 320 WINWORD.EXE 320 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\Signed contract-009988876.rtf" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:320
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
262KB
MD551d32ee5bc7ab811041f799652d26e04
SHA1412193006aa3ef19e0a57e16acf86b830993024a
SHA2566230814bf5b2d554397580613e20681752240ab87fd354ececf188c1eabe0e97
SHA5125fc5d889b0c8e5ef464b76f0c4c9e61bda59b2d1205ac9417cc74d6e9f989fb73d78b4eb3044a1a1e1f2c00ce1ca1bd6d4d07eeadc4108c7b124867711c31810