Analysis
- max time kernel
135s - max time network
125s - platform
windows10-2004_x64 - resource
win10v2004-20240419-en - resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system - submitted
05/05/2024, 08:23
Behavioral task
behavioral1
Sample
16cdd9d3bab58e549faa22e884bced74_JaffaCakes118.doc
Resource
win7-20240221-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
16cdd9d3bab58e549faa22e884bced74_JaffaCakes118.doc
Resource
win10v2004-20240419-en
7 signatures
150 seconds
General
- Target 16cdd9d3bab58e549faa22e884bced74_JaffaCakes118.doc
- Size 157KB
- Sample240505-kaha1acb7v
- SHA256 2088edeb14b235a68f1d6c36b0f0538fd4850dc4001d21db0a5c147916f8124c
- MD5 16cdd9d3bab58e549faa22e884bced74
- SHA1 426ab753240b24f621cedecff14ddab22b8e642c
- SHA512 a458f78adce18b7ecb02f6d3ef1826c5fa9c528176351a88abfe81e26f863e53810a547f2ec1ca95d007f82d017bb3989757d453fd8acfa4209ba82cf8997800
- SSDEEP 1536:A2Fj72Fjmrdi1Ir77zOH98Wj2gpngh+a9RlJiiv:1rfrzOH98ipgnYiv
- MD5 SHA1 SHA512 SSDEEP
Score
6/10
Malware Config
Signatures
- Process spawned suspicious child process 1 IoCs
This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 1792 2676 DW20.EXE 82 - Checks processor information in registry 2 TTPs 6 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dwwin.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dwwin.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dwwin.exe - Enumerates system info in registry 2 TTPs 5 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS dwwin.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dwwin.exe - Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 2676 WINWORD.EXE 2676 WINWORD.EXE - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2676 WINWORD.EXE 2676 WINWORD.EXE 2676 WINWORD.EXE 2676 WINWORD.EXE - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2676 WINWORD.EXE 2676 WINWORD.EXE 2676 WINWORD.EXE 2676 WINWORD.EXE - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2676 wrote to memory of 1792 2676 WINWORD.EXE 88 PID 2676 wrote to memory of 1792 2676 WINWORD.EXE 88 PID 1792 wrote to memory of 2944 1792 DW20.EXE 89 PID 1792 wrote to memory of 2944 1792 DW20.EXE 89
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\16cdd9d3bab58e549faa22e884bced74_JaffaCakes118.doc" /o ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2676 -
C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE"C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 46762⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:1792 -
C:\Windows\system32\dwwin.exeC:\Windows\system32\dwwin.exe -x -s 46763⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:2944
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