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Analysis
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max time kernel
134s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
13/05/2024, 11:25
Behavioral task
behavioral1
Sample
3f3eb915de6de83a34bed6bf8bc443d3_JaffaCakes118.doc
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
3f3eb915de6de83a34bed6bf8bc443d3_JaffaCakes118.doc
Resource
win10v2004-20240426-en
General
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Target
3f3eb915de6de83a34bed6bf8bc443d3_JaffaCakes118.doc
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Size
224KB
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MD5
3f3eb915de6de83a34bed6bf8bc443d3
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SHA1
b7feae0281f6f93bf099ccdc289b64cb41ed4c22
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SHA256
2e5140ce6f07ccdb25a15fb6c1008747910cd83336a3c043baee30b68a3b45fd
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SHA512
a9be5ebfb40662cf08e30264ca00c2c19d49c337a585fd6ee076af1d755bc2f42faa3ccf592a27fcc31973fcd9fd4196838aff5d1c398191fa7ea93aab9f8976
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SSDEEP
3072:FYy0u8YGgjv+ZvchmkHcI/o1/Vb6///////////////////////////////////k:/0uXnWFchmmcI/o1/S1iYKw7muFi
Malware Config
Signatures
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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 876 1768 DW20.EXE 84 -
Checks processor information in registry 2 TTPs 6 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 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 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 5 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dwwin.exe 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 -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 1768 WINWORD.EXE 1768 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1768 WINWORD.EXE 1768 WINWORD.EXE 1768 WINWORD.EXE 1768 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1768 WINWORD.EXE 1768 WINWORD.EXE 1768 WINWORD.EXE 1768 WINWORD.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1768 wrote to memory of 876 1768 WINWORD.EXE 90 PID 1768 wrote to memory of 876 1768 WINWORD.EXE 90 PID 876 wrote to memory of 2944 876 DW20.EXE 91 PID 876 wrote to memory of 2944 876 DW20.EXE 91
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\3f3eb915de6de83a34bed6bf8bc443d3_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:1768 -
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 47602⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:876 -
C:\Windows\system32\dwwin.exeC:\Windows\system32\dwwin.exe -x -s 47603⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:2944
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