Analysis
-
max time kernel
136s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
20-05-2024 10:43
Behavioral task
behavioral1
Sample
5ea883004d326d7d993fe2b828e1c8d3_JaffaCakes118.doc
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
5ea883004d326d7d993fe2b828e1c8d3_JaffaCakes118.doc
Resource
win10v2004-20240426-en
General
-
Target
5ea883004d326d7d993fe2b828e1c8d3_JaffaCakes118.doc
-
Size
133KB
-
MD5
5ea883004d326d7d993fe2b828e1c8d3
-
SHA1
2c9131b0490b9866572eafb9b1124a1edc4886b2
-
SHA256
9c0dff4dd890ef8601826bd9b8cb1d351f75e298e5e23e7a9abc40dc3fa99011
-
SHA512
485c50614f91f3f4c0dfa39cf8e74da2ce2b06af6356b2725ea26a508555025c98cf9fad233bbf676552aaf3d1087eb7129a49b1f0964de4134dac2b21a02e99
-
SSDEEP
1536:7ptJlmrJpmxlRw99NBD+aELV2ABDrtGcONzhSTSriGcNdrBgZI916TJaQ91:Vte2dw99fy96AxGcdgE16r
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.
Processes:
DW20.EXEdescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process 2720 4048 DW20.EXE WINWORD.EXE -
Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
dwwin.exeWINWORD.EXEdescription ioc process 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 Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dwwin.exe -
Enumerates system info in registry 2 TTPs 5 IoCs
Processes:
WINWORD.EXEdwwin.exedescription ioc process 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE -
Suspicious behavior: AddClipboardFormatListener 2 IoCs
Processes:
WINWORD.EXEpid process 4048 WINWORD.EXE 4048 WINWORD.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
WINWORD.EXEpid process 4048 WINWORD.EXE 4048 WINWORD.EXE 4048 WINWORD.EXE 4048 WINWORD.EXE -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
WINWORD.EXEpid process 4048 WINWORD.EXE 4048 WINWORD.EXE 4048 WINWORD.EXE 4048 WINWORD.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
WINWORD.EXEDW20.EXEdescription pid process target process PID 4048 wrote to memory of 2720 4048 WINWORD.EXE DW20.EXE PID 4048 wrote to memory of 2720 4048 WINWORD.EXE DW20.EXE PID 2720 wrote to memory of 364 2720 DW20.EXE dwwin.exe PID 2720 wrote to memory of 364 2720 DW20.EXE dwwin.exe
Processes
-
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\5ea883004d326d7d993fe2b828e1c8d3_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:4048 -
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 36442⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:2720 -
C:\Windows\system32\dwwin.exeC:\Windows\system32\dwwin.exe -x -s 36443⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:364