Analysis
- max time kernel
143s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
13/06/2024, 11:19
Behavioral task
behavioral1
Sample
a542d6b8d268b9c32ee77ac6b905974d_JaffaCakes118.doc
Resource
win7-20240611-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
a542d6b8d268b9c32ee77ac6b905974d_JaffaCakes118.doc
Resource
win10v2004-20240508-en
7 signatures
150 seconds
General
- Target a542d6b8d268b9c32ee77ac6b905974d_JaffaCakes118.doc
- Size 188KB
- Sample240613-nfct9awfle
- SHA256 9fd3bd14b6ac0e00685863f0c35e4762901f82882645b715e9afec191839d672
- MD5 a542d6b8d268b9c32ee77ac6b905974d
- SHA1 6ddada64e401856eb19f6057095e94be3be83536
- SHA512 18d7c70b52f2226a564b2ffb0384f0a727491c8902b61245b1da8b9afc513af0f626d491ca022797d3d8daeae85fd75287e85cecf600bc865f323a71c6d581cb
- SSDEEP 1536:rrdi1Ir77zOH98Wj2gpngt+a9rK37MgT7TxZk5tBRt9k6d+g:rrfrzOH98ipg2rMgT3ytHt9Zd+g
- 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 5060 2156 DW20.EXE 88 - 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 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 2 IoCs
description ioc Process 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 2156 WINWORD.EXE 2156 WINWORD.EXE - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2156 WINWORD.EXE 2156 WINWORD.EXE 2156 WINWORD.EXE 2156 WINWORD.EXE - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2156 WINWORD.EXE 2156 WINWORD.EXE 2156 WINWORD.EXE 2156 WINWORD.EXE - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2156 wrote to memory of 5060 2156 WINWORD.EXE 93 PID 2156 wrote to memory of 5060 2156 WINWORD.EXE 93 PID 5060 wrote to memory of 2268 5060 DW20.EXE 94 PID 5060 wrote to memory of 2268 5060 DW20.EXE 94
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\a542d6b8d268b9c32ee77ac6b905974d_JaffaCakes118.doc" /o ""1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2156 -
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 39562⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:5060 -
C:\Windows\system32\dwwin.exeC:\Windows\system32\dwwin.exe -x -s 39563⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:2268
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4268,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=4300 /prefetch:81⤵PID:4944