Analysis
- max time kernel
150s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
09/04/2024, 04:57
General
- Target e9462a17352852de7c6c962093ea3b18_JaffaCakes118.xls
- Size 36KB
- Sample240409-flks2sfc79
- SHA256 00ff7d9cfa9c27325b1eead56bb8c3218dc9f2e27074780995c5f466776b44da
Malware Config
Signatures
- Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Enumerates system info in registry 2 TTPs 3 IoCs
- Modifies registry class 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of FindShellTrayWindow 1 IoCs
- Suspicious use of SetWindowsHookEx 6 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\e9462a17352852de7c6c962093ea3b18_JaffaCakes118.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\explorer.exeexplorer.exe C:\Users\Public\Documents\yNq.vbs2⤵
- Process spawned unexpected child process
-
-
C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Public\Documents\yNq.vbs"2⤵
-
-
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 --mojo-platform-channel-handle=4072 --field-trial-handle=2972,i,4036376905309803364,5412922217215781933,262144 --variations-seed-version /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
yNq.vbs
memory/3528-14-0x00007FF8F0BE0000-0x00007FF8F0BF0000-memory.dmp
memory/3528-35-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-4-0x00007FF8F3270000-0x00007FF8F3280000-memory.dmp
memory/3528-3-0x00007FF8F3270000-0x00007FF8F3280000-memory.dmp
memory/3528-5-0x00007FF8F3270000-0x00007FF8F3280000-memory.dmp
memory/3528-6-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-7-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-8-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-10-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-9-0x00007FF8F0BE0000-0x00007FF8F0BF0000-memory.dmp
memory/3528-11-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-15-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-2-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-13-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-12-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-16-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-18-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-19-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-20-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-21-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-17-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-22-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-23-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-1-0x00007FF8F3270000-0x00007FF8F3280000-memory.dmp
memory/3528-0-0x00007FF8F3270000-0x00007FF8F3280000-memory.dmp
memory/3528-36-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp
memory/3528-37-0x00007FF9331F0000-0x00007FF9333E5000-memory.dmp