Analysis
- max time kernel
148s - max time network
129s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
02/10/2026, 05:16
General
- Target attachment20261002-143791-wdzyyi.xlsm
- Size 555KB
- Sample261002-fx4ejax13n
- SHA256 7dc6e3106413ad883680745af653b737bc9ae0b2d2599eeb7ee45aeea3a4494f
Malware Config
Signatures
- Deletes itself 1 TTPs 1 IoCs
- 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
- NTFS ADS 1 IoCs
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SetWindowsHookEx 11 IoCs
- Suspicious use of WriteProcessMemory 1 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\attachment20261002-143791-wdzyyi.xlsm"1⤵
- Deletes itself
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
BF795E00
EQ2CWGRV4CN2T45GRJSV.temp
memory/4180-8-0x00007FFDAAC00000-0x00007FFDAAC10000-memory.dmp
memory/4180-9-0x00007FFDEAAC0000-0x00007FFDEAD23000-memory.dmp
memory/4180-7-0x00007FFDEAAC0000-0x00007FFDEAD23000-memory.dmp
memory/4180-6-0x00007FFDEAAC0000-0x00007FFDEAD23000-memory.dmp
memory/4180-5-0x00007FFDAAC00000-0x00007FFDAAC10000-memory.dmp
memory/4180-4-0x00007FFDEAAC0000-0x00007FFDEAD23000-memory.dmp
memory/4180-1-0x00007FFDAAC00000-0x00007FFDAAC10000-memory.dmp
memory/4180-3-0x00007FFDEAC1F000-0x00007FFDEAC20000-memory.dmp
memory/4180-11-0x00007FFDEAAC0000-0x00007FFDEAD23000-memory.dmp
memory/4180-12-0x00007FFDEAAC0000-0x00007FFDEAD23000-memory.dmp
memory/4180-10-0x00007FFDEAAC0000-0x00007FFDEAD23000-memory.dmp
memory/4180-13-0x00007FFDA8100000-0x00007FFDA8110000-memory.dmp
memory/4180-14-0x00007FFDA8100000-0x00007FFDA8110000-memory.dmp
memory/4180-0-0x00007FFDAAC00000-0x00007FFDAAC10000-memory.dmp
memory/4180-56-0x00007FFDEAAC0000-0x00007FFDEAD23000-memory.dmp
memory/4180-2-0x00007FFDAAC00000-0x00007FFDAAC10000-memory.dmp