Analysis
- max time kernel
149s - max time network
127s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
09/04/2024, 15:37
General
- Target ea52c53b71861b6a66233536a97f51a1_JaffaCakes118.xlsm
- Size 158KB
- Sample240409-s2g4baed9w
- SHA256 eec108843fcb466d424001532bc3344093b399ec813cfd9134dae584e5080543
Malware Config
Extracted
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xlm4.0
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xlm40.dropper
https://biopaten.no/xeBP8Oj5/gg.html
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xlm40.dropper
https://beartoothkawasaki.com/QJT19jhtwHt/gg.html
Signatures
- Process spawned unexpected child process 2 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
- Suspicious behavior: AddClipboardFormatListener 1 IoCs
- Suspicious use of SetWindowsHookEx 14 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\ea52c53b71861b6a66233536a97f51a1_JaffaCakes118.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵
-
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C:\Windows\SYSTEM32\regsvr32.exeregsvr32 ..\cexyz1.dll2⤵
- Process spawned unexpected child process
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C:\Windows\SYSTEM32\regsvr32.exeregsvr32 ..\cexyz2.dll2⤵
- Process spawned unexpected child process
-
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc1⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
memory/1668-0-0x00007FF8275B0000-0x00007FF8275C0000-memory.dmp
memory/1668-2-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-1-0x00007FF8275B0000-0x00007FF8275C0000-memory.dmp
memory/1668-3-0x00007FF8275B0000-0x00007FF8275C0000-memory.dmp
memory/1668-4-0x00007FF8275B0000-0x00007FF8275C0000-memory.dmp
memory/1668-5-0x00007FF8275B0000-0x00007FF8275C0000-memory.dmp
memory/1668-6-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-7-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-8-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-10-0x00007FF8251C0000-0x00007FF8251D0000-memory.dmp
memory/1668-9-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-11-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-13-0x00007FF8251C0000-0x00007FF8251D0000-memory.dmp
memory/1668-12-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-14-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-15-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-16-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-18-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-17-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-19-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-20-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-21-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-22-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-23-0x00007FF867530000-0x00007FF867725000-memory.dmp
memory/1668-42-0x00007FF867530000-0x00007FF867725000-memory.dmp