Analysis
-
max time kernel
149s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
20-05-2024 13:19
Behavioral task
behavioral1
Sample
5f489f6eef7e04857e865d1529ec6609_JaffaCakes118.xls
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
5f489f6eef7e04857e865d1529ec6609_JaffaCakes118.xls
Resource
win10v2004-20240508-en
General
-
Target
5f489f6eef7e04857e865d1529ec6609_JaffaCakes118.xls
-
Size
334KB
-
MD5
5f489f6eef7e04857e865d1529ec6609
-
SHA1
f3bb50e539acd34bccc3a3bb82eaa20c6e714ca9
-
SHA256
f3e4f9b513d7d25bf0a9eef94f585f1cf5642faddfa97b65e666a3ea4d09da4f
-
SHA512
6bcead41c6d5fe01fe9d04d33f7629f7f74275bdeda74aaec5cc5198380ff07a7bfb5c1fdf58cb049ca379a389a9a4caa3b0fc095e889e3fa7d8a6f7a87295ab
-
SSDEEP
6144:ss81Fz43UAC+6d8zYEGb6Fk3hOdsylKlgryzc4bNhZF+E+W/gELBAjH+3SQS4HBV:J3UA+d8rGb6cWjehS4Hj
Malware Config
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
EXCEL.EXEpid process 2924 EXCEL.EXE -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE -
NTFS ADS 1 IoCs
Processes:
EXCEL.EXEdescription ioc process File opened for modification C:\Users\Admin\AppData\Local\Temp\{53158639-0126-4F73-A921-DF427CB04257}\2AB07F92.png:Zone.Identifier EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 2924 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
EXCEL.EXEpid process 2924 EXCEL.EXE 2924 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
EXCEL.EXEpid process 2924 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 23 IoCs
Processes:
EXCEL.EXEpid process 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE 2924 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
EXCEL.EXEdescription pid process target process PID 2924 wrote to memory of 2956 2924 EXCEL.EXE splwow64.exe PID 2924 wrote to memory of 2956 2924 EXCEL.EXE splwow64.exe -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
-
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
-
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
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\5f489f6eef7e04857e865d1529ec6609_JaffaCakes118.xls"1⤵
- Loads dropped DLL
- Checks processor information in registry
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2924 -
C:\Windows\splwow64.exeC:\Windows\splwow64.exe 122882⤵PID:2956
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
226KB
MD5d9affcd13eb11731e90ba2348f9e9316
SHA15a1f4e431bed028a727c2471a958ffc0132e78f3
SHA25647eb233e83e5325f44946cd5d78f24e5d479a98bb35f9f696b0cb76359aa7fca
SHA512ae124a7e05e2161f9fb0e455b15c21d4f1432ab684e338e19cd768a4253af3b090bffa11e75f10a0c2a4161848ed52961234d42eb4083583f586b7d0c08fcd53
-
Filesize
64KB
MD56eede113112f85b0ae99a2210e07cdd0
SHA10c4e1cfb0bc5674dc245d73b0990d3b8cf1befdd
SHA256141d71d86cd25b210b67fe8e49d2abf63324b7ce36736b95b51c9258c4b1ddbb
SHA5121ee42572df94c6194c8ffe281abccc50a21a04e748da0a9180adde1deac6b021223723590317ab0a546fc415e268a9034c81a05c7a1ec89cae64a7ea8e15e71c