Analysis
-
max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20/11/2024, 07:51
Behavioral task
behavioral1
Sample
44ceefe764a0329b03eb74c3f8a5b7fc4c4c6939797415bbf283c562db0abda3.xls
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
44ceefe764a0329b03eb74c3f8a5b7fc4c4c6939797415bbf283c562db0abda3.xls
Resource
win10v2004-20241007-en
General
-
Target
44ceefe764a0329b03eb74c3f8a5b7fc4c4c6939797415bbf283c562db0abda3.xls
-
Size
110KB
-
MD5
2ff9c406775a6ba995f62d080c221b30
-
SHA1
8daf2422a208e1feff27106310890268b4b5f136
-
SHA256
44ceefe764a0329b03eb74c3f8a5b7fc4c4c6939797415bbf283c562db0abda3
-
SHA512
6150d8a082e3f778303e95fe4e17a44052e88d25cf9a06e9782b4c9bf64a421b71e0ca2b9da4e4728c7ed3f91a87069614a2c22503a2e21971af63b556ed1130
-
SSDEEP
3072:VfKpbdrHYrMue8q7QPX+5xtekEdi8/dgVyVIBk6h2bsllScQjnxc:pKpbdrHYrMue8q7QPX+5xtFEdi8/dgVP
Malware Config
Extracted
https://duvarkagitlarimodelleri.com/42hhp/gZXakh7/
https://dolphinwavehavuzrobotu.com/wp-includes/RmCbvIKjjtlB3tabyPo/
http://animalsandusfujairah.com/wp-admin/JWO58zeUOwSI/
Signatures
-
Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 2328 4548 regsvr32.exe 82 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language regsvr32.exe -
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 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4548 EXCEL.EXE -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4548 EXCEL.EXE 4548 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE 4548 EXCEL.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4548 wrote to memory of 2328 4548 EXCEL.EXE 88 PID 4548 wrote to memory of 2328 4548 EXCEL.EXE 88 PID 4548 wrote to memory of 2328 4548 EXCEL.EXE 88
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\44ceefe764a0329b03eb74c3f8a5b7fc4c4c6939797415bbf283c562db0abda3.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
PID:4548 -
C:\Windows\SysWow64\regsvr32.exeC:\Windows\SysWow64\regsvr32.exe /s ..\xxw1.ocx2⤵
- Process spawned unexpected child process
- System Location Discovery: System Language Discovery
PID:2328
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
154KB
MD53448350f99a7d121d3c933e19083246e
SHA1c5244d0ca23c98373f3b99d850031a7b152fa1fc
SHA2569e69ab916de34344fc21c0cba073d83c50ea06cce9462ba408f99eb0a4612f99
SHA512c0efa9f9adac105df000ff473ee4722e38210610fdc96b0532c2504fe306ca581f253d1c24838908187be8e9343fc4fe757366465b2caee5905dacfa35405bd3