Analysis
-
max time kernel
33s -
max time network
34s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
25-06-2024 21:23
Behavioral task
behavioral1
Sample
747c26f6115a0c107dab12de2247cd740047bf32cd30c676637daa5801a2b24a.xlsm
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
747c26f6115a0c107dab12de2247cd740047bf32cd30c676637daa5801a2b24a.xlsm
Resource
win10v2004-20240508-en
General
-
Target
747c26f6115a0c107dab12de2247cd740047bf32cd30c676637daa5801a2b24a.xlsm
-
Size
92KB
-
MD5
f50247dc7e31dd57c3bda7b1983b7659
-
SHA1
50b4a716d9254a84126d6d9f31cc0fd0858506f6
-
SHA256
747c26f6115a0c107dab12de2247cd740047bf32cd30c676637daa5801a2b24a
-
SHA512
81adf6879750d0a07d80f022eaa5a873eb13ec5fe12f2a4df9e5d2a64d1c85037bca314039f546ff5d884a20742973c47d91ae96c3d532d52eff88fe74c13981
-
SSDEEP
1536:CguZCa6S5khUIS/bj4znOSjhLzVubGa/M1NIpPkUlB7583fjncFYIISFw:CgugapkhlSzjaPjpzVw/Ms8ULavLc2
Malware Config
Signatures
-
Process spawned suspicious child process 1 IoCs
This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 3132 4116 DW20.EXE 79 -
Checks processor information in registry 2 TTPs 6 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dwwin.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dwwin.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dwwin.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 Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE -
Enumerates system info in registry 2 TTPs 5 IoCs
description 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 Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS dwwin.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dwwin.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 4116 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4116 EXCEL.EXE 4116 EXCEL.EXE 4116 EXCEL.EXE 4116 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 4116 EXCEL.EXE 4116 EXCEL.EXE 4116 EXCEL.EXE 4116 EXCEL.EXE 4116 EXCEL.EXE 4116 EXCEL.EXE 4116 EXCEL.EXE 4116 EXCEL.EXE 4116 EXCEL.EXE 4116 EXCEL.EXE 4116 EXCEL.EXE 4116 EXCEL.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4116 wrote to memory of 3132 4116 EXCEL.EXE 84 PID 4116 wrote to memory of 3132 4116 EXCEL.EXE 84 PID 3132 wrote to memory of 3196 3132 DW20.EXE 85 PID 3132 wrote to memory of 3196 3132 DW20.EXE 85
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\747c26f6115a0c107dab12de2247cd740047bf32cd30c676637daa5801a2b24a.xlsm"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4116 -
C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE"C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 48242⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:3132 -
C:\Windows\system32\dwwin.exeC:\Windows\system32\dwwin.exe -x -s 48243⤵
- Checks processor information in registry
- Enumerates system info in registry
PID:3196
-
-