Analysis
-
max time kernel
9s -
max time network
130s -
platform
windows10_x64 -
resource
win10 -
submitted
19/10/2020, 23:32
Static task
static1
Behavioral task
behavioral1
Sample
document-130963546.xls
Resource
win7v200722
Behavioral task
behavioral2
Sample
document-130963546.xls
Resource
win10
General
-
Target
document-130963546.xls
-
Size
426KB
-
MD5
e6a313629e3d393757f5d9af7d72db0a
-
SHA1
371599075621c927d957fd37406ded41b3a51a59
-
SHA256
e54a600afe0e7f2b720ba142bff85f8d7a6ef424aecba8b56157a5a8474330e2
-
SHA512
3a432e96754f8278b5f93365c0e88687a9f66836608ab87f75b8fb1a32799af8a208b5c3fabaf6851c4dc7dfe1084ea9224201b76a423082ba975bcd3d431300
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 2820 364 DW20.EXE 66 -
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 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 -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 364 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 364 EXCEL.EXE 364 EXCEL.EXE 2776 dwwin.exe 2776 dwwin.exe -
Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 364 EXCEL.EXE 364 EXCEL.EXE 364 EXCEL.EXE 364 EXCEL.EXE 364 EXCEL.EXE 364 EXCEL.EXE 364 EXCEL.EXE 364 EXCEL.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 364 wrote to memory of 2820 364 EXCEL.EXE 77 PID 364 wrote to memory of 2820 364 EXCEL.EXE 77 PID 2820 wrote to memory of 2776 2820 DW20.EXE 78 PID 2820 wrote to memory of 2776 2820 DW20.EXE 78
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\document-130963546.xls"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:364 -
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 44242⤵
- Process spawned suspicious child process
- Suspicious use of WriteProcessMemory
PID:2820 -
C:\Windows\system32\dwwin.exeC:\Windows\system32\dwwin.exe -x -s 44243⤵
- Suspicious behavior: EnumeratesProcesses
PID:2776
-
-