Analysis
- max time kernel
135s - max time network
126s - platform
windows10_x64 - resource
win10 - submitted
15/07/2020, 08:25
Static task
static1
Behavioral task
behavioral1
Sample
details.07.14.2020.doc
Resource
win7v200430
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
details.07.14.2020.doc
Resource
win10
0 signatures
0 seconds
General
- Target details.07.14.2020.doc
- Size 115KB
- Sample200715-8cl9d4dr7x
- SHA256 67794894846550f29040574d2d2aeb8002225c17bbd47090c6d221022e9cb368
- MD5 ac9e78ce884c3abc83859f910e9b4860
- SHA1 9d8d3aac40ebaaaad975546bae7e07079fc8daeb
- SHA512 0bb921226766b7705da4c73089cf70151fae3fb2cbb597183ce6df3a546fbcbe76cf8ef221b94dcd6f9e246ab4bec20d466dbecef1fc080f7144d470547bcc73
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Signatures
- Suspicious use of SetWindowsHookEx 19 IoCs
pid Process 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE 976 WINWORD.EXE - Suspicious behavior: AddClipboardFormatListener 2 IoCs
pid Process 976 WINWORD.EXE 976 WINWORD.EXE - 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\WINWORD.EXE is not expected to spawn this process 864 976 regsvr32.exe 66 - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 976 wrote to memory of 864 976 WINWORD.EXE 73 PID 976 wrote to memory of 864 976 WINWORD.EXE 73 - Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString WINWORD.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz WINWORD.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily WINWORD.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU WINWORD.EXE
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\details.07.14.2020.doc" /o ""1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
- Enumerates system info in registry
PID:976 -
C:\Windows\SYSTEM32\regsvr32.exeregsvr32 C8.tmp2⤵
- Process spawned unexpected child process
PID:864
-