Analysis
- max time kernel
57s - max time network
110s - platform
windows10_x64 - resource
win10 - submitted
08/07/2020, 00:51
Static task
static1
Behavioral task
behavioral1
Sample
DHL-Fattura-Cash-823910-5480.xls
Resource
win7v200430
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
DHL-Fattura-Cash-823910-5480.xls
Resource
win10
0 signatures
0 seconds
General
- Target DHL-Fattura-Cash-823910-5480.xls
- Size 70KB
- Sample200708-sd7jyv6bs6
- SHA256 8af0b10aedde4add9d62ece81efb0112263973cebce8828b7d045d8ffd15ce55
- MD5 eb8f66ceba6b895b98ef88e8ce269ac1
- SHA1 e594e2217eab2c9ff791aded0b30e86cdf360926
- SHA512 3f0d293dac337178aeb4cfaec17ca67ffa93df77dd90da9543124c06de5a6a6e1a63b83e7f17912a2bb67cedd8bb205a589dc36515c0f5f05297d1a84c385e4a
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Signatures
- Suspicious use of SetWindowsHookEx 8 IoCs
pid Process 3176 EXCEL.EXE 3176 EXCEL.EXE 3176 EXCEL.EXE 3176 EXCEL.EXE 3176 EXCEL.EXE 3176 EXCEL.EXE 3176 EXCEL.EXE 3176 EXCEL.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\EXCEL.EXE is not expected to spawn this process 584 3176 WerFault.exe 66 - Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
description pid Process procid_target PID 584 created 3176 584 WerFault.exe 66 - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 584 WerFault.exe - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 584 WerFault.exe 584 WerFault.exe 584 WerFault.exe 584 WerFault.exe 584 WerFault.exe 584 WerFault.exe 584 WerFault.exe 584 WerFault.exe 584 WerFault.exe 584 WerFault.exe 584 WerFault.exe 584 WerFault.exe 584 WerFault.exe 584 WerFault.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 - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 3176 EXCEL.EXE - Program crash 1 IoCs
pid pid_target Process procid_target 584 3176 WerFault.exe 66 - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE
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\DHL-Fattura-Cash-823910-5480.xls"1⤵
- Suspicious use of SetWindowsHookEx
- Checks processor information in registry
- Suspicious behavior: AddClipboardFormatListener
- Enumerates system info in registry
PID:3176 -
C:\Windows\system32\WerFault.exeC:\Windows\system32\WerFault.exe -u -p 3176 -s 45642⤵
- Process spawned unexpected child process
- Suspicious use of NtCreateProcessExOtherParentProcess
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Program crash
PID:584
-