Analysis
-
max time kernel
150s -
max time network
149s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
04-05-2021 23:49
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Heur.32597.10604.xls
Resource
win7v20210410
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Heur.32597.10604.xls
Resource
win10v20210408
General
-
Target
SecuriteInfo.com.Heur.32597.10604.xls
-
Size
280KB
-
MD5
9646c9d32cec09ab37b67d393aaa6312
-
SHA1
c4f45533795bcd7e3a1e7a28f3700b826356c981
-
SHA256
6554bb875518a3f98aca2f086217a5fc86778c3e90132f4e1f0fec6000ba3103
-
SHA512
2c9a3379879769e62c32581574b60f5e1c4b052ff8d77d583f597031df8771a9a4b65a72df600daf845c9938b5b7a71b47fe58dbfe6918b6ac520da4e9b804d1
Malware Config
Signatures
-
Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
rundll32.exedescription pid pid_target process target process Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 1912 4020 rundll32.exe EXCEL.EXE -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription 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
Processes:
EXCEL.EXEdescription 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
Processes:
EXCEL.EXEpid process 4020 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 14 IoCs
Processes:
EXCEL.EXEpid process 4020 EXCEL.EXE 4020 EXCEL.EXE 4020 EXCEL.EXE 4020 EXCEL.EXE 4020 EXCEL.EXE 4020 EXCEL.EXE 4020 EXCEL.EXE 4020 EXCEL.EXE 4020 EXCEL.EXE 4020 EXCEL.EXE 4020 EXCEL.EXE 4020 EXCEL.EXE 4020 EXCEL.EXE 4020 EXCEL.EXE -
Suspicious use of WriteProcessMemory 2 IoCs
Processes:
EXCEL.EXEdescription pid process target process PID 4020 wrote to memory of 1912 4020 EXCEL.EXE rundll32.exe PID 4020 wrote to memory of 1912 4020 EXCEL.EXE rundll32.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\SecuriteInfo.com.Heur.32597.10604.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SYSTEM32\rundll32.exerundll32 ..\fndskfnds.dfm,StartW2⤵
- Process spawned unexpected child process
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/1912-179-0x0000000000000000-mapping.dmp
-
memory/4020-114-0x00007FF76ACE0000-0x00007FF76E296000-memory.dmpFilesize
53.7MB
-
memory/4020-115-0x00007FFA892C0000-0x00007FFA892D0000-memory.dmpFilesize
64KB
-
memory/4020-116-0x00007FFA892C0000-0x00007FFA892D0000-memory.dmpFilesize
64KB
-
memory/4020-117-0x00007FFA892C0000-0x00007FFA892D0000-memory.dmpFilesize
64KB
-
memory/4020-118-0x00007FFA892C0000-0x00007FFA892D0000-memory.dmpFilesize
64KB
-
memory/4020-119-0x00007FFA892C0000-0x00007FFA892D0000-memory.dmpFilesize
64KB
-
memory/4020-122-0x00007FFAAA5E0000-0x00007FFAAB6CE000-memory.dmpFilesize
16.9MB
-
memory/4020-123-0x00007FFAA86E0000-0x00007FFAAA5D5000-memory.dmpFilesize
31.0MB