General
Target

c6c763124b9f501480270732b135c5bc445a7e0b74c4b4d14603f8df8186e3c8.xls

Filesize

73KB

Completed

21-05-2022 18:15

Task

behavioral1

Score
10/10
MD5

40d72d3f670414dd1674d1a7fe3a18a0

SHA1

b48ca999e422c42954a315487920d4cbeb71afde

SHA256

c6c763124b9f501480270732b135c5bc445a7e0b74c4b4d14603f8df8186e3c8

SHA256

f97688624d3261ca567e07ed38ee0e63e6ce189c79f07cdee4828ad5e9757caf3a5a8fb2fbdab270d6f4d0ddac9e7886d5d4c08b14224edc1d8e65e02a7e908b

Malware Config

Extracted

Language xlm4.0
Source
URLs
xlm40.dropper

http://hullsite.com/0a61/nm6lxocqt/

xlm40.dropper

https://bencevendeghaz.hu/wp-includes/cLrqBIwf8C/

xlm40.dropper

https://ppiabanyuwangi.or.id/wp-admin/3Se7giNXt7ZCHG/

xlm40.dropper

http://3dstudioa.com.br/cgi-bin/yWpon1Nd03l/

xlm40.dropper

http://anat-bar.co.il/wp-admin/kZarrjJN148onRnRi/

xlm40.dropper

http://claudioavelar.adv.br/Revista/JljahSR26i5k/

Signatures 5

Filter: none

Discovery
  • Checks processor information in registry
    EXCEL.EXE

    Description

    Processor information is often read in order to detect sandboxing environments.

    TTPs

    Query RegistrySystem Information Discovery

    Reported IOCs

    descriptioniocprocess
    Key opened\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0EXCEL.EXE
    Key value queried\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHzEXCEL.EXE
    Key value queried\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameStringEXCEL.EXE
  • Enumerates system info in registry
    EXCEL.EXE

    TTPs

    Query RegistrySystem Information Discovery

    Reported IOCs

    descriptioniocprocess
    Key opened\REGISTRY\MACHINE\Hardware\Description\System\BIOSEXCEL.EXE
    Key value queried\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamilyEXCEL.EXE
    Key value queried\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKUEXCEL.EXE
  • Suspicious behavior: AddClipboardFormatListener
    EXCEL.EXE

    Reported IOCs

    pidprocess
    4456EXCEL.EXE
  • Suspicious use of FindShellTrayWindow
    EXCEL.EXE

    Reported IOCs

    pidprocess
    4456EXCEL.EXE
    4456EXCEL.EXE
  • Suspicious use of SetWindowsHookEx
    EXCEL.EXE

    Reported IOCs

    pidprocess
    4456EXCEL.EXE
    4456EXCEL.EXE
    4456EXCEL.EXE
    4456EXCEL.EXE
    4456EXCEL.EXE
    4456EXCEL.EXE
    4456EXCEL.EXE
    4456EXCEL.EXE
Processes 1
  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\c6c763124b9f501480270732b135c5bc445a7e0b74c4b4d14603f8df8186e3c8.xls"
    Checks processor information in registry
    Enumerates system info in registry
    Suspicious behavior: AddClipboardFormatListener
    Suspicious use of FindShellTrayWindow
    Suspicious use of SetWindowsHookEx
    PID:4456
Network
MITRE ATT&CK Matrix
Collection
    Command and Control
      Credential Access
        Defense Evasion
          Execution
            Exfiltration
              Impact
                Initial Access
                  Lateral Movement
                    Persistence
                      Privilege Escalation
                        Replay Monitor
                        00:00 00:00
                        Downloads
                        • memory/4456-114-0x00007FF8CE660000-0x00007FF8CE670000-memory.dmp

                        • memory/4456-115-0x00007FF8CE660000-0x00007FF8CE670000-memory.dmp

                        • memory/4456-116-0x00007FF8CE660000-0x00007FF8CE670000-memory.dmp

                        • memory/4456-117-0x00007FF8CE660000-0x00007FF8CE670000-memory.dmp

                        • memory/4456-126-0x00007FF8CB9C0000-0x00007FF8CB9D0000-memory.dmp

                        • memory/4456-127-0x00007FF8CB9C0000-0x00007FF8CB9D0000-memory.dmp

                        • memory/4456-276-0x00007FF8CE660000-0x00007FF8CE670000-memory.dmp

                        • memory/4456-277-0x00007FF8CE660000-0x00007FF8CE670000-memory.dmp

                        • memory/4456-278-0x00007FF8CE660000-0x00007FF8CE670000-memory.dmp

                        • memory/4456-279-0x00007FF8CE660000-0x00007FF8CE670000-memory.dmp