de54a7c99135db230ba151e513f7813ccca74b08201d7592958e82c51b152386

General
Target

de54a7c99135db230ba151e513f7813ccca74b08201d7592958e82c51b152386.xlsm

Filesize

83KB

Completed

15-01-2022 01:25

Score
10/10
MD5

6b5fbfc62c3f736a188c3f614b14fbe3

SHA1

1ce7dd32aecf09f3b4683f9c3c005d0c6ae82b0a

SHA256

de54a7c99135db230ba151e513f7813ccca74b08201d7592958e82c51b152386

Malware Config

Extracted

Language xlm4.0
Source
URLs
xlm40.dropper

http://recont.com/n8xbqb/lwEORjcJYPKCNQ/

xlm40.dropper

http://dichnghiatienganh.com/jvmqawn/2mdbSTjM1Lg/

xlm40.dropper

https://www.moharrampartners.com/requestion/wiA/

Signatures 4

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 value queried\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameStringEXCEL.EXE
    Key opened\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0EXCEL.EXE
    Key value queried\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHzEXCEL.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
    2820EXCEL.EXE
  • Suspicious use of SetWindowsHookEx
    EXCEL.EXE

    Reported IOCs

    pidprocess
    2820EXCEL.EXE
    2820EXCEL.EXE
    2820EXCEL.EXE
    2820EXCEL.EXE
    2820EXCEL.EXE
    2820EXCEL.EXE
    2820EXCEL.EXE
    2820EXCEL.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\de54a7c99135db230ba151e513f7813ccca74b08201d7592958e82c51b152386.xlsm"
    Checks processor information in registry
    Enumerates system info in registry
    Suspicious behavior: AddClipboardFormatListener
    Suspicious use of SetWindowsHookEx
    PID:2820
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/2820-115-0x00007FFF7B1F0000-0x00007FFF7B200000-memory.dmp

                        • memory/2820-116-0x00007FFF7B1F0000-0x00007FFF7B200000-memory.dmp

                        • memory/2820-117-0x00007FFF7B1F0000-0x00007FFF7B200000-memory.dmp

                        • memory/2820-118-0x00007FFF7B1F0000-0x00007FFF7B200000-memory.dmp

                        • memory/2820-119-0x0000027CA7CD0000-0x0000027CA7CD2000-memory.dmp

                        • memory/2820-120-0x0000027CA7CD0000-0x0000027CA7CD2000-memory.dmp

                        • memory/2820-121-0x00007FFF7B1F0000-0x00007FFF7B200000-memory.dmp

                        • memory/2820-122-0x0000027CA7CD0000-0x0000027CA7CD2000-memory.dmp