Analysis

  • max time kernel
    133s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2024 22:19

General

  • Target

    fb2c747257401566f68b9d54fb6df8cb8b8aca892c48e8e0d045922e0eb39019.xlsm

  • Size

    21KB

  • MD5

    3d8f9e4f46b15a710a5c02e45ec50b2d

  • SHA1

    f6ffdf99a85d4f48c91ac0a0dea42374c7eee770

  • SHA256

    fb2c747257401566f68b9d54fb6df8cb8b8aca892c48e8e0d045922e0eb39019

  • SHA512

    dd033adb814a1c23a244fe93a3c03768f13d3073917ad2a33967191b8070a53cfff750b713cd512da18f94557c2f22ca92ee8f5c9f385dbe8135d99ce85f0dc5

  • SSDEEP

    384:z3uAi/NjIVRS8EibbwBlw75SYrLb5CzgObff9kC+xbX74eII:XsNs/zXtFCBn9kC+xbL42

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

https://www.almoeqatar.com/cgi-bin/3g/

xlm40.dropper

http://www.ayelet.info/wp-admin/oHRoG0X9ubuNtQ/

xlm40.dropper

http://www.lavameapp.com.ar/slide-images/7bzQevDGMld/

xlm40.dropper

http://lista33rivera.uy/wp-content/jiBtjSaJMcM/

xlm40.dropper

http://cenaf.com.co/error/TpewL/

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

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\fb2c747257401566f68b9d54fb6df8cb8b8aca892c48e8e0d045922e0eb39019.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2940
    • C:\Windows\SysWow64\regsvr32.exe
      C:\Windows\SysWow64\regsvr32.exe -s ..\rfs.dll
      2⤵
      • Process spawned unexpected child process
      • System Location Discovery: System Language Discovery
      PID:3772

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D31DBED074BAD4577FBF87271B9770A5

    Filesize

    5B

    MD5

    5bfa51f3a417b98e7443eca90fc94703

    SHA1

    8c015d80b8a23f780bdd215dc842b0f5551f63bd

    SHA256

    bebe2853a3485d1c2e5c5be4249183e0ddaff9f87de71652371700a89d937128

    SHA512

    4cd03686254bb28754cbaa635ae1264723e2be80ce1dd0f78d1ab7aee72232f5b285f79e488e9c5c49ff343015bd07bb8433d6cee08ae3cea8c317303e3ac399

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

    Filesize

    3KB

    MD5

    a243dea6e90ad391ed2f86213929a184

    SHA1

    48600ab9a561a64afe40129587cdb320493082d8

    SHA256

    e9a9f058c8d61948dba736554bec51c0bec5e32cebec572e596b3d33fe5a5eef

    SHA512

    e00813c403f356edcbc0d999e6db3b582ab22e4049e566a557dcfa1932ec2b2241f8269141ff0aac7113880c4d62dc2ee46ac85635263a94f8d1bb4a800cca29

  • C:\Users\Admin\rfs.dll

    Filesize

    3KB

    MD5

    8713dd892ec0930f713e13141920c5ad

    SHA1

    a3e081efb5b6c974622ac191f8412f8b4f995b6e

    SHA256

    cfd81c97ae0c2d0a50e698d7dd7b5f7aa323ce219c7c56ab49bbab85bab2d0fb

    SHA512

    1c76c7e9b5d4fd7f354f3c727ccbd5ee93c94cecb0654e7af757d5eb9992fa186cd03c4915cf1f8b5d1b3ab9461ddb01b51da3b0f7bea6411314ecd962306a4f

  • memory/2940-6-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

    Filesize

    2.0MB

  • memory/2940-16-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

    Filesize

    2.0MB

  • memory/2940-5-0x00007FF9BACF0000-0x00007FF9BAD00000-memory.dmp

    Filesize

    64KB

  • memory/2940-10-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

    Filesize

    2.0MB

  • memory/2940-9-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

    Filesize

    2.0MB

  • memory/2940-8-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

    Filesize

    2.0MB

  • memory/2940-11-0x00007FF9B8A20000-0x00007FF9B8A30000-memory.dmp

    Filesize

    64KB

  • memory/2940-7-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

    Filesize

    2.0MB

  • memory/2940-12-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

    Filesize

    2.0MB

  • memory/2940-0-0x00007FF9FAD0D000-0x00007FF9FAD0E000-memory.dmp

    Filesize

    4KB

  • memory/2940-13-0x00007FF9B8A20000-0x00007FF9B8A30000-memory.dmp

    Filesize

    64KB

  • memory/2940-4-0x00007FF9BACF0000-0x00007FF9BAD00000-memory.dmp

    Filesize

    64KB

  • memory/2940-17-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

    Filesize

    2.0MB

  • memory/2940-15-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

    Filesize

    2.0MB

  • memory/2940-18-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

    Filesize

    2.0MB

  • memory/2940-14-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

    Filesize

    2.0MB

  • memory/2940-19-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

    Filesize

    2.0MB

  • memory/2940-2-0x00007FF9BACF0000-0x00007FF9BAD00000-memory.dmp

    Filesize

    64KB

  • memory/2940-46-0x00007FF9FAD0D000-0x00007FF9FAD0E000-memory.dmp

    Filesize

    4KB

  • memory/2940-47-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

    Filesize

    2.0MB

  • memory/2940-51-0x00007FF9FAC70000-0x00007FF9FAE65000-memory.dmp

    Filesize

    2.0MB

  • memory/2940-3-0x00007FF9BACF0000-0x00007FF9BAD00000-memory.dmp

    Filesize

    64KB

  • memory/2940-1-0x00007FF9BACF0000-0x00007FF9BAD00000-memory.dmp

    Filesize

    64KB