Analysis

  • max time kernel
    144s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11/09/2024, 10:09

General

  • Target

    ca67156efa90ee91d28ffde2cced06142e79316704c5b3bafe74b980b806e031.xlsm

  • Size

    42KB

  • MD5

    c2f9809cf3145aad896839336e6c8870

  • SHA1

    7a5558f20e60820a261f4ea4c86d7b7232520f07

  • SHA256

    ca67156efa90ee91d28ffde2cced06142e79316704c5b3bafe74b980b806e031

  • SHA512

    8fe02e9dee2a2a631b2c906bbf5625238dbdf079e47b839e784e076fd45fd1be6ab865af725986a51e9ea4aa31018eb1bcfd7e7dc5a8527bc01d667db28cfb77

  • SSDEEP

    768:hEx/KgamErbZjfyS56agBDh8efxqVrEmzhRgEICHgSo5FNW3zuq:sCtW6efzi/OCASMNAt

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • 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.

  • Office loads VBA resources, possible macro or embedded object present
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\ca67156efa90ee91d28ffde2cced06142e79316704c5b3bafe74b980b806e031.xlsm
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\WINDOWS\Tasks\malcod.exe
      C:\WINDOWS\Tasks\malcod.exe
      2⤵
      • Executes dropped EXE
      PID:2308

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Tasks\malcod.exe

    Filesize

    11KB

    MD5

    77bfcca0a57983b380d6f732b2dd145c

    SHA1

    6d9b5261aac522192839d5e3310dafdb18f52ffa

    SHA256

    8a98f8e6dd13660d8bb84a92a1aa852a077d932c483d2ef2ad03fddc88f173de

    SHA512

    867d16035d233c6a0f72d4a8f36682de9b5ca17896f29fcf043c704ee4bbf57b605bc679f13feb7b391ff1668fbcd646ae61221365000834f3b817b5fec2e31c

  • memory/2364-15-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-11-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-10-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-37-0x0000000007070000-0x0000000007270000-memory.dmp

    Filesize

    2.0MB

  • memory/2364-30-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-29-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-28-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-27-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-26-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-25-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-24-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-22-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-23-0x0000000006630000-0x0000000006730000-memory.dmp

    Filesize

    1024KB

  • memory/2364-21-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-20-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-19-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-18-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-17-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-16-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2364-12-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-13-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-14-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-31-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-59-0x0000000007070000-0x0000000007270000-memory.dmp

    Filesize

    2.0MB

  • memory/2364-58-0x0000000007070000-0x0000000007270000-memory.dmp

    Filesize

    2.0MB

  • memory/2364-61-0x0000000007070000-0x0000000007270000-memory.dmp

    Filesize

    2.0MB

  • memory/2364-60-0x0000000007070000-0x0000000007270000-memory.dmp

    Filesize

    2.0MB

  • memory/2364-104-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-103-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-83-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-465-0x0000000071D5D000-0x0000000071D68000-memory.dmp

    Filesize

    44KB

  • memory/2364-466-0x0000000006630000-0x0000000006730000-memory.dmp

    Filesize

    1024KB

  • memory/2364-467-0x0000000007070000-0x0000000007270000-memory.dmp

    Filesize

    2.0MB

  • memory/2364-468-0x0000000007070000-0x0000000007270000-memory.dmp

    Filesize

    2.0MB

  • memory/2364-1-0x0000000071D5D000-0x0000000071D68000-memory.dmp

    Filesize

    44KB

  • memory/2364-475-0x0000000007070000-0x0000000007270000-memory.dmp

    Filesize

    2.0MB

  • memory/2364-476-0x0000000007070000-0x0000000007270000-memory.dmp

    Filesize

    2.0MB

  • memory/2364-477-0x0000000007070000-0x0000000007270000-memory.dmp

    Filesize

    2.0MB

  • memory/2364-478-0x0000000007070000-0x0000000007270000-memory.dmp

    Filesize

    2.0MB

  • memory/2364-479-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB

  • memory/2364-480-0x00000000004B0000-0x00000000005B0000-memory.dmp

    Filesize

    1024KB