Analysis

  • max time kernel
    162s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-10-2022 12:51

General

  • Target

    SecuriteInfo.com.Variant.Jaik.98838.12794.exe

  • Size

    754KB

  • MD5

    6522609f236e7417c916912de37cc6d5

  • SHA1

    96b6ae7d458d7aa64850ad1f55cf75257de99cf9

  • SHA256

    80bcc0545453675c158ec5a212ffe54e9aecd9c19adb4321f2d61f736e75e495

  • SHA512

    00ecc21c1bbed3eb6cb2c40b15f7a2d3729bd8fe6b1a81c00c926e59628d583e2958a2f96bde7dbf51b45d9e5394ca7c689df2123791311527ee67a3478ca560

  • SSDEEP

    12288:dMtnZYA3k+tEeWqFZip4Be+GA7Pes9q1ia9r0vYe+mY6Q4eYrP:WZY5+tEeWqFZip4B57Pd9qlqC6Q

Malware Config

Extracted

Family

remcos

Botnet

DUCKDOMAIN-FILE

C2

dapsan.duckdns.org:2404

www.dapsan.biz:2404

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    true

  • install_flag

    false

  • keylog_crypt

    true

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-BERTBE

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • ModiLoader Second Stage 63 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Jaik.98838.12794.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Jaik.98838.12794.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1456
    • C:\Windows\SysWOW64\colorcpl.exe
      C:\Windows\System32\colorcpl.exe
      2⤵
        PID:5044

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1456-132-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-135-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-136-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-137-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-134-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-138-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-139-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-140-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-141-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-143-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-144-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-145-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-142-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-146-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-148-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-147-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-149-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-150-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-151-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-153-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-152-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-155-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-154-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-156-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-158-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-161-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-160-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-159-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-157-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-162-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-163-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-164-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-166-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-165-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-167-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-168-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-169-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-170-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-171-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-172-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-173-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-174-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-175-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-176-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-177-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-178-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-179-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-180-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-181-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-182-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-183-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-184-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-185-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-186-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-187-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-188-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-189-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-190-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-191-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-192-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-193-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-195-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/1456-194-0x0000000002750000-0x000000000277A000-memory.dmp
      Filesize

      168KB

    • memory/5044-251-0x0000000000000000-mapping.dmp
    • memory/5044-332-0x0000000010590000-0x0000000010613000-memory.dmp
      Filesize

      524KB

    • memory/5044-333-0x0000000000400000-0x0000000000480000-memory.dmp
      Filesize

      512KB

    • memory/5044-334-0x0000000000400000-0x0000000000480000-memory.dmp
      Filesize

      512KB