Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/06/2023, 14:57

General

  • Target
    IMAGESCANDOCUMENTSFILES001028200SHSW001.exe
  • Size 714KB
  • Sample230619-sbkfraef39
  • SHA256 0f528143fdfebee5cce0397910269972a5ed33b314f5a91db93bc23c967be73f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • remcos

Botnet
  • PHARMACY-PEOPLE

C2
  • www.supremeswitchgear.com:32676

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

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    rematsssss

  • mouse_option

    false

  • mutex

    Rmc-JQWAXU

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • 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
  • Script User-Agent 2 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\IMAGESCANDOCUMENTSFILES001028200SHSW001.exe
    "C:\Users\Admin\AppData\Local\Temp\IMAGESCANDOCUMENTSFILES001028200SHSW001.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3664
    • C:\Windows\SysWOW64\colorcpl.exe
      C:\Windows\System32\colorcpl.exe
      2⤵
        PID:4120

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          logs.dat

          • Path C:\ProgramData\rematsssss\logs.dat
          • Size 146B
          • SHA256 cd6d2c6e28beade1802b8b74c4d06265e8b6b8e1bb0c1cef38658e29155c9838
          • MD5 SHA1 SHA512

          memory/3664-133-0x0000000002250000-0x0000000002251000-memory.dmp

          memory/3664-134-0x0000000000400000-0x00000000004B9000-memory.dmp

          memory/3664-135-0x0000000002250000-0x0000000002251000-memory.dmp

          memory/3664-136-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-137-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-138-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-139-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-140-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-141-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-142-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-143-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-144-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-145-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-146-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-147-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-148-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-149-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-150-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-151-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-152-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-153-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-154-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-155-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-156-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-157-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-158-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-159-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-160-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-161-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-162-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-163-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-164-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-165-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-166-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-167-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-168-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-169-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-170-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-171-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-172-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-173-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-174-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-175-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-176-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-177-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-178-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-179-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-180-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-181-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-182-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-183-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-184-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-185-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-186-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-187-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-188-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-189-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-190-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-191-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-192-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-193-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-194-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-195-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-196-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-197-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/3664-198-0x00000000027F0000-0x0000000002822000-memory.dmp

          memory/4120-401-0x00000000045F0000-0x00000000045F1000-memory.dmp

          memory/4120-403-0x00000000046B0000-0x00000000046B1000-memory.dmp

          memory/4120-405-0x0000000004710000-0x0000000004711000-memory.dmp

          memory/4120-408-0x00000000105A0000-0x0000000010624000-memory.dmp

          memory/4120-410-0x00000000047A0000-0x0000000004821000-memory.dmp

          memory/4120-451-0x00000000047A0000-0x0000000004821000-memory.dmp