Analysis

  • max time kernel
    144s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-10-2024 19:06

General

  • Target

    2024-10-17_ce267a996c44494d89d5aec44995565f_mafia.exe

  • Size

    434KB

  • MD5

    ce267a996c44494d89d5aec44995565f

  • SHA1

    4612608b2606981f2f211b375f29de9bfa7c6224

  • SHA256

    93ea3517074ca0035d61c7136633189520bbfd4a3d22ab571fbb3d09c2422bad

  • SHA512

    cffdccae97e34dd410f816a595417246de72be577e31833f94f3649301785d38b291c98399978ccba7a3f89c116b7d8afc20794384889fafc2772674c0507b1b

  • SSDEEP

    6144:dIKXgnfQ5/BZmrLzoYM4TOzTCdJOcG7Q/+hGZz4tXNp78d+kBTObbiFkeVny:KKwnoVK3oYM4eToG7Q/+hGZcSAiFkeV

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

Wizard

C2

severdops.ddns.net:8117

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    logz

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_lphprnenws

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    true

  • take_screenshot_time

    5

  • take_screenshot_title

    wire

Signatures

  • Remcos

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-17_ce267a996c44494d89d5aec44995565f_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-17_ce267a996c44494d89d5aec44995565f_mafia.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /Create /TN adobes /XML "C:\Users\Admin\AppData\Local\Temp\790afd102b7e4efdb004e3591c8a3bfc.xml"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2752
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /Create /TN adobes /XML "C:\Users\Admin\AppData\Local\Temp\790afd102b7e4efdb004e3591c8a3bfc.xml"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2884
    • C:\Users\Admin\AppData\Local\Temp\2024-10-17_ce267a996c44494d89d5aec44995565f_mafia.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-10-17_ce267a996c44494d89d5aec44995565f_mafia.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:2808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\790afd102b7e4efdb004e3591c8a3bfc.xml

    Filesize

    1KB

    MD5

    d94a58a5d9a39849273dafe349bd6af7

    SHA1

    cb01aa2365471888decce36d1cf1fc3a1057e070

    SHA256

    f8a258f2f9548f60db72324e734c0fe7009ff357409772612687065a47c2d255

    SHA512

    50b2757226be479b6a195a85eed33bb4ff053eebef498c7580c53997394a211416e19c2999de98ec31dcc47b81d7fdea82ccf482f6029117c4dc6984a9f2c997

  • memory/2168-1-0x00000000002C0000-0x00000000003C0000-memory.dmp

    Filesize

    1024KB

  • memory/2168-2-0x00000000002C0000-0x00000000003C0000-memory.dmp

    Filesize

    1024KB

  • memory/2808-5-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/2808-13-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/2808-8-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/2808-7-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB

  • memory/2808-16-0x0000000000400000-0x0000000000419000-memory.dmp

    Filesize

    100KB