Overview

overview

10

Static

static

1

ARKBCN0000...BL.exe

windows7-x64

10

ARKBCN0000...BL.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    ARKBCN0000134245 BBL.GZ.zip

  • Size

    690KB

  • Sample

    231101-q9vm9sdb77

  • MD5

    287e6945870220b7ae90ce01497a6023

  • SHA1

    106eb926f8f111b3283771ef2aa353eda8e9827e

  • SHA256

    ec89cffb121da537dc5258492100381eba2016afa83360c7eec226a7e1b30e34

  • SHA512

    2bb3c9812ad1d04981332b2ad5f4ba3b1dbb117bbbf84aa301ae09a72d13b5a218125804750d7845a893a8181fa8f9138550a4947727bf822639f87331abb252

  • SSDEEP

    12288:CWxoWpG8h7pjpMGCAgrbTQJy4YwFhJorvRVDRDXS42l9v1T8bmy6spu7Ua:CWxoW3h7pFv6Pey4nbor7Dg5gGFUa

Score
10/10
guloaderremcoscrypteddownloaderrat

Malware Config

Extracted

Family

remcos

Botnet

Crypted

C2

ourt2949aslumes9.duckdns.org:2401

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

    false

  • keylog_file

    paqlgkfs.dat

  • keylog_flag

    false

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    ourvbpld-RBN2WW

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      ARKBCN0000134245 BBL.exe

    • Size

      1.0MB

    • MD5

      195787f942427352db785fea42c93f43

    • SHA1

      11349f0aa5059663c99bddb4b1d4925b0795d4c0

    • SHA256

      4957fb0faa66fa85bd02e198c98d741a6edf5f683538601bbc7099f88aa4ac30

    • SHA512

      b12df24dff447cec94123248d5d3b9619f7a2d4ebbf21ee42b8beedcea471d9d6b92ddd0e580e29e506b472e8670f6f430dfaa4959e479ea82b9e269ff694ae4

    • SSDEEP

      12288:Ec0xoWbGGh7p/pMSC8grbTQJy4Uwjh5orvRNDRDVu4YT9vZTWbay6spuxv:Ec0xoWNh7pnd6Pey4dXor3D+DWK/v

    Score
    10/10
    guloaderdownloaderremcoscryptedrat

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Remcos

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

      ratremcos

    • Loads dropped DLL

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Tasks