General

  • Target

    02122024_1057_화물_계획__부 가능_계획_pdg.7z

  • Size

    10KB

  • Sample

    241202-m2m2nsxkhm

  • MD5

    1241bac3360cbdb7dba1cc28eeb87ba8

  • SHA1

    2c4e37549507d47dfda17d2c27e4b03aa927f3e3

  • SHA256

    fa7ae981291ded476e9b3764bcdb12f5b84f4f7741c277f047275e5d855c3390

  • SHA512

    6de3d4e4889e6ba153ac3b2756f7c0e64cd74d871fd5fae016a8a3e45a229ea70a971f9f2cdb738fd41fce0dc2f70173db0b22cbb706da1169955c1b64612592

  • SSDEEP

    192:+m6Az2Fbz1WzujQT79BZpZWXw1simrb13/sfBKq5fMFZLfng1z:+BtmzkmzZWYyt0fBLpMbLvgJ

Malware Config

Extracted

Family

remcos

Botnet

Fresh

C2

dourtes4hnbouy1.duckdns.org:2487

dourtes4hnbouy1.duckdns.org:2488

dourtes4hnbouy2.duckdns.org:2487

dourtes4hnbouy3.duckdns.org:2487

dourtes4hnbouy4.duckdns.org:2487

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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

    kamzourts.dat

  • keylog_flag

    false

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    kamncbiu-LBXP9X

  • 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

      화물_계획__부 가능_계획_pdg.vbs

    • Size

      35KB

    • MD5

      4c39309bcbb9c031d27c488bac0ed6ec

    • SHA1

      29e1270f6a8eaa63fa37f33760a3a1d33e807863

    • SHA256

      2b9370b8bd4cf96c6b5f44b84e74a767fa5182ab30638fce31de2616aa01ab50

    • SHA512

      928eeb213f33f015a6424506c2a8d023e636cddc8392774df829dfb56cb22ddc4ccae611f33527665a33d5692e0672d38b0979ddfb86ff4883047cafa0c3aa86

    • SSDEEP

      384:65cVCJUSNoVEItu5uBHNIc6n+210mlT5Ve3qOGHr84F4K:65cXSNhCu5qNIc6+2HlNMqOOr8gx

    • Remcos

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

    • Remcos family

    • Blocklisted process makes network request

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Adds Run key to start application

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Network Service Discovery

      Attempt to gather information on host's network.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks