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Overview

overview

10

Static

static

1

Drjhederne.exe

windows7-x64

10

Drjhederne.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Drjhederne.exe

  • Size

    355KB

  • Sample

    230418-txde1aed6x

  • MD5

    3ed7fca45612a450729f2106bffc98f3

  • SHA1

    b4c06fd414d49d91ec39fc988f5a6834eee5eeaf

  • SHA256

    164d2088fffcd3505e2b84e3447cdc51edfc635ee7f9af47ba514da0317db07b

  • SHA512

    07ae61d06218ed39d830474e08f6ac436dacfbb12a4acf3464225056069d46f5e57da75c03b57616f88dbda69614481c4f3b1c30299e5df5cb51b333c0905ff0

  • SSDEEP

    6144:WRlWoKEPgXCiSs0sndk13ZWLDiyB9JisWFwd3kQg/+Ha6F8:m5SSv0S14XiS9Jitwih/Kl

Score
10/10
guloaderremcosremotehostdownloaderrat

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

172.93.187.111:2404

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

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-SOF1RR

  • 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

Targets

    • Target

      Drjhederne.exe

    • Size

      355KB

    • MD5

      3ed7fca45612a450729f2106bffc98f3

    • SHA1

      b4c06fd414d49d91ec39fc988f5a6834eee5eeaf

    • SHA256

      164d2088fffcd3505e2b84e3447cdc51edfc635ee7f9af47ba514da0317db07b

    • SHA512

      07ae61d06218ed39d830474e08f6ac436dacfbb12a4acf3464225056069d46f5e57da75c03b57616f88dbda69614481c4f3b1c30299e5df5cb51b333c0905ff0

    • SSDEEP

      6144:WRlWoKEPgXCiSs0sndk13ZWLDiyB9JisWFwd3kQg/+Ha6F8:m5SSv0S14XiS9Jitwih/Kl

    Score
    10/10
    guloaderremcosremotehostdownloaderrat

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Remcos

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

      ratremcos

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks