General

  • Target

    bbf3cf4ed5267f3c9d51d83789332f041abc8b48f3889a38511d37824901955d

  • Size

    877KB

  • Sample

    231101-we78rsda98

  • MD5

    b6a81d82ca03bacc99c5796c4e6ad54e

  • SHA1

    e08afef675df1d4a40713906f0424ec5ce0b9df0

  • SHA256

    bbf3cf4ed5267f3c9d51d83789332f041abc8b48f3889a38511d37824901955d

  • SHA512

    67ac10b13cc9531de22de4d33f34b63dfdc51ea27b37d449ec658f1d950307f1d3a04244546b98e4ee4941a705a873fdbd9eb52139566fec34fe8f642cf43607

  • SSDEEP

    24576:Q89N6NshwnTI6MLbt0zsYxt6Muemmw6Od2lQVuUf1Kf:hD6Nvs3aRxVuuwhkUf1Kf

Malware Config

Extracted

Family

remcos

Botnet

NOV12023

C2

29122021.sytes.net:6110

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-ARSGD2

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      bbf3cf4ed5267f3c9d51d83789332f041abc8b48f3889a38511d37824901955d

    • Size

      877KB

    • MD5

      b6a81d82ca03bacc99c5796c4e6ad54e

    • SHA1

      e08afef675df1d4a40713906f0424ec5ce0b9df0

    • SHA256

      bbf3cf4ed5267f3c9d51d83789332f041abc8b48f3889a38511d37824901955d

    • SHA512

      67ac10b13cc9531de22de4d33f34b63dfdc51ea27b37d449ec658f1d950307f1d3a04244546b98e4ee4941a705a873fdbd9eb52139566fec34fe8f642cf43607

    • SSDEEP

      24576:Q89N6NshwnTI6MLbt0zsYxt6Muemmw6Od2lQVuUf1Kf:hD6Nvs3aRxVuuwhkUf1Kf

    • Remcos

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

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks