General

  • Target

    Ref [HSBC Ref# H240322-X793Y1] Transaction_Confirmation_2024.exe

  • Size

    966KB

  • Sample

    240325-txhpqaff2s

  • MD5

    f3e307899834694db498e895cac1dbfc

  • SHA1

    70b232b365656082f79d07c4c4db584d90befa6f

  • SHA256

    e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f

  • SHA512

    da23dd49a1ef7b281eb90ddf1c166d4f30a35d0fee2ddafcd146932e4a429669724550d3451549a852361a0d1e09362b13545cace490944dba8afbb28f4def9e

  • SSDEEP

    12288:24CMwo4aGsl0flTM3gk1LOjUnF5r1xyJnyrO2xM3agDrkPNCT7vI1Jhc0Xr1A:mF9TMprr3yRz2i9yNk7vI1Jhc4r

Score
10/10

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

91.92.247.97:2505

stefracino.store:2505

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

    true

  • keylog_file

    togs.dat

  • keylog_flag

    false

  • keylog_folder

    stefcos

  • mouse_option

    false

  • mutex

    Rmc-POOUYY

  • 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

      Ref [HSBC Ref# H240322-X793Y1] Transaction_Confirmation_2024.exe

    • Size

      966KB

    • MD5

      f3e307899834694db498e895cac1dbfc

    • SHA1

      70b232b365656082f79d07c4c4db584d90befa6f

    • SHA256

      e825cdfc2e4a1b1c6a56602cce16417f55e4f42c699cea18b4dddbbf85d9527f

    • SHA512

      da23dd49a1ef7b281eb90ddf1c166d4f30a35d0fee2ddafcd146932e4a429669724550d3451549a852361a0d1e09362b13545cace490944dba8afbb28f4def9e

    • SSDEEP

      12288:24CMwo4aGsl0flTM3gk1LOjUnF5r1xyJnyrO2xM3agDrkPNCT7vI1Jhc0Xr1A:mF9TMprr3yRz2i9yNk7vI1Jhc4r

    Score
    10/10
    • Remcos

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

    • Checks computer location settings

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

    • Uses the VBS compiler for execution

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks