General

  • Target

    e4746ebf4b7ff2021e96f7b618f441422045f28350da682a7c822da583190731

  • Size

    481KB

  • Sample

    220808-c2tt4seba9

  • MD5

    d46bbac660041a565e4b72880ca1cb10

  • SHA1

    13f83ff9e724fe75907710fd396b6018638e289a

  • SHA256

    e4746ebf4b7ff2021e96f7b618f441422045f28350da682a7c822da583190731

  • SHA512

    c952e3e7a788fd3939e87023e7783aec62f4f429ae0bfe01eca98328690b1458eae45a14f394f84dc0e6d4735051c96eb43200272b4edcda8cfae758900600d9

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

top.noneabusers.xyz:3033

144.91.123.87:3033

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    cleaner.exe

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    true

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    tgjkf.dat

  • keylog_flag

    false

  • mouse_option

    false

  • mutex

    utyrfhgjfkbgs-N91Z2E

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    esijestyr

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      e4746ebf4b7ff2021e96f7b618f441422045f28350da682a7c822da583190731

    • Size

      481KB

    • MD5

      d46bbac660041a565e4b72880ca1cb10

    • SHA1

      13f83ff9e724fe75907710fd396b6018638e289a

    • SHA256

      e4746ebf4b7ff2021e96f7b618f441422045f28350da682a7c822da583190731

    • SHA512

      c952e3e7a788fd3939e87023e7783aec62f4f429ae0bfe01eca98328690b1458eae45a14f394f84dc0e6d4735051c96eb43200272b4edcda8cfae758900600d9

    • Remcos

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

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

    • Executes dropped EXE

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

System Information Discovery

1
T1082

Tasks