Overview

overview

10

Static

static

3

inspection...df.exe

windows7-x64

10

inspection...df.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    23102024_1350_23102024_inspectionDocs1-pdf.tar

  • Size

    489KB

  • Sample

    241023-q8ycrstcne

  • MD5

    a06bfc9b80858fd7cf47215897ef2348

  • SHA1

    e73cfdd47b973260865215a0468ed0d27585055f

  • SHA256

    e5d4dd5cfd8214af02cc82d94a47a411df696b12e9ba94ad73193263b9527bb3

  • SHA512

    bcba7b81d1b31f262164f63dfa4098034125257ae6a55d5062ebc595db0949ccd5e0796b28d3f3ca8ff685a755cc89830685ddb02ea3cdbb1882f05295817ae9

  • SSDEEP

    12288:AKcpQDXSv1Bt/rs0MoyfMsSAHY7R/6s/nA4h:AlCS13Ly5SAHAR/6+nAC

Score
10/10
remcosyavakosadiscoverypersistencerat

Malware Config

Extracted

Family

remcos

Botnet

Yavakosa

C2

198.23.227.212:32583

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    yavascript.exe

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-T59BEJ

  • 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

      inspectionDocs1-pdf.exe

    • Size

      487KB

    • MD5

      01f1edaadf867c124fceea9dbfa1ed29

    • SHA1

      d69c565e28e2f49cf04641c7777b31d15ba3bb96

    • SHA256

      657047361a9c9c09c96808adbdcec56a17f7e5a5e11ea4565d88b6dcdb2a7fc6

    • SHA512

      6b26c141c7152a12fa2c2ae0595dc148d0525c7e250ca32008764bddf35bfb0fa360c1adc6120de8fcc731a3e3ba5db70f4c221ef2b6fde2ef19619f7ec4bb3b

    • SSDEEP

      12288:GKcpQDXSv1Bt/rs0MoyfMsSAHY7R/6s/nA4h:GlCS13Ly5SAHAR/6+nAC

    Score
    10/10
    remcosyavakosadiscoverypersistencerat

    • Remcos

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

      ratremcos

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks