Overview

overview

10

Static

static

3

tmp6yepb2lk.exe

windows7-x64

6

tmp6yepb2lk.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    tmp6yepb2lk

  • Size

    77KB

  • Sample

    240831-bcmh3awemg

  • MD5

    850bb666d97b841c0df079f321a440f7

  • SHA1

    3618d43d64d281a2aa2d551abd5bb805e6352a51

  • SHA256

    b30ebf707e45596c98eef8d06bdb344c616a1f8e1722b3c1ec3f8ad7635d91f4

  • SHA512

    7900edec0ccf7e7a4a459f98bb31b07815b2586bc5e461f30474b4aca25b3e40e188ccbd465fed76682111fb6651b5631ddf3e857324f0f1b8d05e37575f8407

  • SSDEEP

    768:mKGhS24vnz5SU2Ip4jBqltCF0AxEjenoB69+FxC:u824vnlSFHBWAxEjc+a

Score
10/10
remcos59b3ch7k27collectioncredential_accessdiscoverypersistenceratstealer

Malware Config

Extracted

Family

remcos

Botnet

59b3ch7k27

C2

91.92.240.98:2404

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-N5F1RT

  • 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

      tmp6yepb2lk

    • Size

      77KB

    • MD5

      850bb666d97b841c0df079f321a440f7

    • SHA1

      3618d43d64d281a2aa2d551abd5bb805e6352a51

    • SHA256

      b30ebf707e45596c98eef8d06bdb344c616a1f8e1722b3c1ec3f8ad7635d91f4

    • SHA512

      7900edec0ccf7e7a4a459f98bb31b07815b2586bc5e461f30474b4aca25b3e40e188ccbd465fed76682111fb6651b5631ddf3e857324f0f1b8d05e37575f8407

    • SSDEEP

      768:mKGhS24vnz5SU2Ip4jBqltCF0AxEjenoB69+FxC:u824vnlSFHBWAxEjc+a

    Score
    10/10
    discoverypersistenceremcos59b3ch7k27collectioncredential_accessratstealer

    • Remcos

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

      ratremcos

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

      credential_accessstealer

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Accesses Microsoft Outlook accounts

      collection

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks