General

  • Target

    SecuriteInfo.com.__vbaHresultCheckObj.29967.23164

  • Size

    1.9MB

  • Sample

    210701-2ptlyg2dcn

  • MD5

    88da3cb41ad9eaa9824b64be954e4ca5

  • SHA1

    fcef830a7f6861bef97be986d0e4b3a02a1ef27c

  • SHA256

    77dddb8e258184f22bbbf1d17a3e9f121528da1cd431ca26c44a870218ee0184

  • SHA512

    17ea7ce162c125af0f3d7b0c534a344a3f687bad93ded2b9da98502461dd9e2e6803a329c3f661f3e3410bd121bb2ffc82dc3805026d2674027bbe858003d0be

Malware Config

Extracted

Family

darkcomet

Botnet

stub

C2

bonjoursx2021.ddns.net:1565

Mutex

DC_MUTEX-B695R68

Attributes
  • gencode

    8bujRNcKK024

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Targets

    • Target

      SecuriteInfo.com.__vbaHresultCheckObj.29967.23164

    • Size

      1.9MB

    • MD5

      88da3cb41ad9eaa9824b64be954e4ca5

    • SHA1

      fcef830a7f6861bef97be986d0e4b3a02a1ef27c

    • SHA256

      77dddb8e258184f22bbbf1d17a3e9f121528da1cd431ca26c44a870218ee0184

    • SHA512

      17ea7ce162c125af0f3d7b0c534a344a3f687bad93ded2b9da98502461dd9e2e6803a329c3f661f3e3410bd121bb2ffc82dc3805026d2674027bbe858003d0be

    • Darkcomet

      DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

    • Modifies firewall policy service

    • Modifies security service

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks