General

  • Target

    Client.exe

  • Size

    158KB

  • Sample

    241207-ncjhmazphz

  • MD5

    57a46b29c0f70d08631e1897e470bc3f

  • SHA1

    cc32dc5c181d9db744a0e31a4eec0afe019b5f45

  • SHA256

    4a3110951336086dc7a061fbb72ef774c8239c196b69ab77cd68e146892b73e1

  • SHA512

    c3c69f33f40584c91dd4dd41fbdca91515b51e7451379638aa24b782c097c3194c60ed74758b8dd21f7538d3542583bb9c081930c24cb1d1d29febb9b67d120e

  • SSDEEP

    3072:gbzHDH+0OoCthfbEFtbcfjF45gjryKKqH6JY2doszEmQotEPPcfPPSO8Y:gbzHDe0ODhTEPgnjuIJzo+PPcfPPN8

Malware Config

Extracted

Family

arrowrat

Botnet

Client

C2

193.161.193.99:48038

Mutex

OcNKYpShH

Targets

    • Target

      Client.exe

    • Size

      158KB

    • MD5

      57a46b29c0f70d08631e1897e470bc3f

    • SHA1

      cc32dc5c181d9db744a0e31a4eec0afe019b5f45

    • SHA256

      4a3110951336086dc7a061fbb72ef774c8239c196b69ab77cd68e146892b73e1

    • SHA512

      c3c69f33f40584c91dd4dd41fbdca91515b51e7451379638aa24b782c097c3194c60ed74758b8dd21f7538d3542583bb9c081930c24cb1d1d29febb9b67d120e

    • SSDEEP

      3072:gbzHDH+0OoCthfbEFtbcfjF45gjryKKqH6JY2doszEmQotEPPcfPPSO8Y:gbzHDe0ODhTEPgnjuIJzo+PPcfPPN8

    • ArrowRat

      Remote access tool with various capabilities first seen in late 2021.

    • Arrowrat family

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks