General

  • Target

    28f95feb6ffa4302919d61f2599cb73f1853ad3479116f9460db641a5165ba0d.exe

  • Size

    602KB

  • Sample

    240324-chf4xaah2v

  • MD5

    4c7a142391926be5af99375af9f316ff

  • SHA1

    20a6c895bd51ea1e0bdfcbb837fb92f484609e71

  • SHA256

    28f95feb6ffa4302919d61f2599cb73f1853ad3479116f9460db641a5165ba0d

  • SHA512

    61adb244bb91b0092183a23219ad5e6aad65adc42df9018d6f888538fa79704b16ad2ced9b11f7d10fa33a3512c956c9903de36f606f3ba70dd146e0bbfa65e0

  • SSDEEP

    12288:mhFOB5zdpq8vHQDORZZXQZiOSXS2XLTbWr7Fx8bg4hbTtR/:mhFKtdpq8vQiFXQfp+Wr7cXFTtJ

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.fredy.ee
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    playingboyz231

Targets

    • Target

      28f95feb6ffa4302919d61f2599cb73f1853ad3479116f9460db641a5165ba0d.exe

    • Size

      602KB

    • MD5

      4c7a142391926be5af99375af9f316ff

    • SHA1

      20a6c895bd51ea1e0bdfcbb837fb92f484609e71

    • SHA256

      28f95feb6ffa4302919d61f2599cb73f1853ad3479116f9460db641a5165ba0d

    • SHA512

      61adb244bb91b0092183a23219ad5e6aad65adc42df9018d6f888538fa79704b16ad2ced9b11f7d10fa33a3512c956c9903de36f606f3ba70dd146e0bbfa65e0

    • SSDEEP

      12288:mhFOB5zdpq8vHQDORZZXQZiOSXS2XLTbWr7Fx8bg4hbTtR/:mhFKtdpq8vQiFXQfp+Wr7cXFTtJ

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • Target

      $PLUGINSDIR/System.dll

    • Size

      11KB

    • MD5

      8b3830b9dbf87f84ddd3b26645fed3a0

    • SHA1

      223bef1f19e644a610a0877d01eadc9e28299509

    • SHA256

      f004c568d305cd95edbd704166fcd2849d395b595dff814bcc2012693527ac37

    • SHA512

      d13cfd98db5ca8dc9c15723eee0e7454975078a776bce26247228be4603a0217e166058ebadc68090afe988862b7514cb8cb84de13b3de35737412a6f0a8ac03

    • SSDEEP

      192:ex24sihno00Wfl97nH6BenXwWobpWBTtvShJ5omi7dJWjOlESlS:h8QIl972eXqlWBFSt273YOlEz

    Score
    3/10

MITRE ATT&CK Enterprise v15

Tasks