General

  • Target

    SecuriteInfo.com.MSIL.Kryptik.DLB.tr.8437.exe

  • Size

    859KB

  • Sample

    220920-ejjmjabhe5

  • MD5

    07cec4d7aad3d9218151220b7f7b2692

  • SHA1

    85c8ddd77a406585e3ce689b6238278010de5c5a

  • SHA256

    c4e0f261ed74707096e0cc0cb5dc3462bd29820aa2146b14f278ca62f8acf521

  • SHA512

    d679d39d342acb6a18f09ecccac05e7932b7dfe2f4a630abb8e05018c987e9c081abc8298b839549d2a454b82abb7be758e43b3e38ea20b38ce36cedd8229fed

  • SSDEEP

    12288:4fO1aTP8I4cwi0lA3VEIU/iV8YSUZb8VQjG7I1Fy9+v9nMBlI:4fE4ppP0UEIqozbvkI1Fc+vWI

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.rimiapparelsltd.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Ijeomam28@

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      SecuriteInfo.com.MSIL.Kryptik.DLB.tr.8437.exe

    • Size

      859KB

    • MD5

      07cec4d7aad3d9218151220b7f7b2692

    • SHA1

      85c8ddd77a406585e3ce689b6238278010de5c5a

    • SHA256

      c4e0f261ed74707096e0cc0cb5dc3462bd29820aa2146b14f278ca62f8acf521

    • SHA512

      d679d39d342acb6a18f09ecccac05e7932b7dfe2f4a630abb8e05018c987e9c081abc8298b839549d2a454b82abb7be758e43b3e38ea20b38ce36cedd8229fed

    • SSDEEP

      12288:4fO1aTP8I4cwi0lA3VEIU/iV8YSUZb8VQjG7I1Fy9+v9nMBlI:4fE4ppP0UEIqozbvkI1Fc+vWI

    • AgentTesla

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

    • Checks computer location settings

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

    • 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.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks