General

  • Target

    0be53232c436fe0c83ebe734c96ba6a1c159d5fa7c502f3f68bd0493394267eb

  • Size

    1.1MB

  • Sample

    250103-bpx6bstlb1

  • MD5

    802397fe452b9d4923795a1994041073

  • SHA1

    6653cbad45033f45a677c546b5881325a20ce548

  • SHA256

    0be53232c436fe0c83ebe734c96ba6a1c159d5fa7c502f3f68bd0493394267eb

  • SHA512

    b34cceafc5b934abb416cf9ee458759087d0977cc0446d43544ceb4b84c36b7c25a182a768c92fdba07b178ad0eb4e51943a1500933d90ca6e387eabadf14af7

  • SSDEEP

    24576:6NA3R5drXdtCIe4it73fmm4iS39FrW2Lz0hL6cKx7s3oFQYcEn7h:z5bti1fmmNStMgz0ucKxIo6w

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    esut96092

Targets

    • Target

      0be53232c436fe0c83ebe734c96ba6a1c159d5fa7c502f3f68bd0493394267eb

    • Size

      1.1MB

    • MD5

      802397fe452b9d4923795a1994041073

    • SHA1

      6653cbad45033f45a677c546b5881325a20ce548

    • SHA256

      0be53232c436fe0c83ebe734c96ba6a1c159d5fa7c502f3f68bd0493394267eb

    • SHA512

      b34cceafc5b934abb416cf9ee458759087d0977cc0446d43544ceb4b84c36b7c25a182a768c92fdba07b178ad0eb4e51943a1500933d90ca6e387eabadf14af7

    • SSDEEP

      24576:6NA3R5drXdtCIe4it73fmm4iS39FrW2Lz0hL6cKx7s3oFQYcEn7h:z5bti1fmmNStMgz0ucKxIo6w

    • AgentTesla

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

    • Agenttesla family

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks