General

  • Target

    07acee9113733e50649a723a3b5f775c.exe

  • Size

    377KB

  • Sample

    221210-kyxetsaa6y

  • MD5

    07acee9113733e50649a723a3b5f775c

  • SHA1

    9931942a4e4db3e8f962e48c78864d4fe6082d23

  • SHA256

    03c88e9e5911ea62332b5e92a475a8784c16371430b544c0d2ba817bbbe210a0

  • SHA512

    0b2e067420cccf7657509986268d5dc08111aecbca957acd226125d0fea46a2f7b58781b3984af36333101e384b352a3beb2d80b5fc62a065099b20b070b5d87

  • SSDEEP

    6144:ykwPT2lj+OptcyDu1Au6tOQREAhm/W6YqXgpQd1/ap4/SA5Dkjirl:8qqOpeMueuesTTYGcQb1SA5DkGl

Malware Config

Extracted

Family

agenttesla

Credentials

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

Targets

    • Target

      07acee9113733e50649a723a3b5f775c.exe

    • Size

      377KB

    • MD5

      07acee9113733e50649a723a3b5f775c

    • SHA1

      9931942a4e4db3e8f962e48c78864d4fe6082d23

    • SHA256

      03c88e9e5911ea62332b5e92a475a8784c16371430b544c0d2ba817bbbe210a0

    • SHA512

      0b2e067420cccf7657509986268d5dc08111aecbca957acd226125d0fea46a2f7b58781b3984af36333101e384b352a3beb2d80b5fc62a065099b20b070b5d87

    • SSDEEP

      6144:ykwPT2lj+OptcyDu1Au6tOQREAhm/W6YqXgpQd1/ap4/SA5Dkjirl:8qqOpeMueuesTTYGcQb1SA5DkGl

    • AgentTesla

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

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks