General

  • Target

    DELIVERY FOLLOW UP.XLSX.exe

  • Size

    481KB

  • Sample

    211021-m1ph4sabg5

  • MD5

    75c0f9a2900015e3b9ab6b5433706786

  • SHA1

    787a8a7cd60f220e41b0aed7605db324c06dc786

  • SHA256

    d794df300789db006c10efb29a8cd2683c72070312700eff88f82e40c5548667

  • SHA512

    e13e8d0fb150a033f9a1e5544a25494fec5f3fb8476d80c0c3fcd45399a44c269a79c40bcc443fe3efd6b595c898b06e714996b36a1076034ca29075ac09d6ec

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.bulletproofprotections.com
  • Port:
    587
  • Username:
    account@bulletproofprotections.com
  • Password:
    Everest10account

Targets

    • Target

      DELIVERY FOLLOW UP.XLSX.exe

    • Size

      481KB

    • MD5

      75c0f9a2900015e3b9ab6b5433706786

    • SHA1

      787a8a7cd60f220e41b0aed7605db324c06dc786

    • SHA256

      d794df300789db006c10efb29a8cd2683c72070312700eff88f82e40c5548667

    • SHA512

      e13e8d0fb150a033f9a1e5544a25494fec5f3fb8476d80c0c3fcd45399a44c269a79c40bcc443fe3efd6b595c898b06e714996b36a1076034ca29075ac09d6ec

    • AgentTesla

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

    • AgentTesla Payload

    • Drops file in Drivers directory

    • 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 Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks