General

  • Target

    88121d881e362350ffaed29c25f7151a1bbbfbd8ee2af882adf079ec37fbb1b9

  • Size

    1.2MB

  • Sample

    220521-ag7jcsacc4

  • MD5

    8e0d2b18bfe9fb8b8a3e1ec02dcb946f

  • SHA1

    5d92a778f12041cfe42181ee163ce8b39152695e

  • SHA256

    88121d881e362350ffaed29c25f7151a1bbbfbd8ee2af882adf079ec37fbb1b9

  • SHA512

    b8bc3da75dbc7b037a2ce42334f4fc2e5e9c31d2f9e3154760b19cba867135f49118a6de20e2947e4f279d86ba6b60391eba1835d2baea0baf03bbe09d714cf5

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.orientalkuwait.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Operatingmanager1&

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.orientalkuwait.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Operatingmanager1&

Targets

    • Target

      METTA_NE.EXE

    • Size

      611KB

    • MD5

      46d8ff0eac096bbc37d90836340ce4d6

    • SHA1

      244ed7082ac4f88beedc4fbc1cef120dd6a1058f

    • SHA256

      67c4fc5a1bcf85ab79b44d2b71d298196d344f86646a133a21adc60fa8b5040e

    • SHA512

      d1ffff1e7a7b7d26bae44e9bbdea7f0ea34c1d31de3e07a1668c105b9d4405c7ce5d9c2c34ee49d50be4cac60c8738070f9021f1ee2b61d5b295a3a6d8ec960f

    • AgentTesla

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

    • AgentTesla Payload

    • 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 Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks