General

  • Target

    Inquiry.xlsx.exe

  • Size

    694KB

  • Sample

    200710-d1tbsk1kqa

  • MD5

    1daaad8047d953fb36f0b12c91e136b0

  • SHA1

    8887d6376bacbfa98df4792d0d4e13351858376e

  • SHA256

    dc3245988d1435d304f7e634a8525165b4703360b3d176a3508a7595c96dc301

  • SHA512

    e7bab5814a910eda2554a0a449fb91e05c409ac47b534d34f88c0c0bdb9c4223a638523699ba00aee2e010ed0da92f6d7905c11cfb61268e6b3a76950d97638a

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sensortec.cl
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    facturas@2122

Targets

    • Target

      Inquiry.xlsx.exe

    • Size

      694KB

    • MD5

      1daaad8047d953fb36f0b12c91e136b0

    • SHA1

      8887d6376bacbfa98df4792d0d4e13351858376e

    • SHA256

      dc3245988d1435d304f7e634a8525165b4703360b3d176a3508a7595c96dc301

    • SHA512

      e7bab5814a910eda2554a0a449fb91e05c409ac47b534d34f88c0c0bdb9c4223a638523699ba00aee2e010ed0da92f6d7905c11cfb61268e6b3a76950d97638a

    • AgentTesla

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

    • AgentTesla Payload

    • 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.

    • 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

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks