General

  • Target

    0c302b97463303bba1bef43aff1a139098d502f4f11d26b2b30c9fc16fb76106

  • Size

    1.2MB

  • Sample

    220521-byjz3afgcq

  • MD5

    1a4b17ee90530873941aff5d9ed2cf00

  • SHA1

    4d4597b22c3a540b486e7a9a014a4d83ce875554

  • SHA256

    0c302b97463303bba1bef43aff1a139098d502f4f11d26b2b30c9fc16fb76106

  • SHA512

    d6929eaffc971c6f203ff5506c46943a00ed91b98ca4e6877f48712863fc81b109bae1d196fe99205939465805c069b30ce75c4289df080b1fab85a89dd8e4da

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.ltepl.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    !hB@L017@LTE

Targets

    • Target

      SWIFT_01.EXE

    • Size

      612KB

    • MD5

      5ffa513ea6a5ee45e2a25292e220c652

    • SHA1

      4747c154f9ae81e0a3e489f0e55f44e95c09520f

    • SHA256

      2645cf7e9731a0340c150e0beadaf8dc22fdd0bc5edc2e642c27b438300b3a92

    • SHA512

      f93bfcb15bb53049618084888e6a7a8e4ed6f86d5e2147262b12b08fcc8e7584771eacf04dc6c3fdcb0646e376141136e3eba6c79faa38cfd15187e83ee1d3db

    • 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