General

  • Target

    a40a664137a3573248372810f32015f2e0e1f93d000bb8d45a455b5c1c8691d0

  • Size

    335KB

  • Sample

    220521-pt5mvsgac3

  • MD5

    99f02941df7d879298f5234581717e45

  • SHA1

    ef35ae182f86d7d279fc96486ceed006e593c915

  • SHA256

    a40a664137a3573248372810f32015f2e0e1f93d000bb8d45a455b5c1c8691d0

  • SHA512

    fc7ee58fa8d8678c0a5b86c4d3c7553facfddd97af61440729e9f3a3a048bfc6162b3237699fe7c0a521dee2d759b5c9477e2c5cb4d731525b7e3070780f1f8b

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.itdone.cz
  • Port:
    587
  • Username:
    testovaci@itdone.cz
  • Password:
    viObavejMa

Targets

    • Target

      RFQ0392.exe

    • Size

      389KB

    • MD5

      b3911724ce21ecfb5c68e35848a49ded

    • SHA1

      5a598183755980fa9719ede513244099ee315462

    • SHA256

      bb8e4fd77036e0c835a7362aa8288dc6d24a935917455d8c6dbdf28361ff725d

    • SHA512

      1e41fe3de2a9ccacb8abb8c5c557e38ff186375b9d902b2992f248d77017dc56a930cfce3ad629f78349c5a9a3b9fc1c969051c376800972bd4b56108541911f

    • 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