General

  • Target

    f568ce7db6d1771bef9736db48fabf56893363bd7fe8de4addb30243a1906e7a

  • Size

    371KB

  • Sample

    220521-pdt67aacfp

  • MD5

    aa91e991c3db37976a8f49a2410a7ea3

  • SHA1

    bde90a77f6ad29e4e9d7f92c38716ec8ebe4b5e1

  • SHA256

    f568ce7db6d1771bef9736db48fabf56893363bd7fe8de4addb30243a1906e7a

  • SHA512

    4288af89735cb8a6ca7c3c6d1423b5ebfc4305056155379429ac18e8d09048efa1663785181a9b78b8c8065e9d15b3cbe01086f4671dee7c8d9ed50dbb46baed

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.brighttextiles.com
  • Port:
    587
  • Username:
    ashfaq@brighttextiles.com
  • Password:
    rabiammi

Targets

    • Target

      Quotation856784.Scan.pdf...exe

    • Size

      518KB

    • MD5

      1215485cb68eaf43a0c6ab2bc053760d

    • SHA1

      2461af3628b32b1704d3ac64fe1fb2ccef0a4a26

    • SHA256

      cb9867492e8957b7b53233a7d2b63bc713a429a756b56166440fb4ef7fa22acc

    • SHA512

      908329b7b47bc714f8d99532c919ee1a0fef61c9ac33ab18abb19886b88e33152dbb6d95e915fb86f5b22558a8bf9d05d7950348f7c461f11b194bb16d0aa428

    • 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