General

  • Target

    5979d11d335b4bed595bcff0cac6f729febd9720fc014466437e90dd51238bae

  • Size

    343KB

  • Sample

    220520-2yxh9sgcb9

  • MD5

    f15bacec6ca7459b6ada5040684d28aa

  • SHA1

    87a1f0590f84632e4e529686173b49d214d3b606

  • SHA256

    5979d11d335b4bed595bcff0cac6f729febd9720fc014466437e90dd51238bae

  • SHA512

    581546315a882d6e05404108bc9e1d74cbffbcfb1fac307663440e56124c734df65d26aa1763751876a495702527074c2f64baa78f95b0bee68e921fd8e68d9c

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.sankapatrol.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    OFFICE@2020

Targets

    • Target

      shipment documents.exe

    • Size

      370KB

    • MD5

      4f267c8f0648a52ff6b06816e724949a

    • SHA1

      5f127ece1dcc7fa1d94dd3328bb8e368bd470628

    • SHA256

      d9351ce503256f14f917a5cb7adfcdcf07a9364973fc324dc9517d407c6bdd0a

    • SHA512

      fd528d37848a1fdff3a92aa44441b3445fc1b7f12ad41dc01f4d4c74dd2bb21d5bfa2f03377d9942918cf3f2bf1ca7421beb7e2557a8f5fbc21836cb9a99ece1

    • 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