General

  • Target

    79b272f39153157a41014dd43b6e3aaa9db993e68000963b2f94d1dae03b08b7

  • Size

    375KB

  • Sample

    220521-ala1ysadd3

  • MD5

    ae25cea14d86e0dfeb3447003df2d6e6

  • SHA1

    19b7d520db46daa4a4bcd00035c06acabf1c9846

  • SHA256

    79b272f39153157a41014dd43b6e3aaa9db993e68000963b2f94d1dae03b08b7

  • SHA512

    94ad1f6400102ebd8e273b6385acf137e5c4cd6552d777638305f27e585b285a5b129c6f52b568c265316b7e8a9f11d84c69b81a2f19ebe178c3965e4b26b6fe

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sbrenind.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Wiremoney123.

Targets

    • Target

      dar.bat

    • Size

      535KB

    • MD5

      a34f16774efd878af58828fdbfdc9d90

    • SHA1

      022ea1acccd4bd60b2e4155d38af6492728d9d8f

    • SHA256

      e4d8083ef442c5a9a0daa9bdd5e86b685cdd47a1c233f35393df55aba4acddbb

    • SHA512

      4e54b9f48c5f9faa68d97f8d36c5e1a455725fb8a948f4db5cab82a983df5c03ad7486098c0559a3eaffd4fc916d05aee398013769905f7ef461929a45c122f8

    • 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