General

  • Target

    PR4007-PO161.exe

  • Size

    829KB

  • Sample

    210727-4ma1azdbfj

  • MD5

    e70025359ef960acb7a37572b0641ed2

  • SHA1

    a315ab77f2519de210727579b8cf98338144f105

  • SHA256

    650032961db3668f23cabc3c999e1efddae68bd77a9751de212d8ed9b719821e

  • SHA512

    7f7b91c83a51a95731b112cbe29a682fde5df678155ec66186e87ac67200655dc6bf97c3d37026e0e4b3b26b4a265e366fafbb511ae38650c5b2645c71dca675

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.afciphil.com.ph
  • Port:
    587
  • Username:
    importdox_jberedo@afciphil.com.ph
  • Password:
    r35eCaR@t4

Targets

    • Target

      PR4007-PO161.exe

    • Size

      829KB

    • MD5

      e70025359ef960acb7a37572b0641ed2

    • SHA1

      a315ab77f2519de210727579b8cf98338144f105

    • SHA256

      650032961db3668f23cabc3c999e1efddae68bd77a9751de212d8ed9b719821e

    • SHA512

      7f7b91c83a51a95731b112cbe29a682fde5df678155ec66186e87ac67200655dc6bf97c3d37026e0e4b3b26b4a265e366fafbb511ae38650c5b2645c71dca675

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • AgentTesla Payload

    • Drops file in Drivers directory

    • 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.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks