General

  • Target

    Rzawdd7.exe

  • Size

    550KB

  • Sample

    201204-hltlx7czj6

  • MD5

    32dadbf3ce50c64da80d013e077f7c6b

  • SHA1

    5363d952150d7177a85be73194e10c6757bcebe9

  • SHA256

    37706ccf9cb5d3e412681cb2d1ca2fbd36134f19027a9245d103164490bc5423

  • SHA512

    c8bcaff0e94aa7a1af6a40aea5e28db5687977488216ba6844e0197eb730ff44cfdcc4d19d2a56c34befe067e76faff545b09b2fcacb8cc950e0112f7377314a

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.orisinlog.com
  • Port:
    587
  • Username:
    03@orisinlog.com
  • Password:
    0hA9YwHu0x

Targets

    • Target

      Rzawdd7.exe

    • Size

      550KB

    • MD5

      32dadbf3ce50c64da80d013e077f7c6b

    • SHA1

      5363d952150d7177a85be73194e10c6757bcebe9

    • SHA256

      37706ccf9cb5d3e412681cb2d1ca2fbd36134f19027a9245d103164490bc5423

    • SHA512

      c8bcaff0e94aa7a1af6a40aea5e28db5687977488216ba6844e0197eb730ff44cfdcc4d19d2a56c34befe067e76faff545b09b2fcacb8cc950e0112f7377314a

    • 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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Tasks