General

  • Target

    673dbed727b38484b27cb5e5025b3ee1.exe

  • Size

    784KB

  • Sample

    200707-rrn3sp3zya

  • MD5

    673dbed727b38484b27cb5e5025b3ee1

  • SHA1

    1daff49a6d035c4e4b6330308851b6d37da698ec

  • SHA256

    a087e90ae52431a64c445ab5cb75d6672970e0ecaedc52be5ae89ab873c64fa4

  • SHA512

    ae7a25ba8011fc5aa05ef46b26dde131b7ed22da1ec6d6dc0cab3ee97c4e40d3c7bb10c37cbd51225438eddfd0b64c523271f308f4fbfa4aff7620fc51854e04

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    dutchlogs.us
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    7213575aceACE@

Targets

    • Target

      673dbed727b38484b27cb5e5025b3ee1.exe

    • Size

      784KB

    • MD5

      673dbed727b38484b27cb5e5025b3ee1

    • SHA1

      1daff49a6d035c4e4b6330308851b6d37da698ec

    • SHA256

      a087e90ae52431a64c445ab5cb75d6672970e0ecaedc52be5ae89ab873c64fa4

    • SHA512

      ae7a25ba8011fc5aa05ef46b26dde131b7ed22da1ec6d6dc0cab3ee97c4e40d3c7bb10c37cbd51225438eddfd0b64c523271f308f4fbfa4aff7620fc51854e04

    • AgentTesla

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

    • AgentTesla Payload

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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

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