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General

  • Target

    6a5ff8d244ae4a460ce972906a3fffd8.exe

  • Size

    251KB

  • Sample

    231101-n169lafh3w

  • MD5

    6a5ff8d244ae4a460ce972906a3fffd8

  • SHA1

    6009dd270803e231d787e3dc1f3eb55a698f7fed

  • SHA256

    d03a9517cf81eca522f483a8229379002aab4f1067ccf491f7d6cfac62e223f7

  • SHA512

    b64291f3bacea9ef8657fd1e53179ca25cadc8c8b0b6774e9ca6fd4f2a83b554eaacfd4fe4bbe1c4d6c64f9302e1c7a3d684f318bc924b435ef304c543955439

  • SSDEEP

    6144:lUZ7XXb7v6fsQrGsUO+ZxdQYXBmfwrhGGGGGGGGHGGGGGGGGGGGGGGGGGGGGGGGG:lyGsQX+Zxjty

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    webmail.trevor22photography.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Arsenal22@

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      6a5ff8d244ae4a460ce972906a3fffd8.exe

    • Size

      251KB

    • MD5

      6a5ff8d244ae4a460ce972906a3fffd8

    • SHA1

      6009dd270803e231d787e3dc1f3eb55a698f7fed

    • SHA256

      d03a9517cf81eca522f483a8229379002aab4f1067ccf491f7d6cfac62e223f7

    • SHA512

      b64291f3bacea9ef8657fd1e53179ca25cadc8c8b0b6774e9ca6fd4f2a83b554eaacfd4fe4bbe1c4d6c64f9302e1c7a3d684f318bc924b435ef304c543955439

    • SSDEEP

      6144:lUZ7XXb7v6fsQrGsUO+ZxdQYXBmfwrhGGGGGGGGHGGGGGGGGGGGGGGGGGGGGGGGG:lyGsQX+Zxjty

    • AgentTesla

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

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks