General

  • Target

    2749740f79f214e244b066f44d3de2d2a55d75f1cf3c90a94b939f5426794a8a

  • Size

    772KB

  • Sample

    221205-aq8g1saa39

  • MD5

    3f27b6cced618d03ecea3a1d19a0ac26

  • SHA1

    24e6236f5778b2ae9e91c733d505de344de8e290

  • SHA256

    2749740f79f214e244b066f44d3de2d2a55d75f1cf3c90a94b939f5426794a8a

  • SHA512

    96c3ec698e275a867392c7d5f2bb9ab9b935e91a45c1258e074525e9f1b58112e4fcccd6e26bc19821d194b2ba1c63f58e3909ff22a1de5eeeca689e30459f87

  • SSDEEP

    24576:77s71zLzs1Zw3n6uABlrkh6/n1dB5O8f:77EHo12nKpkOLjO8f

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      2749740f79f214e244b066f44d3de2d2a55d75f1cf3c90a94b939f5426794a8a

    • Size

      772KB

    • MD5

      3f27b6cced618d03ecea3a1d19a0ac26

    • SHA1

      24e6236f5778b2ae9e91c733d505de344de8e290

    • SHA256

      2749740f79f214e244b066f44d3de2d2a55d75f1cf3c90a94b939f5426794a8a

    • SHA512

      96c3ec698e275a867392c7d5f2bb9ab9b935e91a45c1258e074525e9f1b58112e4fcccd6e26bc19821d194b2ba1c63f58e3909ff22a1de5eeeca689e30459f87

    • SSDEEP

      24576:77s71zLzs1Zw3n6uABlrkh6/n1dB5O8f:77EHo12nKpkOLjO8f

    • AgentTesla

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

    • 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

    • 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.

    • 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

Email Collection

1
T1114

Tasks