General

  • Target

    JaffaCakes118_fdca6572666af063acc689f310ab977d

  • Size

    437KB

  • Sample

    250111-lrjqtsvpbv

  • MD5

    fdca6572666af063acc689f310ab977d

  • SHA1

    5163e03518ddc8e26f881bbf06ae04da38de2975

  • SHA256

    bdbe7ce4d599a31a0eca49c7a95fd3bec0478195c693c9e9ba5ee85f7c06ffdf

  • SHA512

    2067bcb565ab385be02e4809c5cb076841c296bd31eb45b827c1c9f387ed55125b0697e2759c60d2ba2b591ae2710e563519f971f1873ccb6eb78795091c52ca

  • SSDEEP

    12288:858J80I388zHY88888888u887p17543w8Kz0ZWv5NlvfdmM4vKTUFEARMr:S8J80I388zHY88888888u88tJ54A8qWo

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    mosqueboy100

Targets

    • Target

      JaffaCakes118_fdca6572666af063acc689f310ab977d

    • Size

      437KB

    • MD5

      fdca6572666af063acc689f310ab977d

    • SHA1

      5163e03518ddc8e26f881bbf06ae04da38de2975

    • SHA256

      bdbe7ce4d599a31a0eca49c7a95fd3bec0478195c693c9e9ba5ee85f7c06ffdf

    • SHA512

      2067bcb565ab385be02e4809c5cb076841c296bd31eb45b827c1c9f387ed55125b0697e2759c60d2ba2b591ae2710e563519f971f1873ccb6eb78795091c52ca

    • SSDEEP

      12288:858J80I388zHY88888888u887p17543w8Kz0ZWv5NlvfdmM4vKTUFEARMr:S8J80I388zHY88888888u88tJ54A8qWo

    • AgentTesla

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

    • Agenttesla family

    • AgentTesla payload

    • Looks for VirtualBox Guest Additions in registry

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks