General

  • Target

    attachment.008944

  • Size

    248KB

  • Sample

    200713-9y4b11h2d6

  • MD5

    02d589fba8bd31783db163a567a5d6ce

  • SHA1

    4cf00fc48a0c331593148259485d0772ba0fc517

  • SHA256

    d5b58ce9dd4b50737afde3a4c12d37ff1f9624ba228a293c6df25c742f139f9b

  • SHA512

    d302dd7bcbff9d086169d8c928d3d36e4eb973cb0654bfa1eff115df70a9be6827883cf16c77dcd131f53752cbd1b5899ca67cfca9185025ec25484b74dae350

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    opjis0123

Targets

    • Target

      DHL INV+AWB10261191061333374.PDF____.exe

    • Size

      671KB

    • MD5

      e9e319555f38e62a58cb51b9ae1eed33

    • SHA1

      60283ac7f4042dadce2f5ff72cbae5068a92ec5b

    • SHA256

      e79c8032538c088bae4156ffe99ad06a5e6625d5259e3ec5541a4f01c5dd407b

    • SHA512

      6caa860550714b634bef9fa159d6b935c774ff8c943d5d6f825f77a5904e183be1ab8718dfc8ce2bc7c9dff91776c09bdfbaec340791983cbb1e6b258fc22a1a

    • AgentTesla

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

    • AgentTesla Payload

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks