General

  • Target

    384b99a3cf559d7cb130d870de433fc2f02a359e6929131f02d351ea83785c4c.7z

  • Size

    10KB

  • Sample

    240518-nczvlsgg7s

  • MD5

    39c7d172a93ec92a91e80c7089cf870b

  • SHA1

    5fdf32a676d35341492aa35cd2a4acc6e8f8515b

  • SHA256

    384b99a3cf559d7cb130d870de433fc2f02a359e6929131f02d351ea83785c4c

  • SHA512

    2cf1f7faaf204f8e6cc0d35140ea72a93a7f2f576659386abaa86353d0a613682d60bb2187c234b56ab671ab87e8644fbf390af03f851ebebbd541ce638f1a9e

  • SSDEEP

    192:5jRsxZCH/mLDMC6oCnR7cR7dxJbl0St+mOB3bmQQivsK8Xcj/hb:5Cxq4MCDC6R7PH0St+mOB3SQFsKwct

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      IMG_579710265.exe

    • Size

      22KB

    • MD5

      57e9834d71244b6add226a796c8af38d

    • SHA1

      d4e23fd9b4046a8ce53edeb4b5e84c46e6c5deeb

    • SHA256

      0a4827e189c37e36ca441ef495dc1e6c71c076d873e6b7d696c79339ad3b6c38

    • SHA512

      2580181a7e256322e1139a293295e07602ebbad0b295c9212134b07d6ca121a8c9e2d9905ef5b6848120c7c0c19e044d5dbead27c9a334bdd993ed97fad77da0

    • SSDEEP

      384:bofKwx9ivWJwuZa1DZTeCl8Heq79nYPLpFzDGHJzOFzDGsT8JN77hhQ33:cywxbJVmh2HeI9EBDGpzOBDGsI3hGH

    • AgentTesla

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

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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

    • 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