General

  • Target

    fa7d4cb090b31cd342f71d47cd10611b.zip

  • Size

    567KB

  • Sample

    240903-dfcjdawhjg

  • MD5

    d7f4bbfa58461cddc428205246268e46

  • SHA1

    f5b505f711858b462ed7d5a8ef905380c9d74f5c

  • SHA256

    a3bcaf7bddd9f3facaf48f79cd758d59951d4b8e50a8744d1f003cbfe5a97038

  • SHA512

    624bc1b54ac2b4929b9b005550d4c186a1a682f7d3061c49c7968b9cb1b49dfbe4d646707001f1e00007411667c9787f23e7bfae1c495d12bfe6047e8a915c70

  • SSDEEP

    12288:yem4wbaCpHLP9pwU2HwjqDBVlD0OqdzbUS7Cz:yNrpprFpR2HdlD0OIwz

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.grodno.by
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    9qd8$2NonPD

Targets

    • Target

      2ccebd1dd2000856f9aa8ef98853f7ead9a30857e615e094aa2079cdddd1252e

    • Size

      717KB

    • MD5

      fa7d4cb090b31cd342f71d47cd10611b

    • SHA1

      17e6a47cca7bd89afeb09b6ddb9f7498ff82e09f

    • SHA256

      2ccebd1dd2000856f9aa8ef98853f7ead9a30857e615e094aa2079cdddd1252e

    • SHA512

      816db1b7819daa795628edb0d5e8ae14b58667e974aa631b7b16cc9180b35e5adb5d883c7c0b305b4f810305b60d6783340a03e0d5a4c1f626445bf6081adee1

    • SSDEEP

      12288:C4foh08OGQu/LXqJFTPGzSQsvc+mo+rTjOWFPsGpIegZxbdcYwrFQMvIKB5v0c/O:C4nnGQO7qazltRu3bdhR

    • AgentTesla

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

    • AgentTesla payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Checks computer location settings

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

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks