General

  • Target

    a02ab64df4f2605e663b1ca9ce53238a05ebc792120dca63055efed721bfdb2e

  • Size

    2.7MB

  • Sample

    240510-btk2kaaf9w

  • MD5

    eb375268208f52e034653149839557b9

  • SHA1

    dedb901177809008f6293c4e4361d27271859a64

  • SHA256

    a02ab64df4f2605e663b1ca9ce53238a05ebc792120dca63055efed721bfdb2e

  • SHA512

    ae3f3219a4ed65fadc2662177ad389e3f70c40dd8cb32265b670069b9a3273c30e07c09586ad58f0a1d381aaca9227a43be1e3b8964a953bccca0b29b64c64e7

  • SSDEEP

    49152:fPsVri0o+S61aK0XLeqAaNmI3VTgtA/A6rlRnm4CBcmWrIN1FWzD+H4hZ4YnfZtY:+DopZ++/hCZJVGFINSXOMiYnfZtkxBH

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.gencoldfire.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    U+&%W@y1mSEUOinP

Targets

    • Target

      ryEahargnynk.exe

    • Size

      2.7MB

    • MD5

      7e2124dbe1043d3041d86b37a446c7ae

    • SHA1

      26dc699a146f17b14f4bae8511a744648a326ccb

    • SHA256

      b58ca2a14836ed283ed5b5d653f20c2a42077d4d7b6b4cbe2ad6bc2ab532db07

    • SHA512

      9f5825d580e218b643fd763d81b9b647226537efeb17904a9149db07a817a69b653a2908a8064bc183e9f8cc5f656be451c4087bde0765a69049c62879883d9d

    • SSDEEP

      49152:dNdXqGKKmWxaK0/Le+CaRAI1vTmZGjCqrXR904sBcguzU3/FWvR+H8hH4Y3hZXky:xZKDbYeJpsPDBGxU30ZOYYY3hZXkn

    • AgentTesla

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

    • Detect ZGRat V1

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • 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.

    • 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