General

  • Target

    cd33a4d316a698e903c39052eabe8f10ba82408484dd3f3cdf1f236ff56bbab0

  • Size

    3.1MB

  • Sample

    240522-by4z8sgc81

  • MD5

    f014ae406589298370217df18a06baaa

  • SHA1

    af8a5277ac8828f4aa36218391abdaac95ad348e

  • SHA256

    cd33a4d316a698e903c39052eabe8f10ba82408484dd3f3cdf1f236ff56bbab0

  • SHA512

    775c0680d8ddba45e5357ffdd6def48f60551347fdb6d8a49b60c12b847aab6844087dcd954416bff15686edf49a2006a35dbcbeae2cd67a2fd5f26ffd2f7338

  • SSDEEP

    49152:vD02uh5g16rRugWGrZWqFGVCv1i+2KErruFVlbVvaB9Gy6meCMyFtd9wX:vj1cRa8kqHvo/KAuLbNaDanyFD6X

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.apexrnun.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    th8k5XTA1sG(5$rx

Targets

    • Target

      cd33a4d316a698e903c39052eabe8f10ba82408484dd3f3cdf1f236ff56bbab0

    • Size

      3.1MB

    • MD5

      f014ae406589298370217df18a06baaa

    • SHA1

      af8a5277ac8828f4aa36218391abdaac95ad348e

    • SHA256

      cd33a4d316a698e903c39052eabe8f10ba82408484dd3f3cdf1f236ff56bbab0

    • SHA512

      775c0680d8ddba45e5357ffdd6def48f60551347fdb6d8a49b60c12b847aab6844087dcd954416bff15686edf49a2006a35dbcbeae2cd67a2fd5f26ffd2f7338

    • SSDEEP

      49152:vD02uh5g16rRugWGrZWqFGVCv1i+2KErruFVlbVvaB9Gy6meCMyFtd9wX:vj1cRa8kqHvo/KAuLbNaDanyFD6X

    • 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.

    • 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 Matrix ATT&CK v13

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Tasks