General

  • Target

    df1f6d0191f6e1a1eba0065e1c261c43

  • Size

    28.0MB

  • Sample

    240326-n914yahg75

  • MD5

    df1f6d0191f6e1a1eba0065e1c261c43

  • SHA1

    a1ba0bb2675815384b095ad309cd5498c7abb2bb

  • SHA256

    2e408027e6866b6dfad0c4e2ca9f26dfdff938cda8d4f3bcf557680c4fdfd402

  • SHA512

    fd8305da136ea6df2ad344cf7989c6f23734d257b4069b835f296c72e5cf47d3ceed6a82aa9c73d8d69ea5e0056d4cc75a133c0f37a0d88f7923e2d3765979b2

  • SSDEEP

    3072:v9jP7ZHKIsl9nvS3+tlOCGpU4vpbzn3cMPcC8h3s/Rspb0o8FBJpcz5B:v+SOt4nUC17+cHzc

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    RICHel288

Targets

    • Target

      df1f6d0191f6e1a1eba0065e1c261c43

    • Size

      28.0MB

    • MD5

      df1f6d0191f6e1a1eba0065e1c261c43

    • SHA1

      a1ba0bb2675815384b095ad309cd5498c7abb2bb

    • SHA256

      2e408027e6866b6dfad0c4e2ca9f26dfdff938cda8d4f3bcf557680c4fdfd402

    • SHA512

      fd8305da136ea6df2ad344cf7989c6f23734d257b4069b835f296c72e5cf47d3ceed6a82aa9c73d8d69ea5e0056d4cc75a133c0f37a0d88f7923e2d3765979b2

    • SSDEEP

      3072:v9jP7ZHKIsl9nvS3+tlOCGpU4vpbzn3cMPcC8h3s/Rspb0o8FBJpcz5B:v+SOt4nUC17+cHzc

    • AgentTesla

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

    • AgentTesla payload

    • 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.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

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

Email Collection

1
T1114

Tasks