General

  • Target

    425856aa2d467f7791d8ce95226af053b364badc273d23956b912352a2864cc2

  • Size

    702KB

  • Sample

    240430-btjhqsgg2x

  • MD5

    0ae3be6ea4ceb4073ef7ad1d5247bb5d

  • SHA1

    b2de2a1aafb1b129dce329a2db32c2f830869774

  • SHA256

    425856aa2d467f7791d8ce95226af053b364badc273d23956b912352a2864cc2

  • SHA512

    569cc4b2046761000fd3f6979c26ebbfe1dd44be16466f1b63720b7a1302e95c3b1e4696071196743afd98d2908ad494e6a47c46ef15c1b9cf725a30beb0d725

  • SSDEEP

    12288:xKeo/lTsCv4IbCB778QexVyEZ7HxjbWr9xUOvzbVNnBFDilYa8QuPjWCRC5ZDmsr:weo/mBkp9oX3NNnBElYsurWks+J

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    eddie101

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      425856aa2d467f7791d8ce95226af053b364badc273d23956b912352a2864cc2

    • Size

      702KB

    • MD5

      0ae3be6ea4ceb4073ef7ad1d5247bb5d

    • SHA1

      b2de2a1aafb1b129dce329a2db32c2f830869774

    • SHA256

      425856aa2d467f7791d8ce95226af053b364badc273d23956b912352a2864cc2

    • SHA512

      569cc4b2046761000fd3f6979c26ebbfe1dd44be16466f1b63720b7a1302e95c3b1e4696071196743afd98d2908ad494e6a47c46ef15c1b9cf725a30beb0d725

    • SSDEEP

      12288:xKeo/lTsCv4IbCB778QexVyEZ7HxjbWr9xUOvzbVNnBFDilYa8QuPjWCRC5ZDmsr:weo/mBkp9oX3NNnBElYsurWks+J

    • AgentTesla

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

    • 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.

    • 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

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Tasks