General

  • Target

    22c76bd0edd2ea6566dfe0d5c69dbfab47bad66bef4886d9944820afaf934eab

  • Size

    694KB

  • Sample

    240430-b47y3shc2y

  • MD5

    4bb032b37094b8fe43b01ae9df1b0bc1

  • SHA1

    7fcbba44c546cb388212a293bcc5652c7c6d96b4

  • SHA256

    22c76bd0edd2ea6566dfe0d5c69dbfab47bad66bef4886d9944820afaf934eab

  • SHA512

    edb2d2462e06ec07c6a5b94ebeaf1bea1484244d520f506b1f3bd6568aaf07c75548481524ba7146151860ad7523d9fd5b787b569f474d7e7e109b69edc51f4e

  • SSDEEP

    12288:G+Dbg7B778QefLJb/bl3ppB6qkxyUFpnHVglcbSI/Z05zKgcCIEzGJNkZ1AVYM85:fg7BaLJbT6q2yyp4ntvcC5zesZt1Nu40

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.royalgroup.vn
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Royal@12345

Targets

    • Target

      22c76bd0edd2ea6566dfe0d5c69dbfab47bad66bef4886d9944820afaf934eab

    • Size

      694KB

    • MD5

      4bb032b37094b8fe43b01ae9df1b0bc1

    • SHA1

      7fcbba44c546cb388212a293bcc5652c7c6d96b4

    • SHA256

      22c76bd0edd2ea6566dfe0d5c69dbfab47bad66bef4886d9944820afaf934eab

    • SHA512

      edb2d2462e06ec07c6a5b94ebeaf1bea1484244d520f506b1f3bd6568aaf07c75548481524ba7146151860ad7523d9fd5b787b569f474d7e7e109b69edc51f4e

    • SSDEEP

      12288:G+Dbg7B778QefLJb/bl3ppB6qkxyUFpnHVglcbSI/Z05zKgcCIEzGJNkZ1AVYM85:fg7BaLJbT6q2yyp4ntvcC5zesZt1Nu40

    • 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.

    • Adds Run key to start application

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

1
T1112

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