General

  • Target

    quotation#247833.pdf.exe

  • Size

    612KB

  • Sample

    240328-qmctyagc32

  • MD5

    52bbe58331758dd37f776189080a5ead

  • SHA1

    2542cfdfee6da01c4657c13b3327ebf6f91d42da

  • SHA256

    825a37255a61598eaa9eb15897dbc89f7e3637193c4e17775fbbc145ca523528

  • SHA512

    a99a78ccc4ccc8fd2797d4f2f2c766c9043dd1dbbc7a588680d0472c43c44a78e31212c38f1753196cf0609e65b079b12656a59a934ae36ed4ff3e4f9312e5b8

  • SSDEEP

    12288:S5+SDlnIqMoroxB4559YxaxO2b0NJk+mYRSn9//kcCR8gyn8M4Rxg:CzM7xy559YxaxT0NJkiRU+cCR8VD4fg

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    email.globeauto.in
  • Port:
    587
  • Username:
    ch02a_warranty@globeauto.in
  • Password:
    Mohali@@1#
  • Email To:
    omdbox@protonmail.com

Targets

    • Target

      quotation#247833.pdf.exe

    • Size

      612KB

    • MD5

      52bbe58331758dd37f776189080a5ead

    • SHA1

      2542cfdfee6da01c4657c13b3327ebf6f91d42da

    • SHA256

      825a37255a61598eaa9eb15897dbc89f7e3637193c4e17775fbbc145ca523528

    • SHA512

      a99a78ccc4ccc8fd2797d4f2f2c766c9043dd1dbbc7a588680d0472c43c44a78e31212c38f1753196cf0609e65b079b12656a59a934ae36ed4ff3e4f9312e5b8

    • SSDEEP

      12288:S5+SDlnIqMoroxB4559YxaxO2b0NJk+mYRSn9//kcCR8gyn8M4Rxg:CzM7xy559YxaxT0NJkiRU+cCR8VD4fg

    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Suspicious use of SetThreadContext

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

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Tasks