General

  • Target

    345c1cfc774d0442bd1c1d434ea26843686651d741aeeb27264a07fe241a0794.exe

  • Size

    557KB

  • Sample

    241122-lcllwayjbw

  • MD5

    96feba74e48fc61d3edfe20e5b27aabd

  • SHA1

    6be5d7a5f807ad6f3bbc9cc818364539fc8c3b47

  • SHA256

    345c1cfc774d0442bd1c1d434ea26843686651d741aeeb27264a07fe241a0794

  • SHA512

    ddba6354f54c9385d0762b61e0a66b8095b3037c0ed845fc0e949a2da9ab9279f6935f63b3b72243123ae4d9d31618bf1d4bfcb18526739dcb7ed71e1ad9b02a

  • SSDEEP

    6144:JGxhL8mMIrNvxbosyyouw0/hLu3EbDPeXhlMxDCQRknEBTKYhSAjazE3WHeUO68I:4/D9GsyyoyJLQgKXhWJTJhSAFdYf

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    zxcvbnm12345

Targets

    • Target

      345c1cfc774d0442bd1c1d434ea26843686651d741aeeb27264a07fe241a0794.exe

    • Size

      557KB

    • MD5

      96feba74e48fc61d3edfe20e5b27aabd

    • SHA1

      6be5d7a5f807ad6f3bbc9cc818364539fc8c3b47

    • SHA256

      345c1cfc774d0442bd1c1d434ea26843686651d741aeeb27264a07fe241a0794

    • SHA512

      ddba6354f54c9385d0762b61e0a66b8095b3037c0ed845fc0e949a2da9ab9279f6935f63b3b72243123ae4d9d31618bf1d4bfcb18526739dcb7ed71e1ad9b02a

    • SSDEEP

      6144:JGxhL8mMIrNvxbosyyouw0/hLu3EbDPeXhlMxDCQRknEBTKYhSAjazE3WHeUO68I:4/D9GsyyoyJLQgKXhWJTJhSAFdYf

    • AgentTesla

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

    • Agenttesla family

    • AgentTesla payload

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks