General

  • Target

    de62a5dab135dba7f992aa357d7a5ce2_JaffaCakes118

  • Size

    914KB

  • Sample

    240913-rqlrpathmc

  • MD5

    de62a5dab135dba7f992aa357d7a5ce2

  • SHA1

    a8070428eca816b47d177396c3b579ed5d30bfcc

  • SHA256

    d18b49a5a492666909ad1d1d9f17b538d4c7da9c804fd5f694170ba46a05c708

  • SHA512

    bae7a247863179b0ef0b2c6d8e3431867c7fb769d95c64765ac24cb4ad8429bc521407b27ba721333cad870c4e3ce87a7f3b6a400b4d18ea380c0f4636ce5e9c

  • SSDEEP

    12288:khZ6bbOq+4Lz0Y7aGlDdJ2iFVdZtXKZ6bbOq+4Lz0Y7aGlDdJ2iFVdZtXdkO:WZJ40sxlDz2ILZgZJ40sxlDz2ILZgO

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      de62a5dab135dba7f992aa357d7a5ce2_JaffaCakes118

    • Size

      914KB

    • MD5

      de62a5dab135dba7f992aa357d7a5ce2

    • SHA1

      a8070428eca816b47d177396c3b579ed5d30bfcc

    • SHA256

      d18b49a5a492666909ad1d1d9f17b538d4c7da9c804fd5f694170ba46a05c708

    • SHA512

      bae7a247863179b0ef0b2c6d8e3431867c7fb769d95c64765ac24cb4ad8429bc521407b27ba721333cad870c4e3ce87a7f3b6a400b4d18ea380c0f4636ce5e9c

    • SSDEEP

      12288:khZ6bbOq+4Lz0Y7aGlDdJ2iFVdZtXKZ6bbOq+4Lz0Y7aGlDdJ2iFVdZtXdkO:WZJ40sxlDz2ILZgZJ40sxlDz2ILZgO

    • AgentTesla

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

    • AgentTesla payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks