General

  • Target

    JaffaCakes118_b37307f153f10f0299c68e21cda50830

  • Size

    350KB

  • Sample

    250108-3vjcxa1nfq

  • MD5

    b37307f153f10f0299c68e21cda50830

  • SHA1

    1475e31efca6cbaccbc4c942a88c500e0b22ccb0

  • SHA256

    9557bc3e8544245727beca4004e71d616515ce39dc8b6cc27c3332614e9aa27a

  • SHA512

    995bdd5eccc5801cd58284d385e1fd74f3fb2db9e884617d129ec4e77df75a504b0e7edf586b86bc3f979da7f8243d7c06752b993521245e373e7c9b6f87baca

  • SSDEEP

    6144:sZl2fltfzOHfEu6YdtLnIbtLV0433k85AKYzAeCnvW1BzdCC0Af3a1:sm/2JndtOtZLkqUzAeCvW1+dM3a1

Malware Config

Targets

    • Target

      JaffaCakes118_b37307f153f10f0299c68e21cda50830

    • Size

      350KB

    • MD5

      b37307f153f10f0299c68e21cda50830

    • SHA1

      1475e31efca6cbaccbc4c942a88c500e0b22ccb0

    • SHA256

      9557bc3e8544245727beca4004e71d616515ce39dc8b6cc27c3332614e9aa27a

    • SHA512

      995bdd5eccc5801cd58284d385e1fd74f3fb2db9e884617d129ec4e77df75a504b0e7edf586b86bc3f979da7f8243d7c06752b993521245e373e7c9b6f87baca

    • SSDEEP

      6144:sZl2fltfzOHfEu6YdtLnIbtLV0433k85AKYzAeCnvW1BzdCC0Af3a1:sm/2JndtOtZLkqUzAeCvW1+dM3a1

    • AgentTesla

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

    • Agenttesla family

    • AgentTesla payload

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • 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.

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks