General

  • Target

    23845e3aded21fad8fe8da4f28db1324a373cf8456bbc9fc329f0f1b0ecccb80.exe

  • Size

    693KB

  • Sample

    240221-dlxfqsag74

  • MD5

    c83f954b1305cf4eba96214e65d63854

  • SHA1

    995711efdf62a3b9866914b7974fb9a6c6212a6c

  • SHA256

    23845e3aded21fad8fe8da4f28db1324a373cf8456bbc9fc329f0f1b0ecccb80

  • SHA512

    8797dc417b197c7e807f57a6ff51f3b6c8e57a3115464b0f6bf14284f05440a6a2b0621292f04eb6cc36ee199848f15d259e5557bebd9ef0960d0b4d1735ba3d

  • SSDEEP

    12288:qONRDSmPwRYnOELz89VMecj/MkPfBs6u/PuS9oAJMr/9+e1hjCnRfEM57rGLDJBB:DNRDSmP0Y74Js/lPfBsLOAJMr/4Gjcru

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      23845e3aded21fad8fe8da4f28db1324a373cf8456bbc9fc329f0f1b0ecccb80.exe

    • Size

      693KB

    • MD5

      c83f954b1305cf4eba96214e65d63854

    • SHA1

      995711efdf62a3b9866914b7974fb9a6c6212a6c

    • SHA256

      23845e3aded21fad8fe8da4f28db1324a373cf8456bbc9fc329f0f1b0ecccb80

    • SHA512

      8797dc417b197c7e807f57a6ff51f3b6c8e57a3115464b0f6bf14284f05440a6a2b0621292f04eb6cc36ee199848f15d259e5557bebd9ef0960d0b4d1735ba3d

    • SSDEEP

      12288:qONRDSmPwRYnOELz89VMecj/MkPfBs6u/PuS9oAJMr/9+e1hjCnRfEM57rGLDJBB:DNRDSmP0Y74Js/lPfBsLOAJMr/4Gjcru

    • AgentTesla

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

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

MITRE ATT&CK Enterprise v15

Tasks