General

  • Target

    31ad987e718ec12c36ca85124ebf2c92_JaffaCakes118

  • Size

    1.5MB

  • Sample

    241010-y5sl4svdpd

  • MD5

    31ad987e718ec12c36ca85124ebf2c92

  • SHA1

    31ba440b4046b46c3d47c9f35932c7c0f3112e9e

  • SHA256

    e17b4c0fcc016cf6a30e77b46d4db823f9fe125e8cba464c0832f4ee45f60f1e

  • SHA512

    5b59d966f11b72f3694e2c063b86a82acc450d1839ba0e19598cd88c674b322eba1e24cfe45b67218f28f9f842cb87c4e5cbef0e96f0ad2b7e1bb05681178a9e

  • SSDEEP

    12288:GgKjtZiBrqvSmU9bUZR6NwwHqeRnE2mB1/575jzed+0OK4siChMNQ6H+Uy1SusrT:gZvvSLyZaz6h7xqd5jhMyZZS5R0

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1778626105:AAG38Q3BQPdUlhSAj_Thbl-k6rCDNlXEi28/sendDocument

Targets

    • Target

      31ad987e718ec12c36ca85124ebf2c92_JaffaCakes118

    • Size

      1.5MB

    • MD5

      31ad987e718ec12c36ca85124ebf2c92

    • SHA1

      31ba440b4046b46c3d47c9f35932c7c0f3112e9e

    • SHA256

      e17b4c0fcc016cf6a30e77b46d4db823f9fe125e8cba464c0832f4ee45f60f1e

    • SHA512

      5b59d966f11b72f3694e2c063b86a82acc450d1839ba0e19598cd88c674b322eba1e24cfe45b67218f28f9f842cb87c4e5cbef0e96f0ad2b7e1bb05681178a9e

    • SSDEEP

      12288:GgKjtZiBrqvSmU9bUZR6NwwHqeRnE2mB1/575jzed+0OK4siChMNQ6H+Uy1SusrT:gZvvSLyZaz6h7xqd5jhMyZZS5R0

    • AgentTesla

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

    • AgentTesla payload

    • Drops file in Drivers directory

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks