General

  • Target

    b4df3d7f0826501829e1a03991e1fe81.exe

  • Size

    605KB

  • Sample

    230705-jj9aeabb37

  • MD5

    b4df3d7f0826501829e1a03991e1fe81

  • SHA1

    87e32c06302f04fcc647de19f004812bf51c886c

  • SHA256

    c165fbefe04f523b3045dca492b7e72bf82cfc75fceed6e63cfcd180ec6fe20e

  • SHA512

    af53be29a64f237537d0e99577861c3e97d8f01d3826c2dc0ca48d7c410bd28ff6cde21d8d95e84fc7f1d864b6e7923759e15a4bad71597ce9b0aa6c239b826a

  • SSDEEP

    12288:GOrOoafZF7BHEmOyyhYT3BAM233Ta4RZq4:jaNHRHaG3GTnu4RZq4

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      b4df3d7f0826501829e1a03991e1fe81.exe

    • Size

      605KB

    • MD5

      b4df3d7f0826501829e1a03991e1fe81

    • SHA1

      87e32c06302f04fcc647de19f004812bf51c886c

    • SHA256

      c165fbefe04f523b3045dca492b7e72bf82cfc75fceed6e63cfcd180ec6fe20e

    • SHA512

      af53be29a64f237537d0e99577861c3e97d8f01d3826c2dc0ca48d7c410bd28ff6cde21d8d95e84fc7f1d864b6e7923759e15a4bad71597ce9b0aa6c239b826a

    • SSDEEP

      12288:GOrOoafZF7BHEmOyyhYT3BAM233Ta4RZq4:jaNHRHaG3GTnu4RZq4

    • AgentTesla

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

    • Checks computer location settings

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

    • 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.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks