General

  • Target

    27caf0391db69d2b2543a0172747e62a9a6e208c

  • Size

    556KB

  • Sample

    230203-xrrbfsda5x

  • MD5

    b757c4ac5a46c4e9fc2cf9e924702804

  • SHA1

    27caf0391db69d2b2543a0172747e62a9a6e208c

  • SHA256

    6941a5420e23e7309cc09e6ffebf847a7c781dbbb726996a2b3d36340d347819

  • SHA512

    79cb0c6d3e2ec59f230fb221937104bd9a6890276eb1c0a8283340359380610cc8f8b3c0875b1b0e360967d50f924a9a8b4be7a2f70165927d3278f660198b36

  • SSDEEP

    12288:CYZ/txeoKFg+15c6qRUbTAg9sSBa04UtUFeJ9/TG+R:CYZ/HeoKC+1KnG9sSp4UtUcn/R

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot6189375980:AAEQgcKnWY3deSQI5AAcHwLSEAvydZ5KNIs/

Targets

    • Target

      27caf0391db69d2b2543a0172747e62a9a6e208c

    • Size

      556KB

    • MD5

      b757c4ac5a46c4e9fc2cf9e924702804

    • SHA1

      27caf0391db69d2b2543a0172747e62a9a6e208c

    • SHA256

      6941a5420e23e7309cc09e6ffebf847a7c781dbbb726996a2b3d36340d347819

    • SHA512

      79cb0c6d3e2ec59f230fb221937104bd9a6890276eb1c0a8283340359380610cc8f8b3c0875b1b0e360967d50f924a9a8b4be7a2f70165927d3278f660198b36

    • SSDEEP

      12288:CYZ/txeoKFg+15c6qRUbTAg9sSBa04UtUFeJ9/TG+R:CYZ/HeoKC+1KnG9sSp4UtUcn/R

    • AgentTesla

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

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks