General

  • Target

    04092024_1612_04092024_Documente de expediere.gz

  • Size

    452KB

  • Sample

    240904-tnwvzsvcqd

  • MD5

    1bb747306bc68c816e2761d8d36ef8dd

  • SHA1

    ec3c1823f6ebb7e3e119b5de53c5acc1a900edfa

  • SHA256

    66715cedf276617dd8b17dca2518ec7bdeb03257a7860373a360a7f95d099586

  • SHA512

    874671afbed8bd57fe79257ca4de076dffb1102449f1fbadbf5a1948c4368d7287fe3923d8bdb8dd5f16ed02ec2b866dd5c4f4a2da04ffb2410c23af67e6bac0

  • SSDEEP

    12288:rkhVFF9gurvdnMKgWQWQGp9u/45u0c5vA5J+wej5jFNyIP0kIm:rkjFFWIvdnELyp9Z5uQ5MD5jm80kv

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.concaribe.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ro}UWgz#!38E

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.concaribe.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ro}UWgz#!38E

Targets

    • Target

      Documente de expediere.exe

    • Size

      722KB

    • MD5

      5152892f69bc66e7d7c6fab29f655de0

    • SHA1

      da75932eb9a00a05c038df22c52d59cefa78083f

    • SHA256

      20dec5a74037ed25874d0e51d7280d9832c740747831e389383d0ed97058be17

    • SHA512

      be657934627f199576623195658c088da215689b64992b28d1a7063573293efe1e5e2e7212644a78fa8e0a9e9a089739d81bf9971963dc1861bbc2d6d3ca9911

    • SSDEEP

      12288:glyYr9W0mzoIiWQGoltCpCLJ+alLT//jb8Q0IsK4/kh9tXm16a:R0UoPyoFLM8LTDb8f/kh9tXm16a

    • AgentTesla

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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.

    • 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