General

  • Target

    632f7e212cc149d81b322def328534953b979d1f1885140e2645e4ac41d0f56c.rtf

  • Size

    61KB

  • Sample

    231201-vq1sdsea25

  • MD5

    9e0226adf02222bbee9aa7e2f6f1c07a

  • SHA1

    64e031bda28509528f26a64ac5d7935cf5afe426

  • SHA256

    632f7e212cc149d81b322def328534953b979d1f1885140e2645e4ac41d0f56c

  • SHA512

    687e89fd04f39817432dec1f43754f18f77bda0f96e6fff1a24e00df3fdd0ab6831f39fb1c90240ce128c2dad34c5e43a7f7efcfb34052b02c634a0204595c90

  • SSDEEP

    1536:x42f3VBEtZ2AffEjXoez57kFFg65HlkA02:x42fLXdz57kXhnkv2

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.experthvac.ro
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    -8{jszMOY*Z8(~Za0#jyP%o7VoB.0)kk^)7_

Targets

    • Target

      632f7e212cc149d81b322def328534953b979d1f1885140e2645e4ac41d0f56c.rtf

    • Size

      61KB

    • MD5

      9e0226adf02222bbee9aa7e2f6f1c07a

    • SHA1

      64e031bda28509528f26a64ac5d7935cf5afe426

    • SHA256

      632f7e212cc149d81b322def328534953b979d1f1885140e2645e4ac41d0f56c

    • SHA512

      687e89fd04f39817432dec1f43754f18f77bda0f96e6fff1a24e00df3fdd0ab6831f39fb1c90240ce128c2dad34c5e43a7f7efcfb34052b02c634a0204595c90

    • SSDEEP

      1536:x42f3VBEtZ2AffEjXoez57kFFg65HlkA02:x42fLXdz57kXhnkv2

    • AgentTesla

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks