General

  • Target

    fad4966bbd6c5f0f1c4d145a13d50af1cd1fbf50e58416a172e80cc7bf2f9a89.r00

  • Size

    632KB

  • Sample

    240523-cp3w9aad64

  • MD5

    4a9635b2272153064276f26e46bae3b9

  • SHA1

    b2165a12a5137c73d57afbb3f840406533ceb19d

  • SHA256

    fad4966bbd6c5f0f1c4d145a13d50af1cd1fbf50e58416a172e80cc7bf2f9a89

  • SHA512

    6491ce7513493dd17e1f4f8701bc2d9ca312fd9d5fb98ec702e1ae7267fb0f2b1b088c896d2780d4e4f320df7027bf936966dedaef106191ea3df29689ed0118

  • SSDEEP

    12288:0S37ecGQLGNsv8UksfJEEoP71Ux80t9SgDR++Zupofsx27fP287b:ieLGUkmToTGx8mA6Rrupk7m8f

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.wapination.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    sync@#1235

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.wapination.net
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    sync@#1235

Targets

    • Target

      Shipping Reference_AWB 6032805671_INVOICE_PDF.scr

    • Size

      656KB

    • MD5

      f61b7d7337d4d86202084480e0a96e27

    • SHA1

      e6c8a6f2a7b49252983a227a570397f8e866edac

    • SHA256

      29c85d7e3ddc8db0c7f0d11b705210e12b861b254e621efb07a06b57755cd373

    • SHA512

      6790f644b8213fe87e2a03c5a64eb99ba90bf882aca1407a9becd8ad81e661bc747f87d9f3a75db64888bb755f8d3d59b9d1af3db0f6968ad650de0bf0ffd675

    • SSDEEP

      12288:WxlYifTgWwOvcyncG9/wFTB6LVI/aA5NeZILY3ovRM0S8X+N+00Jy3AtAsEC2mEa:W8iWPyIFTByyaAeZIzvq0Z+NP3AA5kO

    • AgentTesla

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

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • 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