General

  • Target

    tmp

  • Size

    2.4MB

  • Sample

    240110-nr678sefek

  • MD5

    929309bfd9b22eeddc2bc4eb5f705bba

  • SHA1

    623af0224270e4be9b7dbffc33defa47c8437041

  • SHA256

    eb8daa3bbd914c5356559929d7fd7e1132c9b0f7196fc12c779256bd4412c71d

  • SHA512

    d23926e212e1fc67ee2ada23897c1b47eaa54530b961564e4c22fa93853ff033cf14c87ae10cb62c990df4e8870d7d73fa8eac8edeae2403362a56c13b77ac9a

  • SSDEEP

    49152:vV2s5FXQ4EmojLjCRELVf7Avil+dHIsLp1thIikN+6u2hsP:vDzX71oDCRAZUviAHImDqia7hsP

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.79

Attributes
  • url_path

    /3886d2276f6914c4.php

rc4.plain

Targets

    • Target

      tmp

    • Size

      2.4MB

    • MD5

      929309bfd9b22eeddc2bc4eb5f705bba

    • SHA1

      623af0224270e4be9b7dbffc33defa47c8437041

    • SHA256

      eb8daa3bbd914c5356559929d7fd7e1132c9b0f7196fc12c779256bd4412c71d

    • SHA512

      d23926e212e1fc67ee2ada23897c1b47eaa54530b961564e4c22fa93853ff033cf14c87ae10cb62c990df4e8870d7d73fa8eac8edeae2403362a56c13b77ac9a

    • SSDEEP

      49152:vV2s5FXQ4EmojLjCRELVf7Avil+dHIsLp1thIikN+6u2hsP:vDzX71oDCRAZUviAHImDqia7hsP

    • Stealc

      Stealc is an infostealer written in C++.

    • 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 web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Enterprise v15

Tasks