General

  • Target
    OCEAN GEMSTONE - VSL PARTICULARS.exe
  • Size 467KB
  • Sample221024-v79rmahhdj
  • SHA256 f682321268a01d4d9bdf0e5bb399a0bae6f414c9a2df33e78bcbd06883b652e3
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • formbook

Campaign
  • ermr

Decoy
  • ErOK6LFCgNIAlQmH54oaYOL/CN29Z78=

  • qNSdDhu/PT/1fgafDagiCSZH1SY=

  • wLpPOAkYS8EABl3pHGc4hNT/Q1sHBrU=

  • jSxRvptHkeTGl7PT0SEmaZmjqzanuA==

  • b91oL+2wCcpyhnd6yvF6Pg==

  • mr81yp1/qqZX

  • hy7Xsz/PU/LWHMcGL4UYJx9n3A==

  • KlwrHt1gouPaXaWhoQ==

  • ng8M320IRJL9Ptw=

  • 8GQbOXuaWxvKnNM=

  • XndOL7E5sNpVUNty4d/a

  • rryPBBC8PybYb+2h2MF3FHGL

  • kEoeyERSVCYO0g==

  • 5/P+SBDby5hO

  • 1fYXc30/h9W7iO17

  • 34X+YKR+wRFE

  • 8ir/X2MlVByh5lQ1ow8=

  • u9ikm2UMZ7J7hpCYow==

  • FLI+c3clp1BNDjVAfvC2Dnw=

  • t21Erq8/r09wAzAJTAH3Ng==

Targets

    • Target
      OCEAN GEMSTONE - VSL PARTICULARS.exe
    • Size 467KB
    • SHA256 f682321268a01d4d9bdf0e5bb399a0bae6f414c9a2df33e78bcbd06883b652e3
    • MD5 SHA1 SHA512 SSDEEP
    • Formbook

      Formbook is a data stealing malware which is capable of stealing data.

    • Adds policy Run key to start application

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks