General

  • Target

    DOC_NEW ORDER 548886.xls

  • Size

    1.1MB

  • Sample

    230224-qwq3xsbe22

  • MD5

    644ea477b14e89d7f6075c7619d6cef7

  • SHA1

    aafa3f8b5be0c7e569ba4e3ea85d2a2b9a14309d

  • SHA256

    de2cc36754155ee17783f7f6df524a49e845208f3d58a8840210dc8101b60db8

  • SHA512

    43b3d8992314a35b14306b94cb2d43664ee73bc6bb2ff9608986eecf11d93eb6c0bfe7ca6d5ca968af0008145ce7924ac10713763774eed0d452891ee23a8ffe

  • SSDEEP

    24576:8Fe5Z59H8m7wRFe8EezjH5GmzbveNK7aqdid+GiAE8Nv7dXXXXXXXXXXXXAXXXXu:g0ZDwDwO1hvSK7aubGiAE8UA

Malware Config

Extracted

Family

purecrypter

C2

http://revitape.com/gdy/Pftcp.dll

Targets

    • Target

      DOC_NEW ORDER 548886.xls

    • Size

      1.1MB

    • MD5

      644ea477b14e89d7f6075c7619d6cef7

    • SHA1

      aafa3f8b5be0c7e569ba4e3ea85d2a2b9a14309d

    • SHA256

      de2cc36754155ee17783f7f6df524a49e845208f3d58a8840210dc8101b60db8

    • SHA512

      43b3d8992314a35b14306b94cb2d43664ee73bc6bb2ff9608986eecf11d93eb6c0bfe7ca6d5ca968af0008145ce7924ac10713763774eed0d452891ee23a8ffe

    • SSDEEP

      24576:8Fe5Z59H8m7wRFe8EezjH5GmzbveNK7aqdid+GiAE8Nv7dXXXXXXXXXXXXAXXXXu:g0ZDwDwO1hvSK7aubGiAE8UA

    • PureCrypter

      PureCrypter is a .NET malware loader first seen in early 2021.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

MITRE ATT&CK Enterprise v6

Tasks