Analysis

  • max time kernel
    142s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-08-2023 14:26

General

  • Target

    Bdigncsrz.exe

  • Size

    108KB

  • MD5

    61ce3c89c2578f45fccd23b556634adf

  • SHA1

    fb4c545865c343e4fa1c3e289c68a432c5cbf307

  • SHA256

    e6acd013f402294fb872251fc4ad72420d608afff59ba25d57efe2f812493096

  • SHA512

    e16f72251be777f6230ae0da589970f0e24d783bf3a9243bf553720359ea96aed60c06b40f7e68622991652b469dbf2dbfd21a7f77aac1753e7afbe229a6681c

  • SSDEEP

    3072:5Pyx4EtMJ+aoHibA4UbOB2P06J/RtfwXALweSaIKg/u3:5Ho8vUa2PjWXAsevg

Malware Config

Extracted

Family

purecrypter

C2

https://files.catbox.moe/gmiwb3.vdf

Signatures

  • PureCrypter

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Bdigncsrz.exe
    "C:\Users\Admin\AppData\Local\Temp\Bdigncsrz.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3924

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3924-134-0x00000000743E0000-0x0000000074B90000-memory.dmp

    Filesize

    7.7MB

  • memory/3924-133-0x00000000001F0000-0x0000000000212000-memory.dmp

    Filesize

    136KB

  • memory/3924-135-0x00000000050D0000-0x0000000005674000-memory.dmp

    Filesize

    5.6MB

  • memory/3924-136-0x0000000004C00000-0x0000000004C92000-memory.dmp

    Filesize

    584KB

  • memory/3924-137-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

    Filesize

    64KB

  • memory/3924-138-0x0000000004DC0000-0x0000000004DCA000-memory.dmp

    Filesize

    40KB

  • memory/3924-139-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

    Filesize

    64KB

  • memory/3924-140-0x00000000743E0000-0x0000000074B90000-memory.dmp

    Filesize

    7.7MB

  • memory/3924-141-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

    Filesize

    64KB

  • memory/3924-142-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

    Filesize

    64KB