Analysis

  • max time kernel
    121s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    14-07-2023 03:45

General

  • Target

    Bxbnmjpq.exe

  • Size

    80KB

  • MD5

    6ea65106bdd4ab1148028f83956336d1

  • SHA1

    a1e0b3255718cd3478e6a585305427a8f2f3133d

  • SHA256

    c599bebc9ae54a54710008042361293d71475e5fbe8f0cbaceb6ee4565a72015

  • SHA512

    f0968062f384b2760d1f6f0189a70d6adefe2ca5162c6acffb64c351d7dbd0da0db00e56fa4c7ca9cb94f9b6b98ef732593412b6e1e23799aa06b7e394b2c95a

  • SSDEEP

    1536:YnJZzZ0+yQaiu6BkuUIbppIHI+CwthPLO3QeDfI:+Dt0+Faiu6BkuUIbppIHI+Cwt5LOgSfI

Malware Config

Extracted

Family

purecrypter

C2

http://80.66.75.37/a-Xmifagl.dll

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\Bxbnmjpq.exe
    "C:\Users\Admin\AppData\Local\Temp\Bxbnmjpq.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1680

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1680-53-0x0000000074AE0000-0x00000000751CE000-memory.dmp

    Filesize

    6.9MB

  • memory/1680-54-0x0000000001340000-0x000000000135A000-memory.dmp

    Filesize

    104KB

  • memory/1680-55-0x0000000000CA0000-0x0000000000CE0000-memory.dmp

    Filesize

    256KB

  • memory/1680-56-0x0000000074AE0000-0x00000000751CE000-memory.dmp

    Filesize

    6.9MB

  • memory/1680-57-0x0000000000CA0000-0x0000000000CE0000-memory.dmp

    Filesize

    256KB