Analysis

  • max time kernel
    176s
  • max time network
    192s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/02/2023, 00:25

General

  • Target

    a824d18b02ec70f3e1d8a976243e45eec0ee05d0997ae4784c5fee30ff54d721.exe

  • Size

    10KB

  • MD5

    0f559a2fdb41db66f71006630d032a2c

  • SHA1

    b6defdb632798821a0c075d3267d7967b0d60bd4

  • SHA256

    a824d18b02ec70f3e1d8a976243e45eec0ee05d0997ae4784c5fee30ff54d721

  • SHA512

    d04d76d3338e7690e94922fbfce2178d39536147dd3c29b3bf19a27b32c459e6f8d63f64275ecef53329702bd6c514eae3a16ce7feadf4bd7eeaaef5818c67fd

  • SSDEEP

    192:w3Jt/uV7xnGtuYFZflTqL/HL778XxLrAupWNUWV:0JuV7FouYjfxqL/HLcJAupWNUW

Malware Config

Extracted

Family

purecrypter

C2

http://80.66.75.36/p-Jcalafhqob.dat

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\a824d18b02ec70f3e1d8a976243e45eec0ee05d0997ae4784c5fee30ff54d721.exe
    "C:\Users\Admin\AppData\Local\Temp\a824d18b02ec70f3e1d8a976243e45eec0ee05d0997ae4784c5fee30ff54d721.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4892

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4892-132-0x00000000004B0000-0x00000000004B8000-memory.dmp

    Filesize

    32KB

  • memory/4892-133-0x0000000005420000-0x00000000059C4000-memory.dmp

    Filesize

    5.6MB

  • memory/4892-134-0x0000000004E70000-0x0000000004F02000-memory.dmp

    Filesize

    584KB

  • memory/4892-135-0x0000000004F10000-0x0000000004F1A000-memory.dmp

    Filesize

    40KB