Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    15/01/2023, 16:18

General

  • Target

    10039948490093.exe

  • Size

    10.0MB

  • MD5

    0c53e355d7115d9ffce8fd6e821f549d

  • SHA1

    438aae0301da7b76e4369f5aec82443d4697815c

  • SHA256

    5585edaa1cdcb7c6b2d57f38dc1c35cfbf44e843f681511dc87f3fd61416ab4e

  • SHA512

    25c24eeb2fa70f2f89a6340949e9c0a77cd68ad1ccd33643ce235c6a6f3a080f48fb429634acd74a55d769b2951efceee86a8e91a4e9c00f869e35ec1f69507a

  • SSDEEP

    192:v9rM5fJ9zFmtz3VwLVkCISfjoWL3KLyZZQF2Qr:vNMpJeVwLVkCTfjoWL3KLMw2+

Malware Config

Extracted

Family

purecrypter

C2

https://espurity.tk/SystemEnv/uploads/newsoftware-update_Darczohr.jpg

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\10039948490093.exe
    "C:\Users\Admin\AppData\Local\Temp\10039948490093.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1124

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1124-54-0x0000000000980000-0x0000000000988000-memory.dmp

          Filesize

          32KB

        • memory/1124-55-0x0000000074FB1000-0x0000000074FB3000-memory.dmp

          Filesize

          8KB

        • memory/1124-56-0x0000000004C75000-0x0000000004C86000-memory.dmp

          Filesize

          68KB