Analysis

  • max time kernel
    146s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    26-02-2023 01:18

General

  • Target

    c5f8a57e9e252306e9876a01fbc423420693bf04cf7c33fb0bbf972e34299f21.exe

  • Size

    25KB

  • MD5

    439c8eaf5105f874659e06ecca63e66b

  • SHA1

    f264db763cacbcbc6620353097b1cd6367d14afb

  • SHA256

    c5f8a57e9e252306e9876a01fbc423420693bf04cf7c33fb0bbf972e34299f21

  • SHA512

    2cf9bb028b1d8ca1c321f9a809c6e1d0552992eefc2229661579edeaac8ef0d9926ff1e0a26d8962f6672a45be7bc7b2a86b8331a43a922418569b889853ac5a

  • SSDEEP

    96:1Nd/FIveD4XyrmRNb++DvI63LilNRZjHgnmXV/cfDj6hLGkZNiRB4e3T3e4KxJdv:bxFIqmA62lNTDcmXZCehLrZbxJX

Malware Config

Extracted

Family

purecrypter

C2

http://www.ugr.leszczynskie.net/galeria/Xcilfp.png

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\c5f8a57e9e252306e9876a01fbc423420693bf04cf7c33fb0bbf972e34299f21.exe
    "C:\Users\Admin\AppData\Local\Temp\c5f8a57e9e252306e9876a01fbc423420693bf04cf7c33fb0bbf972e34299f21.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1704

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1704-54-0x0000000000BA0000-0x0000000000BAC000-memory.dmp

    Filesize

    48KB

  • memory/1704-55-0x0000000004B50000-0x0000000004B90000-memory.dmp

    Filesize

    256KB

  • memory/1704-56-0x0000000004B50000-0x0000000004B90000-memory.dmp

    Filesize

    256KB