Analysis

  • max time kernel
    141s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-02-2023 13:44

General

  • Target

    newsoftware-tester.exe

  • Size

    6KB

  • MD5

    d785e46b0d269b0578dcfd1b90375a6a

  • SHA1

    d1c4a196f24f0659c29fb05e99e690c87bf6d673

  • SHA256

    164df1aecac769eb2d9485abcb776f9ee55fc1e297c5b8b2bc50009e786d41b2

  • SHA512

    ea93bf91f0035a2996f227e04ccca718a9a470ca477e2e5af12a5180c70c62d6efcdbfd29d40e0458baa5ebdd525b5281e342ec29d01fc6fc9173a5b625704c3

  • SSDEEP

    96:673zsN+JBcMAiLt6NkIJmaI8RP4e/kvHxNezNt:oo+MOLtErRJcvb4

Malware Config

Extracted

Family

purecrypter

C2

http://justnormalsite.ddns.net/SystemEnv/uploads/newsoftware-tester_Ilbiekxz.png

Signatures

  • PureCrypter

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

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\newsoftware-tester.exe
    "C:\Users\Admin\AppData\Local\Temp\newsoftware-tester.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4944
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4944 -s 1744
      2⤵
      • Program crash
      PID:2248
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 4944 -ip 4944
    1⤵
      PID:3632

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4944-132-0x0000000000E70000-0x0000000000E78000-memory.dmp
      Filesize

      32KB