Analysis

  • max time kernel
    287s
  • max time network
    290s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-01-2023 21:32

General

  • Target

    184091318b80f8bf696c909809e543551e76184156a3287a75f64621950053ea.exe

  • Size

    8KB

  • MD5

    76800519fa85686e45b5664d6e6149fe

  • SHA1

    5dbe386d2988153ff633f23549750acb4c517b89

  • SHA256

    184091318b80f8bf696c909809e543551e76184156a3287a75f64621950053ea

  • SHA512

    11882dc0586c5aeb1ebd03e37b0d18f676968fe91fc91fc81d59f4f804fc0612d0681bb265464dc2fbb6e46856adcb3d53cb45d4de16e4ce1a18bbd8190cabae

  • SSDEEP

    192:KccEsE8Q23qI/qpKtQr9WaTWBAPPWVhd:1cEwQ23qI/ej9WaTWBOPW

Malware Config

Extracted

Family

purecrypter

C2

http://80.66.75.34/a-Abtiyod.bmp

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\184091318b80f8bf696c909809e543551e76184156a3287a75f64621950053ea.exe
    "C:\Users\Admin\AppData\Local\Temp\184091318b80f8bf696c909809e543551e76184156a3287a75f64621950053ea.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2812
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2812 -s 1336
      2⤵
      • Program crash
      PID:428
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2812 -ip 2812
    1⤵
      PID:1748

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2812-132-0x0000000000B50000-0x0000000000B58000-memory.dmp
      Filesize

      32KB