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Analysis

  • max time kernel
    144s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/02/2023, 09:23

General

  • Target

    ID180717.exe

  • Size

    5KB

  • MD5

    7339a847d0f1ca1691330101fc02d5bf

  • SHA1

    35782cd13a72166a37f77e505f69ee20921d7759

  • SHA256

    780b6ba7fa2126b7f172c23c31474b2eedbd2ac9cd0018c5763f77213995a56b

  • SHA512

    0f7974a6211f95b84a75a0681c3076df543756a19fb1ec5999049f4dff64ba0d4af622a9efa944ae1f70845bc439f666cdc867be18a06dd36c09ec208f0b9885

  • SSDEEP

    48:6uwuF4FM1qnXGSsThsfATgQpXVKPYMIjLIMJMQGAg4MGR7P7XencMsdqBHtitiOv:uWIXbseoTg09dZGAl9P7XgGksnUBzNt

Malware Config

Extracted

Family

purecrypter

C2

https://carlcederlaw.com/thh/Uzsggeh.dat

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\ID180717.exe
    "C:\Users\Admin\AppData\Local\Temp\ID180717.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2608
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2608 -s 1696
      2⤵
      • Program crash
      PID:1528
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2608 -ip 2608
    1⤵
      PID:4792

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2608-132-0x00000000003D0000-0x00000000003D8000-memory.dmp

      Filesize

      32KB

    • memory/2608-133-0x0000000005260000-0x0000000005804000-memory.dmp

      Filesize

      5.6MB

    • memory/2608-134-0x0000000004D90000-0x0000000004E22000-memory.dmp

      Filesize

      584KB