Analysis

  • max time kernel
    193s
  • max time network
    198s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 07:41

General

  • Target

    lolyhzs_veryhuo.com/Copy.dll

  • Size

    10KB

  • MD5

    227c49fc0a7b41f866a1d54ebfbafe0b

  • SHA1

    31509e73e059fa05b9aeccb783b153b85dfad43f

  • SHA256

    3d5024975f55de9f1bb2a15bf53abe343af34e75426322ae70f183d72f74f6d8

  • SHA512

    b73faa1300d554cabe397128ab2a3766f183b0917606801f490cebe5c500a314a85897e01325e31a60216a75c11faa4af314c68f4f0f2c1870b196efd5438e43

  • SSDEEP

    192:xfnLgf74IyqhNGkEd+FIKiCj9QfyFtqS6yzsnIpYOFRzijmN:xfLg8IZh9Ed+fpZFtqUpHbOy

Malware Config

Signatures

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 1 IoCs
  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\lolyhzs_veryhuo.com\Copy.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1120
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\lolyhzs_veryhuo.com\Copy.dll,#1
      2⤵
        PID:1736

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1736-132-0x0000000000000000-mapping.dmp

    • memory/1736-133-0x0000000010000000-0x000000001001A000-memory.dmp

      Filesize

      104KB