Analysis

  • max time kernel
    56s
  • max time network
    111s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    13/10/2020, 21:15

General

  • Target
    File2.exe
  • Size 210KB
  • Sample201013-xs83jp8xjs
  • SHA256 9f654fe304bd80d1114c515362319c59bc569a54cb445aacdf47672d56815da1
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Extracted

Family
  • zloader

Botnet
  • r1

Campaign
  • r1

C2
  • https://freebreez.com/LKhwojehDgwegSDG/gateJKjdsh.php

  • https://makaronz.com/LKhwojehDgwegSDG/gateJKjdsh.php

  • https://ricklick.com/LKhwojehDgwegSDG/gateJKjdsh.php

  • https://litlblockblack.com/LKhwojehDgwegSDG/gateJKjdsh.php

  • https://vaktorianpackif.com/LKhwojehDgwegSDG/gateJKjdsh.php

  • https://hbamefphmqsdgkqojgwe.com/LKhwojehDgwegSDG/gateJKjdsh.php

  • https://hoxfqvlgoabyfspvjimc.com/LKhwojehDgwegSDG/gateJKjdsh.php

  • https://yrsfuaegsevyffrfsgpj.com/LKhwojehDgwegSDG/gateJKjdsh.php

rc4.plain
rsa_pubkey.plain

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Zloader, Terdot, DELoader, ZeusSphinx

    Zloader is a malware strain that was initially discovered back in August 2015.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3016
      • C:\Users\Admin\AppData\Local\Temp\File2.exe
        "C:\Users\Admin\AppData\Local\Temp\File2.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3816
      • C:\Windows\SysWOW64\msiexec.exe
        msiexec.exe
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3936

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          memory/3816-0-0x0000000000B26000-0x0000000000B27000-memory.dmp

          memory/3816-1-0x00000000025B0000-0x00000000025B1000-memory.dmp

          memory/3936-3-0x0000000000FA0000-0x0000000000FCD000-memory.dmp