Analysis

  • max time kernel
    68s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    04-03-2021 03:30

General

  • Target

    cf8e50db2ca682dbc80110f394aa4bbd7b59a60ac6e981dcaab607d09b7f01e8.dll

  • Size

    183KB

  • MD5

    d21ed162fd0252e22f31cf7a9cae5540

  • SHA1

    abe719477bf2f69765f401b400759cb71117bff7

  • SHA256

    cf8e50db2ca682dbc80110f394aa4bbd7b59a60ac6e981dcaab607d09b7f01e8

  • SHA512

    8751aa81aa6d53ae9e2fc0424d957a39a365ccba0680e18f0702eab26e48e317a0ca35d61f49197f59c24cc00893d91e06e34568fb5454f80b9c94dd3bc10a68

Malware Config

Extracted

Family

zloader

Botnet

07/04

C2

https://xyajbocpggsr.site/wp-config.php

https://ooygvpxrb.pw/wp-config.php

rc4.plain

Signatures

  • Zloader, Terdot, DELoader, ZeusSphinx

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\cf8e50db2ca682dbc80110f394aa4bbd7b59a60ac6e981dcaab607d09b7f01e8.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:912
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\cf8e50db2ca682dbc80110f394aa4bbd7b59a60ac6e981dcaab607d09b7f01e8.dll
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2012
      • C:\Windows\SysWOW64\msiexec.exe
        msiexec.exe
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1236

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/912-2-0x000007FEFC0A1000-0x000007FEFC0A3000-memory.dmp
    Filesize

    8KB

  • memory/1236-5-0x0000000000000000-mapping.dmp
  • memory/2012-3-0x0000000000000000-mapping.dmp
  • memory/2012-4-0x0000000076381000-0x0000000076383000-memory.dmp
    Filesize

    8KB