Resubmissions

31-10-2023 10:08

231031-l564aafc8y 10

01-08-2020 19:35

200801-yxa2qg44dx 10

Analysis

  • max time kernel
    1796s
  • max time network
    1801s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-10-2023 10:08

General

  • Target

    SecuriteInfo.com.Trojan.GenericKD.34222957.15631.dll

  • Size

    395KB

  • MD5

    5120008536c0de7bf6030f10377ec8c0

  • SHA1

    778a0fd8c2b307ad1aba4a66fadef2ff3306d5d0

  • SHA256

    fa09c9ab2f3fc8d3c6541cb835769792d6bc041ba5aa1d04a22be1608791ad9e

  • SHA512

    83f151f19a5cada9420040522d21b52943793530e5e43d1e0e47f8b4cc726d4b741663d4c8b8ef03649c1b281cd9c702419cb580abc555317363e7b8d02edb15

  • SSDEEP

    6144:VhLHWQznGP/YR2rCnft7BdI7vHFtpuqVtT/C9KxwlfCokKYmT8SNhXDZi5121jYN:/WQznGYX1dIbHF5V09TlfDTthXc5M1j

Malware Config

Extracted

Family

zloader

Botnet

July20SSL

Campaign

July20SSL

C2

https://vlcafxbdjtlvlcduwhga.com/web/post.php

https://softwareserviceupdater3.com/web/post.php

https://softwareserviceupdater4.com/web/post.php

Attributes
  • build_id

    18

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 8 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3096
      • C:\Windows\system32\rundll32.exe
        rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.34222957.15631.dll,#1
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4836
        • C:\Windows\SysWOW64\rundll32.exe
          rundll32.exe C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.GenericKD.34222957.15631.dll,#1
          3⤵
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:3280
      • C:\Windows\SysWOW64\msiexec.exe
        msiexec.exe
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4192

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3280-1-0x0000000010000000-0x0000000010073000-memory.dmp

      Filesize

      460KB

    • memory/3280-0-0x0000000010000000-0x0000000010073000-memory.dmp

      Filesize

      460KB

    • memory/3280-2-0x0000000000BB0000-0x0000000000BB1000-memory.dmp

      Filesize

      4KB

    • memory/3280-3-0x0000000010000000-0x0000000010073000-memory.dmp

      Filesize

      460KB

    • memory/3280-4-0x0000000000BB0000-0x0000000000BB1000-memory.dmp

      Filesize

      4KB

    • memory/3280-12-0x0000000010000000-0x0000000010073000-memory.dmp

      Filesize

      460KB

    • memory/4192-11-0x00000000007C0000-0x00000000007EB000-memory.dmp

      Filesize

      172KB

    • memory/4192-14-0x00000000007C0000-0x00000000007EB000-memory.dmp

      Filesize

      172KB