Analysis

  • max time kernel
    64s
  • max time network
    181s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    16-09-2021 04:42

General

  • Target

    c75f4e1fd464e21826c37e5abf7fed93b48c721625f700f49aa71cbce377ee8a.exe.dll

  • Size

    409KB

  • MD5

    56079ea11cb3fce2a34fdf0a81deecc5

  • SHA1

    38475dc6871d88b3c9070f4e55f8c44a07b7dca3

  • SHA256

    c75f4e1fd464e21826c37e5abf7fed93b48c721625f700f49aa71cbce377ee8a

  • SHA512

    62881541d2f549475cb3a2026c1f53b2704834a5b5b2af154135b328347de690a4e4b23f047db85745a4b106b7ba541a854f91e0a8ff21255cb5df47aeda4e50

Malware Config

Extracted

Family

zloader

Botnet

hvnc

Campaign

hvnc

C2

https://iqowijsdakm.com/gate.php

https://wiewjdmkfjn.com/gate.php

https://dksaoidiakjd.com/gate.php

https://iweuiqjdakjd.com/gate.php

https://yuidskadjna.com/gate.php

https://olksmadnbdj.com/gate.php

https://odsakmdfnbs.com/gate.php

https://odsakjmdnhsaj.com/gate.php

https://odjdnhsaj.com/gate.php

https://odoishsaj.com/gate.php

rc4.plain
rsa_pubkey.plain

Signatures

  • Zloader, Terdot, DELoader, ZeusSphinx

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

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\c75f4e1fd464e21826c37e5abf7fed93b48c721625f700f49aa71cbce377ee8a.exe.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1860
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\c75f4e1fd464e21826c37e5abf7fed93b48c721625f700f49aa71cbce377ee8a.exe.dll
      2⤵
        PID:1996
        • C:\Windows\SysWOW64\msiexec.exe
          msiexec.exe
          3⤵
            PID:852

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/852-65-0x0000000000000000-mapping.dmp
      • memory/852-67-0x0000000000090000-0x00000000000B6000-memory.dmp
        Filesize

        152KB

      • memory/1860-60-0x000007FEFC2E1000-0x000007FEFC2E3000-memory.dmp
        Filesize

        8KB

      • memory/1996-61-0x0000000000000000-mapping.dmp
      • memory/1996-62-0x0000000075B31000-0x0000000075B33000-memory.dmp
        Filesize

        8KB

      • memory/1996-63-0x00000000000C0000-0x00000000000C1000-memory.dmp
        Filesize

        4KB

      • memory/1996-64-0x0000000010000000-0x00000000100DB000-memory.dmp
        Filesize

        876KB