Analysis

  • max time kernel
    56s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    20-03-2021 02:54

General

  • Target

    microsoft_shared.tmp.dll

  • Size

    369KB

  • MD5

    08fb0dfc406671b03c9c9b8f39238321

  • SHA1

    0b85e55d662fc7f87c142250ffa54a52eb3df3cb

  • SHA256

    607a091d00b4660179f3b9c85bf1cd66edf3a2bc6bfcd794e60030b67363464c

  • SHA512

    e320d16b78a82835cf5d3aa762e83a32429998d062f8c832a437b20d00c69295223503f9b20766c7cfe5e45478d3c09ae0f44c2744875905f684a461af2f0c25

Malware Config

Extracted

Family

zloader

Botnet

personal

Campaign

personal

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\microsoft_shared.tmp.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:792
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\microsoft_shared.tmp.dll
      2⤵
        PID:1532
        • C:\Windows\SysWOW64\msiexec.exe
          msiexec.exe
          3⤵
            PID:1656

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/792-2-0x000007FEFC4E1000-0x000007FEFC4E3000-memory.dmp
        Filesize

        8KB

      • memory/1476-10-0x000007FEF6B80000-0x000007FEF6DFA000-memory.dmp
        Filesize

        2.5MB

      • memory/1532-3-0x0000000000000000-mapping.dmp
      • memory/1532-4-0x0000000076861000-0x0000000076863000-memory.dmp
        Filesize

        8KB

      • memory/1532-5-0x00000000003F0000-0x00000000003F1000-memory.dmp
        Filesize

        4KB

      • memory/1532-6-0x0000000000240000-0x00000000002A3000-memory.dmp
        Filesize

        396KB

      • memory/1656-7-0x0000000000000000-mapping.dmp
      • memory/1656-9-0x00000000000D0000-0x00000000000F6000-memory.dmp
        Filesize

        152KB