Analysis

  • max time kernel
    56s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    05-12-2020 12:13

General

  • Target

    microsoft_shared.tmp.dll

  • Size

    574KB

  • MD5

    d657bd947fecdb34e989349b6f72daac

  • SHA1

    36d0b1172673405a7d144a1a34841e794cea9e5a

  • SHA256

    cbf6848b72b118e090953347982de71cfe1510dfdc4affdb1ee4d5d62af428d6

  • SHA512

    02ce2ee305c8ec66abc66cd6a5dde4d9edd863a19c800e667b5db746b3f0b8ca0104fd372095dfdcc696a8960c58c594261265461c9caca543501f8c02171e4f

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 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\microsoft_shared.tmp.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4772
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\microsoft_shared.tmp.dll,#1
      2⤵
        PID:4816
        • C:\Windows\SysWOW64\msiexec.exe
          msiexec.exe
          3⤵
            PID:420

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/420-3-0x0000000000AD0000-0x0000000000AF6000-memory.dmp
        Filesize

        152KB

      • memory/420-4-0x0000000000000000-mapping.dmp
      • memory/4816-2-0x0000000000000000-mapping.dmp