Analysis

  • max time kernel
    37s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    15-06-2021 07:13

General

  • Target

    NALA LIMITED.dll

  • Size

    335KB

  • MD5

    64fcff8a2ff203b88fc722dbd8b5cc97

  • SHA1

    e15c8b910562fea492d5302d2a951acdc239018b

  • SHA256

    9afda0de1b54bc55060751b6da6b6f047603214f9de8bf05f79a91c8d00ed4c9

  • SHA512

    a6c9e2293c8720089d5f5995d75deb738b35ffe0bd9d884ab8084b25f60cdd35ffdca6d7657e642674ac2768237cc6aa9a1766b633efca9cf715a16b6c370b5c

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\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\NALA LIMITED.dll",#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:540
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\NALA LIMITED.dll",#1
      2⤵
        PID:1924
        • C:\Windows\SysWOW64\msiexec.exe
          msiexec.exe
          3⤵
            PID:1396

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1396-64-0x0000000000000000-mapping.dmp
      • memory/1396-66-0x00000000000D0000-0x00000000000F6000-memory.dmp
        Filesize

        152KB

      • memory/1924-60-0x0000000000000000-mapping.dmp
      • memory/1924-61-0x0000000075A71000-0x0000000075A73000-memory.dmp
        Filesize

        8KB

      • memory/1924-62-0x0000000000160000-0x0000000000182000-memory.dmp
        Filesize

        136KB

      • memory/1924-63-0x0000000010000000-0x0000000010056000-memory.dmp
        Filesize

        344KB