Analysis

  • max time kernel
    28s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    17-11-2020 15:07

General

  • Target

    microsoft_shared.tmp.dll

  • Size

    573KB

  • MD5

    4cff80780a5018036cd2a74d35abdc05

  • SHA1

    d49602514b4e6e4a9d9c6d199c0db5ea64359256

  • SHA256

    a7f441793b5703b349ebb2509b6af1cdfdd8023d8e56f1f9a57b9d74e69bd9a9

  • SHA512

    4bf3b76e8cd4ead62b94b3fb38cd1970f3476dcfe64b3065f56c4fd6852dcd1201c134a41c96ed966e6357f7d42dfde0bf7e794a5e16c0174dfec174f06b0d81

Malware Config

Extracted

Family

zloader

Botnet

googleaktualizacija

Campaign

googleaktualizacija2

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\microsoft_shared.tmp.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1756
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\microsoft_shared.tmp.dll,#1
      2⤵
        PID:484

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/484-0-0x0000000000000000-mapping.dmp
    • memory/1224-2-0x0000000000100000-0x0000000000101000-memory.dmp
      Filesize

      4KB

    • memory/1224-1-0x00000000000D0000-0x00000000000F6000-memory.dmp
      Filesize

      152KB

    • memory/1224-3-0x00000000000D0000-0x00000000000F6000-memory.dmp
      Filesize

      152KB

    • memory/1224-4-0x0000000000000000-mapping.dmp
    • memory/1712-5-0x000007FEF6010000-0x000007FEF628A000-memory.dmp
      Filesize

      2.5MB