Analysis

  • max time kernel
    55s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    08-03-2021 22:38

General

  • Target

    2021-03-08-Spelevo-EK-payload-ZLoader-EXE.bin.dll

  • Size

    292KB

  • MD5

    a552a092b08cd01310b87ee994a21bc2

  • SHA1

    8d9b3a09a70914a0a20f42a79474abba34737206

  • SHA256

    9ef6c5467fd80274e6a37e2883a5e83a894cf2148ce37bf0adb1e884acbc4c0b

  • SHA512

    fd504086bb67b7e9c6d492a3d4efa6ca56f91fd47df5b45c21451164825b6451b1d55392565c7aa47f7ed0c594ecdbc69a1753c595604118d4d9e3943af545d5

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 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\2021-03-08-Spelevo-EK-payload-ZLoader-EXE.bin.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4768
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\2021-03-08-Spelevo-EK-payload-ZLoader-EXE.bin.dll
      2⤵
        PID:4872
        • C:\Windows\SysWOW64\msiexec.exe
          msiexec.exe
          3⤵
            PID:3176

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3176-5-0x0000000000000000-mapping.dmp
      • memory/3176-6-0x0000000000640000-0x0000000000666000-memory.dmp
        Filesize

        152KB

      • memory/4872-2-0x0000000000000000-mapping.dmp
      • memory/4872-3-0x0000000000B40000-0x0000000000B41000-memory.dmp
        Filesize

        4KB

      • memory/4872-4-0x0000000000400000-0x0000000000453000-memory.dmp
        Filesize

        332KB