Resubmissions

04-11-2021 14:56

211104-sa37gaghb3 10

26-10-2021 13:37

211026-qwzp3ahfb2 10

21-10-2021 22:13

211021-143rssbgdj 10

Analysis

  • max time kernel
    29s
  • max time network
    164s
  • platform
    windows7_x64
  • resource
    win7-en-20210920
  • submitted
    04-11-2021 14:56

General

  • Target

    95a8370c36d81ea596d83892115ce6b90717396c8f657b17696c7eeb2dba1d2e.dll

  • Size

    429KB

  • MD5

    75784d297b3d6fb4d434b6890f6334ab

  • SHA1

    dc945e57be6bdd3cc4894d6cff7dd90a76f6c416

  • SHA256

    95a8370c36d81ea596d83892115ce6b90717396c8f657b17696c7eeb2dba1d2e

  • SHA512

    f54baffc5b545aaa4d939505181466d7b78bb583fd32da6cbf8cea058fca8869e8bf7bf3272f43d09a7b24dc6e821c9aa0e3875dd2959173e704d57568915fa1

Malware Config

Extracted

Family

zloader

Botnet

tim

Campaign

tim

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

Attributes
  • build_id

    157

rc4.plain
rsa_pubkey.plain

Signatures

  • Zloader, Terdot, DELoader, ZeusSphinx

    Zloader is a malware strain that was initially discovered back in August 2015.

  • Drops file in Windows directory 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\95a8370c36d81ea596d83892115ce6b90717396c8f657b17696c7eeb2dba1d2e.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:684
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\95a8370c36d81ea596d83892115ce6b90717396c8f657b17696c7eeb2dba1d2e.dll
      2⤵
      • Drops file in Windows directory
      PID:772
      • C:\Windows\SysWOW64\msiexec.exe
        msiexec.exe
        3⤵
          PID:1880

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/684-54-0x000007FEFB7B1000-0x000007FEFB7B3000-memory.dmp
      Filesize

      8KB

    • memory/772-55-0x0000000000000000-mapping.dmp
    • memory/772-56-0x00000000755A1000-0x00000000755A3000-memory.dmp
      Filesize

      8KB

    • memory/772-57-0x0000000000170000-0x0000000000171000-memory.dmp
      Filesize

      4KB

    • memory/772-58-0x0000000010000000-0x0000000010072000-memory.dmp
      Filesize

      456KB

    • memory/1880-59-0x00000000000D0000-0x00000000000F6000-memory.dmp
      Filesize

      152KB

    • memory/1880-60-0x0000000000100000-0x0000000000101000-memory.dmp
      Filesize

      4KB

    • memory/1880-61-0x00000000000D0000-0x00000000000F6000-memory.dmp
      Filesize

      152KB

    • memory/1880-62-0x0000000000000000-mapping.dmp
    • memory/1880-64-0x00000000000D0000-0x00000000000F6000-memory.dmp
      Filesize

      152KB