Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    21-01-2022 23:19

General

  • Target

    ae3a3999c23fb3d49e68f38c64fd903b88ba4758473f12cccb17a1ff566effc5.dll

  • Size

    507KB

  • MD5

    115c075075f7e79de8539f7aa073ad0f

  • SHA1

    735486dd33eabd3a1480acd43982f7e576b7f444

  • SHA256

    ae3a3999c23fb3d49e68f38c64fd903b88ba4758473f12cccb17a1ff566effc5

  • SHA512

    bb3009a49797c9bca2a4946fc14dbc2896f98480c7919591aaa18b1b232cdc4043730f4fa47df4a5fef743d30016c79e0b6b968a48ba01a7aa6286492cad8d3e

Malware Config

Extracted

Family

squirrelwaffle

C2

http://acdlimited.com/2u6aW9Pfe

http://jornaldasoficinas.com/ZF8GKIGVDupL

http://orldofjain.com/lMsTA7tSYpe

http://altayaralsudani.net/SSUsPgb7PHgC

http://hoteloaktree.com/QthLWsZsVgb

http://aterwellnessinc.com/U7D0sswwp

http://sirifinco.com/Urbhq9wO50j

http://ordpress17.com/5WG6Z62sKWo

http://mohsinkhanfoundation.com/pcQLeLMbur

http://lendbiz.vn/xj3BhHtMbf

http://geosever.rs/ObHP1CHt

http://nuevainfotech.com/xCNyTjzkoe

http://dadabhoy.pk/m6rQE94U

http://111

http://sjgrand.lk/zvMYuQqEZj

http://erogholding.com/GFM1QcCFk

http://armordetailing.rs/lgfrZb4Re6WO

http://lefrenchwineclub.com/eRUGdDox

Signatures

  • SquirrelWaffle is a simple downloader written in C++.

    SquirrelWaffle.

  • Squirrelwaffle Payload 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ae3a3999c23fb3d49e68f38c64fd903b88ba4758473f12cccb17a1ff566effc5.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:892
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ae3a3999c23fb3d49e68f38c64fd903b88ba4758473f12cccb17a1ff566effc5.dll,#1
      2⤵
        PID:1696

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1696-54-0x0000000076451000-0x0000000076453000-memory.dmp

      Filesize

      8KB

    • memory/1696-55-0x0000000000230000-0x00000000002AE000-memory.dmp

      Filesize

      504KB

    • memory/1696-56-0x0000000000160000-0x0000000000161000-memory.dmp

      Filesize

      4KB

    • memory/1696-57-0x00000000002B0000-0x00000000002C1000-memory.dmp

      Filesize

      68KB

    • memory/1696-58-0x0000000000310000-0x0000000000320000-memory.dmp

      Filesize

      64KB